SoBrief Downloads & RevenueSoBrief: Book Summaries · App Store & Google Play
SoBrief: Book Summaries by Audiblogs, Inc. is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
SoBrief: Book Summaries update history & changes
Last change · 17 events since 17 Mar 2025Full timeline ↓📈iOSEntered the top 100📈iOSCharting in a new country✏️iOSDescription updated📦iOSUpdated to version 1.2.12📈AndroidDropped out of every chart we track📈AndroidCharting in a new country🆕AndroidFirst spotted by AppInsider🆕iOSFirst spotted by AppInsider📦iOSVersion 1.2.11📦AndroidVersion 1.0.8🆕AndroidReleased on Google Play🆕iOSReleased on the App Store
Full timeline · 17 events
- 📈SoBrief: Book Summaries entered the top 100iOSTop Grossing · Education · KR
- 📈SoBrief: Book Summaries charting in a new countryiOSSouth Korea
- ✏️SoBrief: Book Summaries: app got biggeriOS16 MB → 21 MB (+30%)
- ✏️SoBrief: Book Summaries: runs on older iOSiOSiOS 17.5 → iOS 15.0
- ✏️SoBrief: Book Summaries: description updatediOS· IN
- 📦SoBrief: Book Summaries updated to version 1.2.12iOSBug fixes and improvements
- 📈SoBrief: Book Summaries dropped out of every chart we trackAndroidLast seen 22 Oct
- 📈SoBrief: Book Summaries charting in a new countryAndroidSpain
- 📈SoBrief: Book Summaries entered the top 100iOSTop Grossing · Education · IT
- 🆕SoBrief: Book Summaries first spotted by AppInsiderAndroidFrance
- 📈SoBrief: Book Summaries entered the top 100iOSTop Free · Education · IT
- 📈SoBrief: Book Summaries charting in a new countryiOSItaly
- 🆕SoBrief: Book Summaries first spotted by AppInsideriOS#15 in Top Grossing · Education · Russia
- 📦SoBrief: Book Summaries version 1.2.11iOSNo release notes
- 📦SoBrief: Book Summaries version 1.0.8AndroidFixed issue with Google Sign In
- 🆕SoBrief: Book Summaries released on Google PlayAndroid
- 🆕SoBrief: Book Summaries released on the App StoreiOS
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
3.7 ★
1.3k ratings, both stores
Measured
Best rank now
#58
App Store · 
Education Grossing
Education GrossingMeasured
New ratings a week
148
both stores, 4-week average
Measured
App Store
App details
App ID
6723865613
Publisher
Audiblogs, Inc.
Publisher country
United States
On the store since
Mar 2025
1 year on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
17+
8 content notes below
Languages
1
EN
Size
21 MB
Also listed in
Books
Content notesInfrequent/Mild Medical/Treatment InformationInfrequent/Mild Alcohol, Tobacco, or Drug Use or ReferencesInfrequent/Mild Realistic ViolenceInfrequent/Mild Horror/Fear ThemesInfrequent/Mild Sexual Content and NudityInfrequent/Mild Profanity or Crude HumourInfrequent/Mild Cartoon or Fantasy ViolenceInfrequent/Mild Mature/Suggestive Themes
Google Play
App details
App ID
com.sobrief.android
Publisher
Audiblogs Inc.
Publisher country
United States
Content rating
Everyone
SoBrief: Book Summaries downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | – | 100k+ |
| Google Play | – | 10k+ Measured |
| Total | – | 100k+ 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
Business model: In-app purchase-led
How SoBrief: Book Summaries makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | #58 Education Grossing | 2 of 30 countries | – | – |
| Google Play | – | 0 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Review momentum
ⓘ How we measure thisApp Store
New ratings a week
9.9
▲ ×11+ vs the 2 weeks before
Lifetime rating
4.6★
recent stars not readable yet: new ratings are a tiny share of the total
Review momentum
83/100
faster than 84% of Education apps
Growing fastest in 
India ▲ ×11+
New ratings by country (2)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
 Italy | 6.6 | 67% | – |
| India | 3.2 | 33% | ▲ ×11+ |
App Store ratings in the countries we track, 4-week average.
Google Play
New ratings a week
138
4-week average
Recent ratings
4.4★
vs 4.4★ lifetime
Review momentum
69/100
faster than 77% of Books and reference 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 | 4.7 ★ | 80 |
| Google Play | 3.6 ★ | 1.3k 7 written reviews |
| Both stores | 3.7 ★ weighted by ratings | 1.3k |
About SoBrief: Book Summaries
Get the big ideas of any non-fiction book, or the whole story of any novel, in about 10 minutes. Read or listen to 26,000+ book summaries in 40+ languages.
WHY READERS LOVE SOBRIEF
• Finally finish the books you start. Get every big idea in about 10 minutes, and go deeper only when a book earns it.
