ISSEN Downloads & RevenueISSEN - Voice Tutor · App Store & Google Play
ISSEN - Voice Tutor gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
ISSEN - Voice Tutor by Issen, Inc. is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
📦AndroidUpdated to version 1.16.24📈iOSEntered the top 100📈iOSCharting in a new country📦iOSUpdated to version 1.16.23📦AndroidUpdated to version 1.16.23📦iOSUpdated to version 1.16.21📈AndroidCharting in a new country in 2 charts📈AndroidEntered the top 100💰AndroidIn-app price range changed⭐iOSPassed 1K ratings🆕AndroidFirst spotted by AppInsider🆕iOSFirst spotted by AppInsider🆕iOSReleased on the App Store🆕AndroidReleased on Google Play
Full timeline · 41 events
- 📦ISSEN - Voice Tutor updated to version 1.16.24Android• New words in your flashcards now start with a short intro: take a moment to guess the meaning, then see it and choose how to continue.
• Flashcards open right on your first card, and your tutor appears on the home screen as soon as the app loads.
• Your voice now gets extra protection against brief network drops during calls.
• Fixes for saving words, sending photos during calls, and finding your subscription on the right account.… more - 📈ISSEN - Voice Tutor entered the top 100iOSTop Grossing · Education · IT
- 📈ISSEN - Voice Tutor charting in a new countryiOSItaly
- 📦ISSEN - Voice Tutor updated to version 1.16.23iOS• Während eines Anrufs erscheint jetzt der Status „Schwache Verbindung“, wenn dein Netzwerk die Stimme deines Tutors immer wieder abbrechen lässt. Tippe darauf, um Tipps zu sehen.
• Ein früheres Gespräch während eines Anrufs fortzusetzen, startet jetzt zuverlässig, und dein Tutor spricht sofort.
• In reinen Sprachanrufen reagieren die Sprachbalken auf deine Stimme, sobald du zu sprechen beginnst.… more - 📦ISSEN - Voice Tutor updated to version 1.16.23Android• A "Poor connection" status now appears during a call when your network keeps dropping your tutor's audio. Tap it for tips.
• Continuing a past conversation during a call now starts reliably, and your tutor speaks right away.
• In voice-only calls, the voice bars react to your voice the moment you start speaking.… more - 📦ISSEN - Voice Tutor updated to version 1.16.22Android• New onboarding tip shows how to send your tutor a photo during a call, like a menu or a textbook page.
• Live text during calls stays smooth and responsive on slow connections.
• Flag a tutor message that is wrong or inappropriate, and our team will review it.
• Audio clips recover after a playback error, and the flashcards intro no longer reappears after you log in again.… more - 📦ISSEN - Voice Tutor updated to version 1.16.21iOS• Calls recover more reliably after a brief connection drop, such as moving from Wi-Fi to mobile data.
• Skipping a translation exercise now grades the answer you typed or said instead of scoring it 0/10.
• When you leave the app to copy your email confirmation code, the keyboard comes back and pasting the code works.
• Upgrading when your trial ends no longer closes the purchase screen midway.… more - 📦ISSEN - Voice Tutor: now updating weeklyiOS4 updates in 30 days, after a quiet two months
- 📦ISSEN - Voice Tutor updated to version 1.16.20iOS• Anrufe bleiben verbunden, wenn du dein Handy sperrst oder zwischen WLAN und mobilen Daten wechselst.
• Ein Hinweis „Tutor pausiert" erscheint, wenn dein Tutor auf deine Bitte hin anhält.
• Verständlichere Karteikarten: eine neue Einführung, ein überarbeitetes Tutorial und weniger überflüssige Wörter aus den Erklärungen deines Tutors.
• Eine Erinnerung zeigt dir, wenn eine neuere Version der App bereitsteht.… more - 📦ISSEN - Voice Tutor updated to version 1.16.21Android• Calls recover more reliably after a brief connection drop, such as moving from Wi-Fi to mobile data.
• Skipping a translation exercise now grades the answer you typed or said instead of scoring it 0/10.
• When you leave the app to copy your email confirmation code, the keyboard comes back and pasting the code works.
