# 1分の習慣 vs SixDo

The clearest difference is in-app purchases: 1分の習慣 at none against SixDo's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SixDo sells 1 one-off in-app purchase. 1分の習慣 asks for nothing beyond the download.

1分の習慣 ships an update monthly, SixDo every 3 weeks. The most recent releases landed on October 12, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 1分の習慣 | SixDo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 46 MB | 32 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [YUYA MASUDA](https://appshunter.io/developer/1840203331) | [mami hara](https://appshunter.io/developer/6792413290) |

## What reviewers say

### 1分の習慣

[App page](https://appshunter.io/ios/app/1/id6758957376)

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

**In-app purchases:** none


### SixDo

[App page](https://appshunter.io/ios/app/sixdo-ivy-lee-method-to-do/id6797027631)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SixDo Pro | $3.99 | one-time |


## Frequently asked questions

### Is 1分の習慣 free?

1分の習慣 is free to download, with no in-app purchases.

### Is SixDo free?

SixDo is free to download, with in-app purchases available.

### Do 1分の習慣 or SixDo have ads?

Neither 1分の習慣 nor SixDo shows ads.

### Which is updated more often, 1分の習慣 or SixDo?

1分の習慣 ships an update monthly, and SixDo every 3 weeks. Most recently, 1分の習慣 was updated on October 12, 2026 and SixDo on October 26, 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.*