16文字日記 vs Nostalgia Notes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
16文字日記
This app allows users to record their daily thoughts and memories using only 16 characters. It's designed for those who find long journaling difficult or are short on time, making it easy to maintain a daily record and review past entries.
- 16-character daily entries
- Monthly calendar view
- Writing reminders
- Passcode lock
- Easy to continue daily
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長文を書かなくていい、16文字だけの日記アプリ。 1日ひとことで残せるから、日記が続かない人でも気軽に続けやすい。 思いついたらすぐ書けて、あとで月ごとの一覧から見返せます。 16文字日記は、 「日記を書きたいけど長くは続かない」 「その日のことを少しだけ残したい」 そんな人のための、短文特化の日記アプリです。 ・長文を書くのがしんどい ・忙しい日でも少しだけ記録したい ・あとで気軽に振り返りたい ・1日を16文字以内でシンプルに記録 ・月ごとの一覧で日々の記録を見返せる ・リマインダーで書き忘れをやさしくサポート ・パスコードロックで安心して残せる たくさん書かなくていいから、続けやすい。 16文字だけで、毎日の思い出を気軽に残してみてください。
Nostalgia Notes
Easily create, update, and delete diary entries. Review past entries sorted by day, week, month, or year. Track your progress with enriched statistical data to stay motivated.
- Diary creation
- Update diary entries
- Delete diary entries
- Review past entries
- Sort entries by date
- Statistical data tracking
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Main Features 1.Diary creation Simple to create a diary. 2.Update Diary You can update the contents of your diary. 3.Delete Diary You can easily delete your diary by swiping it. 4.Review You can look back on the past in various axes by displaying diaries sorted by daily, weekly, monthly, and yearly. Statistics As you continue to keep a diary, the statistical data will be enriched, motivating you to continue.
Screenshots
Verdict
The clearest difference is update cadence: Nostalgia Notes at every 4 days against 16文字日記's every 2 months. 16文字日記's advantage is iOS requirement (15.0 vs 17.0). On price, review sentiment, ads and in-app purchases 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.
16文字日記 ships an update every 2 months, Nostalgia Notes every 4 days. The most recent releases landed on September 16, 2026 and June 1, 2026 respectively.
| Parameter | 16文字日記 | Nostalgia Notes |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 75 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Kenta Fukushima | Masaaki Kishimoto |
Customer experience
16文字日記
Nostalgia Notes
In-app purchases
16文字日記
No in-app purchases
Nostalgia Notes
No in-app purchases