• Upgrading when your trial ends no longer closes the purchase screen midway.… more - 📈ISSEN - Voice Tutor entered the top 100iOSTop Grossing · Education · IN
- 📈ISSEN - Voice Tutor charting in a new countryiOSIndia
- 📈ISSEN - Voice Tutor entered the top 100iOSTop Grossing · Education · RU
- 📈ISSEN - Voice Tutor charting in a new countryiOSRussia
- 📦ISSEN - Voice Tutor updated to version 1.16.19iOS• Calls start faster: your tutor starts getting ready the moment you tap.
• Your account is safer: confirm your email with a 6-character code when you set up your account or change your email.
• Smaller fixes and improvements.… more - ✏️ISSEN - Voice Tutor: needs a newer iOSiOSiOS 14.0 → iOS 15.0
- 📦ISSEN - Voice Tutor updated to version 1.16.19Android• Calls start faster: your tutor starts getting ready the moment you tap.
• Your account is safer: confirm your email with a 6-character code when you set up your account or change your email.
• Smaller fixes and improvements.… more - 📦ISSEN - Voice Tutor updated to version 1.16.18iOS• Abonnenten können dem Tutor jetzt während einer Lektion ein Foto schicken: Tippe auf das Einstellungszahnrad und wähle „Foto senden“.
• Die App öffnet jetzt deutlich schneller direkt bei deinen Lektionen, und der Startbildschirm lädt nach Anrufen nicht mehr mit Ladekreis neu.
• Tippe deine Antworten in Übersetzungsübungen ein; Übungen starten schneller und schlagen Überspringen vor, wenn du nicht weiterkommst.
• Behoben: Auf manchen iPhones war die Stimme des Tutors stumm. Außerdem kannst du dein Konto jetzt direkt in den Einstellungen löschen, dazu viele kleinere Verbesserungen.… more - 📈ISSEN - Voice Tutor charting in a new country in 2 chartsAndroidThailand · Vietnam
- 📈ISSEN - Voice Tutor entered the top 100AndroidTop Free · Education · BR
- 📈ISSEN - Voice Tutor charting in a new country in 2 chartsAndroidSpain · Netherlands
- 📦ISSEN - Voice Tutor updated to version 1.16.17Android• The app now opens straight to your lessons, much faster, and Home no longer reloads with a spinner after each call.
• Changing your language or tutor in Settings now always starts your next call with the new tutor.
• Smoother curriculum scrolling and a faster conversation screen.
• Smaller fixes for drills, corrections, and account security.… more - 📈ISSEN - Voice Tutor charting in a new countryAndroidBrazil
- 💰ISSEN - Voice Tutor: in-app price range changedAndroid$28.99 - $350.00 per item → $20.30 - $350.00 per item · US
- 📦ISSEN - Voice Tutor: now updating weeklyAndroid4 updates in 30 days, after a quiet two months
- 📈ISSEN - Voice Tutor entered the top 100iOSTop Free · Education · DE
- 📦ISSEN - Voice Tutor updated to version 1.16.15Android• You can now type your answers in translation drills instead of only speaking them.
• Drills start faster.
• Corrections appear in compact cards inside the conversation, and live text keeps up on slow connections.
• The app opens faster, and the new words from your lesson no longer disappear too quickly.… more - 📦ISSEN - Voice Tutor updated to version 1.16.14iOS• Anrufe bleiben nicht mehr beim Starten hängen, wenn das Audio deines Telefons langsam reagiert.
• Dein Startbildschirm lädt schneller.
• Dein Lernplan bleibt auf dem Startbildschirm, auch wenn eine Aktualisierung fehlschlägt.
• „Nachsprechen“ zeigt den Namen deines Tutors jetzt korrekt an.… more - 📦ISSEN - Voice Tutor updated to version 1.16.13iOS• Anrufe starten zuverlässiger und verbinden sich sauber neu, wenn die erste Verbindung fehlschlägt.
• Du kannst Tutoren, die du nicht mehr nutzt, jetzt aus deiner Liste entfernen.
• Karteikarten-Wiederholungen werden zuverlässiger gespeichert, und Rückgängig springt direkt zur vorherigen Karte.
• Erstelle ein Konto direkt auf dem Anmeldebildschirm – dazu klarere Fehlermeldungen und Stabilitätsverbesserungen.… more - 📦ISSEN - Voice Tutor updated to version 1.16.14Android• Calls no longer get stuck while starting when your phone's audio is slow to respond.
