# 時間Todo vs ONE

The clearest difference is update cadence: 時間Todo at weekly against ONE's every 2 weeks. 時間Todo also leads on iOS requirement (15.4 vs 17.0). 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.

時間Todo ships an update weekly, ONE every 2 weeks. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 時間Todo | ONE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 8 MB | 2 MB |
| Requires iOS | **15.4** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yu Ohara](https://appshunter.io/developer/1675452275) | [骋飞 武](https://appshunter.io/developer/6775319022) |

## What reviewers say

### 時間Todo

[App page](https://appshunter.io/ios/app/todo/id6446017739)

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

**In-app purchases:** none


### ONE

[App page](https://appshunter.io/ios/app/one-focus-deep-life-timer/id6777599934)

**In-app purchases:** none


## Frequently asked questions

### Is 時間Todo free?

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

### Is ONE free?

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

### Do 時間Todo or ONE have ads?

Neither 時間Todo nor ONE shows ads.

### Which is updated more often, 時間Todo or ONE?

時間Todo ships an update weekly, and ONE every 2 weeks. Most recently, 時間Todo was updated on October 14, 2026 and ONE on October 5, 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.*