Onevoca - Flashcards Android
Onevoca - Flashcards is #54 in Education Grossing on Google Play in South Korea and charting in 1 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperSumin Inc
CategoryEducation
PriceFree
Released
Installs100k+
Rating★ 4.8 (1.8k)
Updated
Content ratingEveryone
Rating
4.8 ★
1.8k ratings
Measured
Best rank now
#54
Education GrossingMeasured
Onevoca - Flashcards on Google Play
App details
App ID
com.zak1ller.Onevoca
Publisher
김민수
Publisher country
South Korea
Content rating
Everyone
Onevoca - Flashcards 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 Onevoca - Flashcards'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
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 Onevoca - Flashcards 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: In-app purchase-led
How Onevoca - Flashcards 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 15 countries.
| Country | Charts | Rank |
|---|---|---|
| South Korea | EducationGrossing | #54 |
| South Korea | EducationFree | #105 |
Apps near Onevoca - Flashcards on the chart
Education Grossing, around #54.
Ratings
Google Play, worldwide.
Rating
4.8 ★
1.8k ratings
Measured
Ratings
1.8k
Measured
Written reviews
4
Measured
About Onevoca - Flashcards
• Your personalized vocabulary book
Register only the words you need, and organize them by topic or chapter using groups and collections.
Onevoca lets you study not just English or Japanese, but any set of terms that require memorization — from foreign languages to technical subjects.
• Smarter, faster word registration
Easily register words using CSV files, or simply type a word to automatically get its meaning.
AI even generates example sentences to help you understand the context in which each word is used.
• A library built by dedicated Onevoca users
If the vocabulary list you need already exists in the library, just download it!
You can also share your own word lists and contribute to the growing Onevoca library.
• High-quality, natural AI pronunciation in 33 languages
Enjoy clear, natural AI voices for all supported languages — not robotic or stiff.
We proudly invest in premium voice technology to deliver the best pronunciation experience.
Supported languages include:
Arabic, Bengali, Chinese (Mandarin), Czech, Danish, Dutch, English (US, UK, AU), Filipino (Tagalog), Finnish, French, German, Greek, Gujarati, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Kannada, Korean, Malay, Malayalam, Marathi, Norwegian, Polish, Portuguese, Punjabi, Romanian, Russian, Slovak, Spanish, Swedish, Tamil, Telugu, Thai, Turkish, Ukrainian, and Vietnamese.
• Scientifically proven study methods
Every learning mode in Onevoca is based on evidence-backed memorization techniques.
From new to familiar words, you can learn and retain them through repeated exposure, interval review, and personalized settings.
• Effortless daily learning with word notifications
Receive word notifications throughout your day to naturally strengthen recall.
Customize your notification frequency and style to maximize your memorization results.
Support: [email protected]
Web: https://www.onevoca.com
Register only the words you need, and organize them by topic or chapter using groups and collections.
Onevoca lets you study not just English or Japanese, but any set of terms that require memorization — from foreign languages to technical subjects.
• Smarter, faster word registration
Easily register words using CSV files, or simply type a word to automatically get its meaning.
AI even generates example sentences to help you understand the context in which each word is used.
• A library built by dedicated Onevoca users
If the vocabulary list you need already exists in the library, just download it!
You can also share your own word lists and contribute to the growing Onevoca library.
• High-quality, natural AI pronunciation in 33 languages
Enjoy clear, natural AI voices for all supported languages — not robotic or stiff.
We proudly invest in premium voice technology to deliver the best pronunciation experience.
Supported languages include:
Arabic, Bengali, Chinese (Mandarin), Czech, Danish, Dutch, English (US, UK, AU), Filipino (Tagalog), Finnish, French, German, Greek, Gujarati, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Kannada, Korean, Malay, Malayalam, Marathi, Norwegian, Polish, Portuguese, Punjabi, Romanian, Russian, Slovak, Spanish, Swedish, Tamil, Telugu, Thai, Turkish, Ukrainian, and Vietnamese.
• Scientifically proven study methods
Every learning mode in Onevoca is based on evidence-backed memorization techniques.
From new to familiar words, you can learn and retain them through repeated exposure, interval review, and personalized settings.
• Effortless daily learning with word notifications
Receive word notifications throughout your day to naturally strengthen recall.
Customize your notification frequency and style to maximize your memorization results.
Support: [email protected]
Web: https://www.onevoca.com
What's new in 403
- The newly updated icon was being teased for looking like a chestnut, so we redesigned it to be even cuter!
- Improved the auto-play study mode to allow audio playback even while paused.
- Added a "Hide Memo" option to the study settings.
- Improved the auto-play study mode to allow audio playback even while paused.
- Added a "Hide Memo" option to the study settings.