• Your Home screen loads faster.
• Your lesson plan stays on Home even if a refresh fails.
• TalkBack can now use the call buttons, and "Repeat after me" shows your tutor's name correctly.… more - 📦ISSEN - Voice Tutor updated to version 1.16.13Android• Calls start more reliably and reconnect cleanly if the first connection fails.
• You can now remove tutors you no longer use from your tutor list.
• Flashcard reviews save more reliably, and Undo goes straight back to the previous card.
• Create an account right from the login screen, plus clearer errors and stability fixes.… more - 📈ISSEN - Voice Tutor entered the top 100iOSTop Grossing · Education · AE
- 📈ISSEN - Voice Tutor charting in a new countryiOSUnited Arab Emirates
- 📈ISSEN - Voice Tutor charting in a new countryAndroidUnited Arab Emirates
- 🆕ISSEN - Voice Tutor first spotted by AppInsiderAndroidGermany
- 🆕ISSEN - Voice Tutor first spotted by AppInsideriOS#83 in Top Grossing · Education · Germany
- 📦ISSEN - Voice Tutor version 1.16.12iOSNo release notes
- 📦ISSEN - Voice Tutor version 1.16.12Android• Improved conversation recovery after returning to the app.
- 🆕ISSEN - Voice Tutor released on the App StoreiOS
- 🆕ISSEN - Voice Tutor released on Google PlayAndroid
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.9 ★
26k ratings, both stores
Measured
Best rank now
#41
Android · 
Education Grossing
Education GrossingMeasured
New ratings a week
520
▼ -8% vs the 2 weeks before (Google Play)
Measured
App Store
App details
App ID
6739271539
Publisher
Issen, Inc.
Publisher country
United States
On the store since
Jan 2025
1 year on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
12+
6 content notes below
Languages
1
EN
Size
141 MB
Content notesInfrequent/Mild Horror/Fear ThemesInfrequent/Mild Mature/Suggestive ThemesInfrequent/Mild Profanity or Crude HumourInfrequent/Mild Cartoon or Fantasy ViolenceInfrequent/Mild Alcohol, Tobacco, or Drug Use or ReferencesInfrequent/Mild Medical/Treatment Information
Google Play
App details
App ID
com.issen.app
Publisher
Issen, Inc.
Publisher country
United States
Content rating
Teen
ISSEN - Voice Tutor downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | 1k+ | 100k+ |
| Google Play | 1k+ | 500k+ Measured |
| Total | 1k+ Confidence | 1M+ Confidence |
How this is calculated
App Store: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where ISSEN - Voice Tutor's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: Subscription-led
How ISSEN - Voice Tutor makes money: subscriptions, one-off purchases and ads.
SubscriptionsIn-app purchases
Subscriptions
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | ISSEN Monthly Subscription subscription | |
| 2 | ISSEN Monthly Subscription subscription | |
| 3 | ISSEN 6-Month Subscription subscription | |
| 4 | ISSEN 12 Month Subscription subscription | |
| 5 | ISSEN 12 Month Subscription subscription | |
| 6 | ISSEN 6-Month Subscription subscription | |
| 7 | ISSEN Monthly Subscription B subscription | |
| 8 | ISSEN Six Month Subscription C subscription | |
| 9 | ISSEN Lifetime subscription | |
| 10 | ISSEN Twelve Month Subscription B subscription |
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | #56 Education Grossing | 3 of 30 countries | – | – |
| Google Play | #41 Education Grossing | 7 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Review momentum
ⓘ How we measure thisApp Store
New ratings a week
129
▲ +7% vs the 2 weeks before
Recent ratings
4.4★
vs 4.6★ lifetime
Review momentum
82/100
faster than 96% of Education apps
Growing fastest in 
Saudi Arabia ▲ +30%
New ratings by country (4)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| Germany | 117 | 91% | ▲ +9% |
| Saudi Arabia | 5.2 | 4% | ▲ +30% |
 United Arab Emirates | 5 | 4% | ▼ -43% |
| Russia | 1.3 | 1% | – |
App Store ratings in the countries we track, 4-week average.