• Actually remember what you read. Clear key ideas you can save, revisit and use the next day.
• Never miss the book everyone's talking about. Keep up with BookTok, your book club and your group chat.
• Never lose the plot. Catch up on a series before the next book drops.
• Know if it's worth the hype. See if a book is for you before you commit to 500 pages.
NON-FICTION: THE BIG IDEAS
Self-help, business, psychology, money, history, science, philosophy, biographies and more. Each summary walks you through the book's key ideas, one at a time. Short on time? Summary in Seconds gives you the whole book at a glance.
FICTION: THE WHOLE STORY
Romance, romantasy, thrillers, fantasy, mystery, classics, YA and more. Follow the story from beginning to end at your own pace. Meet the cast, and see how it ends only when you choose to.
READ IT OR HEAR IT
• Every summary is narrated, so you can listen on your commute, at the gym or before bed.
• Words highlight as you listen, so you can follow along.
• Keep listening from the lock screen and in the background, at any speed.
MORE FEATURES
• Summaries in 40+ languages, including Spanish, French, German, Portuguese, Italian, Japanese, Korean, Chinese, Arabic and Hindi.
• Personal book recommendations and themed shelves to find your next read.
• Request any book that isn't in the catalog yet.
• Home and lock screen widgets with key ideas.
Join 600,000+ readers who are reading more books, easily.
Terms of Use: https://sobrief.com/terms
Privacy Policy: https://sobrief.com/privacy
WHY READERS LOVE SOBRIEF
• Finally finish the books you start. Get every big idea in about 10 minutes, and go deeper only when a book earns it.
• Actually remember what you read. Clear key ideas you can save, revisit and use the next day.
• Never miss the book everyone's talking about. Keep up with BookTok, your book club and your group chat.
• Never lose the plot. Catch up on a series before the next book drops.
• Know if it's worth the hype. See if a book is for you before you commit to 500 pages.
NON-FICTION: THE BIG IDEAS
Self-help, business, psychology, money, history, science, philosophy, biographies and more. Each summary walks you through the book's key ideas, one at a time. Short on time? Summary in Seconds gives you the whole book at a glance.
FICTION: THE WHOLE STORY
Romance, romantasy, thrillers, fantasy, mystery, classics, YA and more. Follow the story from beginning to end at your own pace. Meet the cast, and see how it ends only when you choose to.
READ IT OR HEAR IT
• Every summary is narrated, so you can listen on your commute, at the gym or before bed.
• Words highlight as you listen, so you can follow along.
• Keep listening from the lock screen and in the background, at any speed.
MORE FEATURES
• Summaries in 40+ languages, including Spanish, French, German, Portuguese, Italian, Japanese, Korean, Chinese, Arabic and Hindi.
• Personal book recommendations and themed shelves to find your next read.
• Request any book that isn't in the catalog yet.
• Home and lock screen widgets with key ideas.
Join 600,000+ readers who are reading more books, easily.
Terms of Use: https://sobrief.com/terms
Privacy Policy: https://sobrief.com/privacy
SoBrief: Book Summaries App Store
SoBrief: Book Summaries is #58 in Education Grossing in South Korea and charting in 2 of 30 countries we track.
Updated 10 Nov 2026 · rankings refresh through the day
DeveloperAudiblogs, Inc.
CategoryEducation
PriceFree
Released
Rating★ 4.7 (80)
Version1.2.12
Age rating17+
First seen by us
24 Sep 2026
24 Sep 2026Installs (est.)100k+ worldwide
Rating
4.7 ★
80 ratings
Measured
Best rank now
#58
Education GrossingMeasured
New ratings a week
9.9
▲ ×11+ vs the 2 weeks before
Measured
SoBrief: Book Summaries on the App Store
App details
App ID
6723865613
Publisher
Audiblogs, Inc.
Publisher country
United States
On the store since
Mar 2025
1 year on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
17+
8 content notes below
Languages
1
EN
Size
21 MB
Also listed in
Books
Content notesInfrequent/Mild Medical/Treatment InformationInfrequent/Mild Alcohol, Tobacco, or Drug Use or ReferencesInfrequent/Mild Realistic ViolenceInfrequent/Mild Horror/Fear ThemesInfrequent/Mild Sexual Content and NudityInfrequent/Mild Profanity or Crude HumourInfrequent/Mild Cartoon or Fantasy ViolenceInfrequent/Mild Mature/Suggestive Themes
SoBrief: Book Summaries 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
Business model: In-app purchase-led
How SoBrief: Book Summaries makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| South Korea | EducationGrossing | #58 |
| India | EducationGrossing | #70 |
Apps near SoBrief: Book Summaries on the chart
Education Grossing, around #58.
Ratings
App Store, worldwide.
