# Challenge vs TsukiUsagi Timer

The clearest difference is update cadence: TsukiUsagi Timer at every 9 days against Challenge's every 3 weeks. Challenge's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 18.5). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Challenge ships an update every 3 weeks, TsukiUsagi Timer every 9 days. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Challenge | TsukiUsagi Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free | — |
| Size | 59 MB | 15 MB |
| Requires iOS | **13.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Daniel Reimus](https://appshunter.io/developer/1716800563) | [Kazumi Matsumoto](https://appshunter.io/developer/1845542621) |

## What reviewers say

### Challenge

[App page](https://appshunter.io/ios/app/challenge-your-best-version/id6472225791)

This app helps you expand your comfort zone by offering over 80 diverse challenges. You can tackle them solo or with friends, customize existing ones, or create your own. Document your progress with images and notes, and set daily reminders to stay on track.

**Highlights:** 80+ diverse challenges, Group challenges with friends, Customize or create challenges, Track and share progress, Document journey with images/notes, Daily reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### TsukiUsagi Timer

[App page](https://appshunter.io/ios/app/tsukiusagi-timer/id6753893693)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Challenge free?

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

### Is TsukiUsagi Timer free?

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

### Do Challenge or TsukiUsagi Timer have ads?

Neither Challenge nor TsukiUsagi Timer shows ads.

### Which is updated more often, Challenge or TsukiUsagi Timer?

Challenge ships an update every 3 weeks, and TsukiUsagi Timer every 9 days. Most recently, Challenge was updated on October 21, 2026 and TsukiUsagi Timer on October 13, 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.*