おとなの日記帳 vs Suibun
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
おとなの日記帳
A simple and stylish diary app that allows you to attach unlimited photos to your entries. Easily write long entries with a convenient keyboard and secure your memories with a passcode lock.
- Unlimited photo attachments
- Batch photo selection
- Camera integration
- Convenient keyboard for long entries
- Multiple entries per day
- Passcode lock
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◉このアプリについて おとなの日記帳は写真も貼れるシンプルで軽量な日記アプリです。 数ある日記アプリの中でも一番使いやすくおしゃれなアプリかもしれません。 ◉こだわり - 写真の添付枚数は無制限 - 写真は一括選択して添付できる - カメラ撮影して添付できる - 便利なキーボードのおかげで長文もスラスラ書ける - 1日あたり何個でも日記を書ける - パスコードロック機能あり
Suibun
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Transform your hydration habits with Suibun, the elegant water tracking app that makes staying healthy effortless and enjoyable. Beautiful Water Wave Visualization Watch your progress come alive with stunning animated water waves that fill up as you reach your daily goal. Smart Progress Tracking • Set personalized daily water goals • Visual progress tracking with percentage completion • Celebration animations when you hit your target • Quick one-tap water logging Gentle Reminders Stay on track with thoughtful hydration reminders that help you maintain healthy habits without being intrusive. Daily Stats & Insights • Track your last drink time • Monitor your daily pace • View completion percentage • Simple undo for accidental entries Multilingual Support Available in English and Japanese with seamless language switching. Clean, Intuitive Design Minimalist interface that focuses on what matters - keeping you hydrated and healthy. Start your journey to better hydration today. Your body will thank you!
Screenshots
Verdict
The clearest difference is in-app purchases: Suibun at none against おとなの日記帳's 2. Suibun also leads on ads (none vs shown) and update cadence (weekly vs every 3 months). On price 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. おとなの日記帳 sells 2 one-off in-app purchases. Suibun asks for nothing beyond the download.
おとなの日記帳 ships an update every 3 months, Suibun weekly. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.
| Parameter | おとなの日記帳 | Suibun |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (21 ratings) — better | — |
| Positive reviews | 85.7% of reviews | — |
| Number of ratings | 21 — better | — |
| Update frequency | Every 3 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17 | 15.1 — better |
| Further details — not scored | ||
| Size | 33 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Masaki Hirano | Yutaro Shimamura |
In-app purchases
おとなの日記帳
- 広告非表示機能$2.99
- バックアップ復元機能の開放$2.99
Suibun
No in-app purchases









