23ya vs Doushi Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
23ya
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Let's play a Japanese puzzle game rather than memorize new words! You will form Japanese words by connecting the hiragana blocks while playing Othello(Reversi) with the ghost cat. In no time, you'll notice that you will be assembling words in your head, even when you're not playing! ---- 単語を丸暗記するより日本語パズルで遊ぼう！化け猫とオセロをやりながら、ひらがなのブロックを並び替えて言葉を作っていくパズルです。このパズルをやると、遊んでないときでもきっと自然と頭の中で言葉を組み立てていることに気づくはず！
Doushi Master
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Doushi Master helps practice and master Japanese verb conjugations with a clean, focused workflow. Learn mode: browse verbs with readings and meanings Practice mode: answer prompts and get instant feedback Difficulty levels: Low / Medium / High Forms covered: Polite (masu), Te-form, Negative, Past, Potential, Passive, Causative, Conditional, Volitional, Imperative, Causative‑passive Input any of kanji, kana, or romaji Results summary and progress stats
Screenshots
Verdict
The clearest difference is ads: 23ya at none against Doushi Master's shown. 23ya also leads on update cadence (every 7 months vs every 23 months) and iOS requirement (10.3 vs 13.0). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
23ya ships an update every 7 months, Doushi Master every 23 months. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.
| Parameter | 23ya | Doushi Master |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months — better | Every 23 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 349 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | SMARTI CO.,LTD. | Japality Limited |
In-app purchases
23ya
No in-app purchases
Doushi Master
No in-app purchases
Questions
Is 23ya free?
Is Doushi Master free?
Do 23ya or Doushi Master have ads?
Which is updated more often, 23ya or Doushi Master?
Other comparisons
