ThreeLinesDiary vs タテ帳
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ThreeLinesDiary
A simple journaling app designed to improve sleep quality by encouraging users to write a three-line diary entry before bed. It allows for photo attachments and provides daily reminders to help build a consistent writing habit.
- Three-line daily journal entries
- Attach photos to entries
- Daily writing reminders
- Improve sleep quality
- Simple and intuitive interface
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Write become just're autonomic nerve health. Write before going to bed, sleep quality is improved. 3-line diary which is said to have this effect. This app is an app that aims to write such a three-line diary. The has been prepared three items we wrote so good a word. In some cases, you might want be left with a photograph. In this app, you can save with a photo for each of the three items. Also to write every day, you might forget. In this app, by making a notification to the specified time, you will be able to habit to write at the same time each day.
タテ帳
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気軽に使える縦書きのメモ帳です。 シンプルなUIにこだわっています。 このアプリは雑誌「偏向」の企画として作成されました。
Screenshots
Verdict
ThreeLinesDiary and タテ帳 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
ThreeLinesDiary ships an update every 6 months, タテ帳 every 4 months. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.
| Parameter | ThreeLinesDiary | タテ帳 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| Update frequency | Every 6 months | Every 4 months — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Seiji Nagano | Takehiro Ichimnura |
In-app purchases
ThreeLinesDiary
No in-app purchases
タテ帳
No in-app purchases