Rating
4.7 ★
80 ratings
Measured
Ratings
80
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
9.9
▲ ×11+ vs the 2 weeks before
Lifetime rating
4.6★
recent stars not readable yet: new ratings are a tiny share of the total
Review momentum
83/100
faster than 84% of Education apps
Growing fastest in India ▲ ×11+
New ratings by country (2)
| Country | New ratings a week | Share | Last 2 weeks vs the 2 before |
|---|---|---|---|
| Italy | 6.6 | 67% | – |
| India | 3.2 | 33% | ▲ ×11+ |
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 SoBrief: Book Summaries
Get the big ideas of any non-fiction book, or the whole story of any novel, in about 10 minutes. Read or listen to 26,000+ book summaries in 40+ languages.
WHY READERS LOVE SOBRIEF
• Finally finish the books you start. Get every big idea in about 10 minutes, and go deeper only when a book earns it.
• Actually remember what you read. Clear key ideas you can save, revisit and use the next day.
• Never miss the book everyone's talking about. Keep up with BookTok, your book club and your group chat.
• Never lose the plot. Catch up on a series before the next book drops.
• Know if it's worth the hype. See if a book is for you before you commit to 500 pages.
NON-FICTION: THE BIG IDEAS
Self-help, business, psychology, money, history, science, philosophy, biographies and more. Each summary walks you through the book's key ideas, one at a time. Short on time? Summary in Seconds gives you the whole book at a glance.
FICTION: THE WHOLE STORY
Romance, romantasy, thrillers, fantasy, mystery, classics, YA and more. Follow the story from beginning to end at your own pace. Meet the cast, and see how it ends only when you choose to.
READ IT OR HEAR IT
• Every summary is narrated, so you can listen on your commute, at the gym or before bed.
• Words highlight as you listen, so you can follow along.
• Keep listening from the lock screen and in the background, at any speed.
MORE FEATURES
• Summaries in 40+ languages, including Spanish, French, German, Portuguese, Italian, Japanese, Korean, Chinese, Arabic and Hindi.
• Personal book recommendations and themed shelves to find your next read.
• Request any book that isn't in the catalog yet.
• Home and lock screen widgets with key ideas.
Join 600,000+ readers who are reading more books, easily.
Terms of Use: https://sobrief.com/terms
Privacy Policy: https://sobrief.com/privacy
WHY READERS LOVE SOBRIEF
• Finally finish the books you start. Get every big idea in about 10 minutes, and go deeper only when a book earns it.
• Actually remember what you read. Clear key ideas you can save, revisit and use the next day.
• Never miss the book everyone's talking about. Keep up with BookTok, your book club and your group chat.
• Never lose the plot. Catch up on a series before the next book drops.
• Know if it's worth the hype. See if a book is for you before you commit to 500 pages.
NON-FICTION: THE BIG IDEAS
Self-help, business, psychology, money, history, science, philosophy, biographies and more. Each summary walks you through the book's key ideas, one at a time. Short on time? Summary in Seconds gives you the whole book at a glance.
FICTION: THE WHOLE STORY
Romance, romantasy, thrillers, fantasy, mystery, classics, YA and more. Follow the story from beginning to end at your own pace. Meet the cast, and see how it ends only when you choose to.
READ IT OR HEAR IT
• Every summary is narrated, so you can listen on your commute, at the gym or before bed.
• Words highlight as you listen, so you can follow along.
• Keep listening from the lock screen and in the background, at any speed.
MORE FEATURES
• Summaries in 40+ languages, including Spanish, French, German, Portuguese, Italian, Japanese, Korean, Chinese, Arabic and Hindi.
• Personal book recommendations and themed shelves to find your next read.
• Request any book that isn't in the catalog yet.
• Home and lock screen widgets with key ideas.
Join 600,000+ readers who are reading more books, easily.
Terms of Use: https://sobrief.com/terms
Privacy Policy: https://sobrief.com/privacy
Latest updates
1.2.12
Bug fixes and improvements
1.2.11
Store changes
What SoBrief: Book Summaries changed on its store page: name, icon, screenshots, price, size, languages, requirements.
App got bigger
16 MB → 21 MB (+30%)
Runs on older iOS
iOS 17.5 → iOS 15.0
Description updated
SoBrief: Book Summaries Android
Not in a tracked Google Play top chart right now.
Updated 10 Nov 2026 · rankings refresh through the day
DeveloperSoBrief
CategoryBooks & Reference
PriceFree
Released
Installs10k+
Rating★ 3.6 (1.3k)
Updated
Content ratingEveryone
Rating
3.6 ★
1.3k ratings
Measured
New ratings a week
138
Google Play, 4-week average
Measured
SoBrief: Book Summaries on Google Play
App details
App ID
com.sobrief.android
Publisher
Audiblogs Inc.
Publisher country
United States
Content rating
Everyone
SoBrief: Book Summaries 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.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
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.