Google Play
New ratings a week
391
▼ -8% vs the 2 weeks before
Written reviews a week
1
Google Play
Recent ratings
5.0★
vs 4.6★ lifetime
Review momentum
79/100
faster than 89% of Education apps
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.4 ★ | 25 |
| Google Play | 4.9 ★ | 26k 155 written reviews |
| Both stores | 4.9 ★ weighted by ratings | 26k |
About ISSEN - Voice Tutor
ISSEN the most advanced realtime AI voice tutor that helps you achieve fluency in a fun way.
Want to practice new grammar, role-play situations like business meetings or dates, or talk about your personal life? You can do all of this and more in ISSEN.
You tutors will remember your conversations and preferences, and each tutor has their own experiences, personality, and style. You can also choose your tutor's accent, slang, and complexity level, and talk for as long as you'd like!
Becoming fluent in a new language requires immersing and talking in real-life situations, and ISSEN is the most engaging and convenient way to do this.
Start your path to fluency now, and experience the future of language learning!
Features
- Fully realtime human-like voice conversations
- Over 50 languages supported
- Choose different AI tutor accents
- Completely customized curriculum for your goals
- Hundreds of grammar lessons
- Save and review vocabulary
- Translation and shadowing drills
- Flashcard system with spaced repetition
Includes sound effects/music from ZapSplat, credited as required.
Want to practice new grammar, role-play situations like business meetings or dates, or talk about your personal life? You can do all of this and more in ISSEN.
You tutors will remember your conversations and preferences, and each tutor has their own experiences, personality, and style. You can also choose your tutor's accent, slang, and complexity level, and talk for as long as you'd like!
Becoming fluent in a new language requires immersing and talking in real-life situations, and ISSEN is the most engaging and convenient way to do this.
Start your path to fluency now, and experience the future of language learning!
Features
- Fully realtime human-like voice conversations
- Over 50 languages supported
- Choose different AI tutor accents
- Completely customized curriculum for your goals
- Hundreds of grammar lessons
- Save and review vocabulary
- Translation and shadowing drills
- Flashcard system with spaced repetition
Includes sound effects/music from ZapSplat, credited as required.
ISSEN - Voice Tutor App Store
ISSEN - Voice Tutor gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
ISSEN - Voice Tutor is #92 in Education Grossing in Germany and charting in 3 of 30 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
DeveloperIssen, Inc.
CategoryEducation
PriceFree
Released
Rating★ 4.4 (25)
Version1.16.23
Age rating12+
First seen by us 24 Sep 2026
24 Sep 2026Installs (est.)100k+ worldwide
Rating
4.4 ★
25 ratings
Measured
Best rank now
#92
Education GrossingMeasured
New ratings a week
129
▲ +7% vs the 2 weeks before
Measured
ISSEN - Voice Tutor on the App Store
App details
App ID
6739271539
Publisher
Issen, Inc.
Publisher country
United States
On the store since
Jan 2025
1 year on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
12+
6 content notes below
Languages
1
EN
Size
141 MB
Content notesInfrequent/Mild Horror/Fear ThemesInfrequent/Mild Mature/Suggestive ThemesInfrequent/Mild Profanity or Crude HumourInfrequent/Mild Cartoon or Fantasy ViolenceInfrequent/Mild Alcohol, Tobacco, or Drug Use or ReferencesInfrequent/Mild Medical/Treatment Information
ISSEN - Voice Tutor downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. App Store downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where ISSEN - Voice Tutor's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in ISSEN - Voice Tutor before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: Subscription-led
How ISSEN - Voice Tutor makes money: subscriptions, one-off purchases and ads.
SubscriptionsIn-app purchases
Subscriptions
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | ISSEN Monthly Subscription subscription | |
| 2 | ISSEN Monthly Subscription subscription | |
| 3 | ISSEN 6-Month Subscription subscription | |
| 4 | ISSEN 12 Month Subscription subscription | |
| 5 | ISSEN 12 Month Subscription subscription | |
| 6 | ISSEN 6-Month Subscription subscription | |
| 7 | ISSEN Monthly Subscription B subscription | |
| 8 | ISSEN Six Month Subscription C subscription | |
| 9 | ISSEN Lifetime subscription | |
| 10 | ISSEN Twelve Month Subscription B subscription |
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Germany | EducationGrossing | #92 |
| Russia | EducationGrossing | #56 |
| United Arab Emirates | EducationGrossing | #94 |
Apps near ISSEN - Voice Tutor on the chart
Education Grossing, around #92.
