Learn Sushi vs Onsei
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Learn Sushi
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Learn how you call the sushi in both English and Japanese, using hiragana, katakana, romaji for Japanese ways of describing.The app looks like the touch panel at sushi restaurants. You can also learn how to pronounce the sushi in Japanese, just push each sushi, and you can hear how to pronounce it. Use this app to just simply enjoy sushi, or learn about sushi at sushi restaurants. There is also a mini game, Brain Train. Brain Train is an escape game. You can escape the room solving the puzzles.
Onsei
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Onsei is a Japanese learning app designed for focused daily study. Build vocabulary and grammar with spaced repetition, clear review flows, native audio, and scenario-based practice that helps you turn study into real usage. Features: ⢠Vocabulary and grammar review ⢠Spaced repetition scheduling ⢠Daily study sessions and progress tracking ⢠Japanese audio playback ⢠Optional account sync across devices ⢠Scenario-based practice for everyday situations
Screenshots
Verdict
The clearest difference is in-app purchases: Onsei at none against Learn Sushi's 1. Learn Sushi's advantage is iOS requirement (6.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Learn Sushi sells 1 one-off in-app purchase. Onsei asks for nothing beyond the download.
Learn Sushi ships an update fortnightly, Onsei every 10 days. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.
| Parameter | Learn Sushi | Onsei |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Every 10 days ā better |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 6.0 ā better | 15.1 |
| Further details ā not scored | ||
| Size | 35 MB | 33 MB |
| Age rating | 4+ | 12+ |
| Developer | Kozo Terai | é« é |
In-app purchases
Learn Sushi
- No Ads for Learn Sushi$0.99
Onsei
No in-app purchases









