# ThreeLinesDiary vs サクッと席決め

The clearest difference is update cadence: サクッと席決め at weekly against ThreeLinesDiary's every 6 months. ThreeLinesDiary's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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, サクッと席決め weekly. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ThreeLinesDiary | サクッと席決め |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 7 MB | 7 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seiji Nagano](https://appshunter.io/developer/689628441) | [Masafumi Wakugawa](https://appshunter.io/developer/1896324905) |

## What reviewers say

### ThreeLinesDiary

[App page](https://appshunter.io/ios/app/threelinesdiary/id1161808671)

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.

**Highlights:** Three-line daily journal entries, Attach photos to entries, Daily writing reminders, Improve sleep quality, Simple and intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### サクッと席決め

[App page](https://appshunter.io/ios/app/id6766817219)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ThreeLinesDiary free?

ThreeLinesDiary is free to download, with no in-app purchases.

### Is サクッと席決め free?

サクッと席決め is free to download, with no in-app purchases.

### Do ThreeLinesDiary or サクッと席決め have ads?

Both ThreeLinesDiary and サクッと席決め show ads.

### Which is updated more often, ThreeLinesDiary or サクッと席決め?

ThreeLinesDiary ships an update every 6 months, and サクッと席決め weekly. Most recently, ThreeLinesDiary was updated on October 10, 2026 and サクッと席決め on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*