Onevoca - Flashcards

In-app purchases
4.7
1.39K reviews
50K+
Downloads
Content rating
Everyone
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About this app

• 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: zak1ller.kr@gmail.com
Web: https://www.onevoca.com
Updated on
Dec 28, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info, Financial info and 3 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.8
1.15K reviews
Anjali Mondal
March 22, 2024
In my view, "Onevoca" is the great app I have used. When I updated today, a generate example button was added where I noticed the meaning and example. Awesome. But I don't understand the blue-lined text's meaning because of the language. I used this app only for English. If you implement an option in settings for language choice, it would be great. Note, I already selected English(en) while creating the folder for words.
1 person found this review helpful
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Sumin Inc
March 22, 2024
Hello, Thank you for leaving your valuable review. What is the language of the word you are learning, and what language do you expect the example sentence to be in when you click the generate example sentence button? If you leave a detailed comment through the inquiry form within the app, we will take it into consideration. Thank you.
Bhaskar Mondal
May 9, 2025
The new generate example shortcut button beside pronunciation is awasome initiative. However, a little bug in there when I generate example using this button, then edit word. App become crash. I know you will fix it upcoming updates. This app is great.
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Sumin Inc
May 9, 2025
Hello, thank you for leaving a review. We will work on fixing the issue you mentioned as soon as possible and release an updated version on the Play Store shortly. Thank you.
Bhaskar Mondal
February 15, 2024
Your app totally unbeatable. Please come up with meterial you 3 design, which look incredible 🙏🙏🙏
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What’s new

• Improved the visibility of the Important terms feature.
• Improved so that Important terms can also be set in the Wrong Answer Notes.
• Improved the font to make Kanji easier to read in multiple-choice quiz answer sheets.