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SBF-Fragen – Bootsführerschein#91
Pickup Music: Music Lessons#93
MEMO – Today in History#94
Drops: Fun Language Learning#95
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GenK: Daily Learning & Quiz#97
Ratings
App Store, worldwide.
Rating
4.4 ★
25 ratings
Measured
Ratings
25
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
129
▲ +7% vs the 2 weeks before
Recent ratings
4.4★
vs 4.6★ lifetime
Review momentum
82/100
faster than 96% of Education apps
Growing fastest in Saudi Arabia ▲ +30%
New ratings by country (4)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| Germany | 117 | 91% | ▲ +9% |
| Saudi Arabia | 5.2 | 4% | ▲ +30% |
| United Arab Emirates | 5 | 4% | ▼ -43% |
| Russia | 1.3 | 1% | – |
App Store ratings in the countries we track, 4-week average.
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
About ISSEN - Voice Tutor
ISSEN the most advanced realtime AI voice tutor that helps you achieve fluency in a fun way.
Want to practice new grammar, role-play situations like business meetings or dates, or talk about your personal life? You can do all of this and more in ISSEN.
You tutors will remember your conversations and preferences, and each tutor has their own experiences, personality, and style. You can also choose your tutor's accent, slang, and complexity level, and talk for as long as you'd like!
Becoming fluent in a new language requires immersing and talking in real-life situations, and ISSEN is the most engaging and convenient way to do this.
Start your path to fluency now, and experience the future of language learning!
Features
- Fully realtime human-like voice conversations
- Over 50 languages supported
- Choose different AI tutor accents
- Completely customized curriculum for your goals
- Hundreds of grammar lessons
- Save and review vocabulary
- Translation and shadowing drills
- Flashcard system with spaced repetition
Includes sound effects/music from ZapSplat, credited as required.
Want to practice new grammar, role-play situations like business meetings or dates, or talk about your personal life? You can do all of this and more in ISSEN.
You tutors will remember your conversations and preferences, and each tutor has their own experiences, personality, and style. You can also choose your tutor's accent, slang, and complexity level, and talk for as long as you'd like!
Becoming fluent in a new language requires immersing and talking in real-life situations, and ISSEN is the most engaging and convenient way to do this.
Start your path to fluency now, and experience the future of language learning!
Features
- Fully realtime human-like voice conversations
- Over 50 languages supported
- Choose different AI tutor accents
- Completely customized curriculum for your goals
- Hundreds of grammar lessons
- Save and review vocabulary
- Translation and shadowing drills
- Flashcard system with spaced repetition
Includes sound effects/music from ZapSplat, credited as required.
Latest updates
1.16.24
• New words in your flashcards now start with a short intro: take a moment to guess the meaning, then see it and choose how to continue.
• Flashcards open right on your first card, and your tutor appears on the home screen as soon as the app loads.
• Your voice now gets extra protection against brief network drops during calls.
• Fixes for saving words and sending photos during calls.
1.16.23
• Während eines Anrufs erscheint jetzt der Status „Schwache Verbindung“, wenn dein Netzwerk die Stimme deines Tutors immer wieder abbrechen lässt. Tippe darauf, um Tipps zu sehen.
• Ein früheres Gespräch während eines Anrufs fortzusetzen, startet jetzt zuverlässig, und dein Tutor spricht sofort.
• In reinen Sprachanrufen reagieren die Sprachbalken auf deine Stimme, sobald du zu sprechen beginnst.
1.16.21
• Calls recover more reliably after a brief connection drop, such as moving from Wi-Fi to mobile data.
• Skipping a translation exercise now grades the answer you typed or said instead of scoring it 0/10.
• When you leave the app to copy your email confirmation code, the keyboard comes back and pasting the code works.
• Upgrading when your trial ends no longer closes the purchase screen midway.
Store changes
What ISSEN - Voice Tutor changed on its store page: name, icon, screenshots, price, size, languages, requirements.
Needs a newer iOS
iOS 14.0 → iOS 15.0
ISSEN: Language Voice Tutor Android
ISSEN: Language Voice Tutor gets 1k+ downloads a day worldwide (AppInsider estimate, November 2026, rounded down to a band).