Business model: In-app purchase-led
How SoBrief: Book Summaries makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Not in a Google Play top chart right now. | ||
Ratings
Google Play, worldwide.
Rating
3.6 ★
1.3k ratings
Measured
Ratings
1.3k
Measured
Written reviews
7
Measured
Review momentum
ⓘ How we measure thisNew ratings a week
138
4-week average
Recent ratings
4.4★
vs 4.4★ lifetime
Review momentum
69/100
faster than 77% of Books and reference 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 SoBrief: Book Summaries
SoBrief is an AI-powered book summary app with a massive catalog, using AI to help you discover your next reads and finish any book in just 10 minutes with instant access to 26,000 book summaries in over 40 languages.
MAIN FEATURES:
- Swipe to Discover: Our viral "Tinder for books" feature uses AI to personalize book recommendations, making discovery fun and addictive.
- Massive Library: Bestsellers, classics, niche titles, ebooks, and exclusive content across Business, Self-Help, Romance, Thriller, Psychology, History, Science, Philosophy, Biographies, and more.
- Audio Book Summaries: Listen to narrated summaries anytime, anywhere—in your preferred language. A perfect microlearning app experience.
- AI-Powered Book Recommendations: Let AI find perfect books based on your reading taste and preferences.
- Search & Discover: Effortlessly find specific summaries or discover exciting new titles with intuitive search and personalized recommendations.
- Scan Books Instantly: Scan any book barcode to get its summary immediately.
- Requests: Seamlessly request books to summarize if not in our catalog.
- Multilingual Access: Summaries available in 40+ languages: Spanish, Chinese Simplified, French, German, Japanese, Portuguese, Italian, Korean, Russian, Dutch, Arabic, Polish, Hindi, Vietnamese, Swedish, Greek, Turkish, Thai, Czech, Romanian, Hungarian, Ukrainian, Indonesian, Danish, Finnish, Bulgarian, Hebrew, Norwegian, Croatian, Catalan, Slovak, Lithuanian, Slovenian, Serbian, Estonian, Latvian, Persian, Malayalam, Tamil, and Urdu.
EFFORTLESS LEARNING EXPERIENCE:
- Absorb key ideas quickly, ideal for busy lives and daily microlearning.
- Enjoy an ad-free, distraction-free learning environment.
HOW SOBRIEF WORKS:
- Download SoBrief and explore tens of thousands of summaries.
- Add interactive widgets for continuous, effortless learning.
- Listen to or read summaries in multiple languages at your convenience.
- Unlock knowledge effortlessly and transform daily moments into growth, insight, and inspiration.
Download SoBrief today.
Terms of Use: https://sobrief.com/terms
Privacy Policy: https://sobrief.com/privacy
MAIN FEATURES:
- Swipe to Discover: Our viral "Tinder for books" feature uses AI to personalize book recommendations, making discovery fun and addictive.
- Massive Library: Bestsellers, classics, niche titles, ebooks, and exclusive content across Business, Self-Help, Romance, Thriller, Psychology, History, Science, Philosophy, Biographies, and more.
- Audio Book Summaries: Listen to narrated summaries anytime, anywhere—in your preferred language. A perfect microlearning app experience.
- AI-Powered Book Recommendations: Let AI find perfect books based on your reading taste and preferences.
- Search & Discover: Effortlessly find specific summaries or discover exciting new titles with intuitive search and personalized recommendations.
- Scan Books Instantly: Scan any book barcode to get its summary immediately.
- Requests: Seamlessly request books to summarize if not in our catalog.
- Multilingual Access: Summaries available in 40+ languages: Spanish, Chinese Simplified, French, German, Japanese, Portuguese, Italian, Korean, Russian, Dutch, Arabic, Polish, Hindi, Vietnamese, Swedish, Greek, Turkish, Thai, Czech, Romanian, Hungarian, Ukrainian, Indonesian, Danish, Finnish, Bulgarian, Hebrew, Norwegian, Croatian, Catalan, Slovak, Lithuanian, Slovenian, Serbian, Estonian, Latvian, Persian, Malayalam, Tamil, and Urdu.
EFFORTLESS LEARNING EXPERIENCE:
- Absorb key ideas quickly, ideal for busy lives and daily microlearning.
- Enjoy an ad-free, distraction-free learning environment.
HOW SOBRIEF WORKS:
- Download SoBrief and explore tens of thousands of summaries.
- Add interactive widgets for continuous, effortless learning.
- Listen to or read summaries in multiple languages at your convenience.
- Unlock knowledge effortlessly and transform daily moments into growth, insight, and inspiration.
Download SoBrief today.
Terms of Use: https://sobrief.com/terms
Privacy Policy: https://sobrief.com/privacy
What's new in 1.0.8
Fixed issue with Google Sign In