OCAT: My Japanese Sentences
OCAT: My Japanese Sentences generates an estimated $300–$2k/month in revenue from 500–2k downloads/month on the App Store, according to AppCurrents estimates (updated 2026-08-02).
| Est. revenue / month | $300–$2k |
|---|---|
| Est. downloads / month | 500–2k |
| Estimate confidence | low |
| Pricing | Free + IAP |
| Rating | 4.38 ★ (13 ratings) |
| Category | Education |
| Released | 10.03.2025 |
| App last updated | 02.08.2026 |
| Platform | iOS |
Modeled monthly estimate · rating velocity · low confidence
About
OCAT is an app that helps you quickly improve your spoken Japanese, French, German, Spanish, Korean, and Russian with AI-assisted language practice. You can easily collect useful sentences with pronunciation help, audio playback, bookmarks, and a zoomed-in display to quickly build your own everyday sentence collection. Learning full sentences is more effective than memorizing single words! The…
Trends & analysis
Chart rank trend
US · overallWhy it's surfacing
Scout 13Ratings & velocity
★ +0.01 in windowRating distribution
88% positive · 8 ratingsGeographic reach
best rank · 1 storefrontRevenue & downloads trend
ARPU $1In-app purchases
2 tiersUpdate history
11 updates tracked- v9.4.22d ago
* Tap the collection name in Shadowing mode to see overall progress, practice totals, consolidation stages, and the next review, plus a suggestion to switch collections after reaching the Goal * Added collection shadowing progress, with a subtle bar beneath the collection name showing long-term consolidation * Extended each Conversation mode voice input from 30 to 60 seconds, matching Free Ask and follow-up questions so users have more time to finish each turn
- v9.4.17d ago
* Tap the collection name in Shadowing mode to see overall progress, practice totals, consolidation stages, and the next review, plus a suggestion to switch collections after reaching the Goal * Added collection shadowing progress, with a subtle bar beneath the collection name showing long-term consolidation * Extended each Conversation mode voice input from 30 to 60 seconds, matching Free Ask and follow-up questions so users have more time to finish each turn
- v9.4.011d ago
* シャドーイングモードでコレクション名をタップすると、全体の進捗、練習の累計、定着段階、次回の復習を確認でき、Goal 到達後は別のコレクションへの切り替えも提案します * コレクションのシャドーイング進捗を追加し、シャドーイングモードではコレクション名の下に短いバーで長期的な定着度を表示するようにしました * 会話モードの1回あたりの音声入力時間を30秒から60秒に延長し、自由質問・追加質問と同じ長さで、1回の発話をより余裕を持って話せるようにしました
- v9.3.013d ago
* Added a Sleep Timer home screen widget for one-tap countdown playback from Collections * The widget reuses the most recently played collection and last manually selected sleep duration; an active collection session resumes without replacing its queue, shuffle order, or existing timer
- v9.2.521d ago
* Added the N1 sentence collection download, available under “Sentence Collection Downloads - JLPT N1 Grammar” from the + button at the bottom-left of the Collections list; translations and grammar explanations are provided in both Simplified and Traditional Chinese * Fixed Chinese and Cantonese collection sentences not showing Pinyin or Jyutping annotations in the collection list * Supports manually editing furigana for saved collection sentences, from the “Furigana or pronunciation incorrect?” menu in the collection list * Supports manually editing translations for saved collection sentences
OCAT: My Japanese Sentences — FAQ
How much money does OCAT: My Japanese Sentences make?
According to AppCurrents estimates, OCAT: My Japanese Sentences generates approximately $300–$2k per month (low confidence), modeled from its the App Store chart performance, rating velocity, and monetization signals.
How many downloads does OCAT: My Japanese Sentences get?
OCAT: My Japanese Sentences sees an estimated 500–2k downloads per month on the App Store, per AppCurrents modeling.
Is OCAT: My Japanese Sentences free?
OCAT: My Japanese Sentences is free to download on the App Store, monetizing through in-app purchases.
What is OCAT: My Japanese Sentences's rating?
OCAT: My Japanese Sentences holds a 4.38-star average from 13 ratings on the App Store.
When was OCAT: My Japanese Sentences released?
OCAT: My Japanese Sentences launched on the App Store on 10.03.2025. Its latest version shipped 02.08.2026.