ISSEN: Language Voice Tutor is #41 in Education Grossing on Google Play in Germany and charting in 7 of 23 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
DeveloperIssen
CategoryEducation
PriceFree
Released
Installs500k+
Rating★ 4.9 (26k)
Updated
Content ratingTeen
Rating
4.9 ★
26k ratings
Measured
Best rank now
#41
Education GrossingMeasured
New ratings a week
391
▼ -8% vs the 2 weeks before
Measured
ISSEN: Language Voice Tutor on Google Play
App details
App ID
com.issen.app
Publisher
Issen, Inc.
Publisher country
United States
Content rating
Teen
ISSEN: Language Voice Tutor downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where ISSEN: Language Voice Tutor's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in ISSEN: Language Voice Tutor before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: Subscription-led
How ISSEN: Language Voice Tutor makes money: subscriptions, one-off purchases and ads.
SubscriptionsIn-app purchases
Subscriptions
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | ISSEN Monthly Subscription subscription | |
| 2 | ISSEN Monthly Subscription subscription | |
| 3 | ISSEN 6-Month Subscription subscription | |
| 4 | ISSEN 12 Month Subscription subscription | |
| 5 | ISSEN 12 Month Subscription subscription | |
| 6 | ISSEN 6-Month Subscription subscription | |
| 7 | ISSEN Monthly Subscription B subscription | |
| 8 | ISSEN Six Month Subscription C subscription | |
| 9 | ISSEN Lifetime subscription | |
| 10 | ISSEN Twelve Month Subscription B subscription |
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Germany | EducationGrossing | #41 |
| Germany | EducationFree | #71 |
 Brazil | EducationFree | #191 |
| Saudi Arabia | EducationGrossing | #164 |
| United Arab Emirates | EducationGrossing | #165 |
 Netherlands | EducationGrossing | #177 |
 Thailand | EducationGrossing | #169 |
 Vietnam | EducationGrossing | #153 |
Apps near ISSEN: Language Voice Tutor on the chart
Education Grossing, around #41.
Ratings
Google Play, worldwide.
Rating
4.9 ★
26k ratings
Measured
Ratings
26k
Measured
Written reviews
155
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
391
▼ -8% vs the 2 weeks before
Written reviews a week
1
Google Play
Recent ratings
5.0★
vs 4.6★ lifetime
Review momentum
79/100
faster than 89% of Education apps
Review momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
About ISSEN: Language Voice Tutor
ISSEN the most advanced realtime AI voice tutor that helps you achieve fluency in a fun way.
Want to practice new grammar, role-play situations like business meetings or dates, or talk about your personal life? You can do all of this and more in ISSEN.
You tutors will remember your conversations and preferences, and each tutor has their own experiences, personality, and style. You can also choose your tutor's accent, slang, and complexity level, and talk for as long as you'd like!
Becoming fluent in a new language requires immersing and talking in real-life situations, and ISSEN is the most engaging and convenient way to do this.
Start your path to fluency now, and experience the future of language learning!
Includes sound effects/music from ZapSplat, credited as required.
Want to practice new grammar, role-play situations like business meetings or dates, or talk about your personal life? You can do all of this and more in ISSEN.
You tutors will remember your conversations and preferences, and each tutor has their own experiences, personality, and style. You can also choose your tutor's accent, slang, and complexity level, and talk for as long as you'd like!
Becoming fluent in a new language requires immersing and talking in real-life situations, and ISSEN is the most engaging and convenient way to do this.
Start your path to fluency now, and experience the future of language learning!
Includes sound effects/music from ZapSplat, credited as required.
What's new in 1.16.24
• New words in your flashcards now start with a short intro: take a moment to guess the meaning, then see it and choose how to continue.
• Flashcards open right on your first card, and your tutor appears on the home screen as soon as the app loads.
• Your voice now gets extra protection against brief network drops during calls.
• Fixes for saving words, sending photos during calls, and finding your subscription on the right account.
• Flashcards open right on your first card, and your tutor appears on the home screen as soon as the app loads.
• Your voice now gets extra protection against brief network drops during calls.
• Fixes for saving words, sending photos during calls, and finding your subscription on the right account.
Store changes
What ISSEN: Language Voice Tutor changed on its store page: name, icon, screenshots, price, size, languages, requirements.
In-app price range changed
$28.99 - $350.00 per item → $20.30 - $350.00 per item
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