# Focus Buddy vs TsukiUsagi Timer

The clearest difference is in-app purchases: TsukiUsagi Timer at none against Focus Buddy's 1. TsukiUsagi Timer also leads on update cadence (every 9 days vs monthly). Focus Buddy's advantage is iOS requirement (16 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Focus Buddy sells 1 one-off in-app purchase. TsukiUsagi Timer asks for nothing beyond the download.

Focus Buddy ships an update monthly, TsukiUsagi Timer every 9 days. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Focus Buddy | TsukiUsagi Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Size | 33 MB | 15 MB |
| Requires iOS | **16** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [锦 曹](https://appshunter.io/developer/1808689692) | [Kazumi Matsumoto](https://appshunter.io/developer/1845542621) |

## What reviewers say

### Focus Buddy

[App page](https://appshunter.io/ios/app/focus-buddy-flow-study-timer/id6745396890)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| starter package | $0.99 | one-time |


### TsukiUsagi Timer

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Focus Buddy free?

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

### Is TsukiUsagi Timer free?

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

### Do Focus Buddy or TsukiUsagi Timer have ads?

Neither Focus Buddy nor TsukiUsagi Timer shows ads.

### Which is updated more often, Focus Buddy or TsukiUsagi Timer?

Focus Buddy ships an update monthly, and TsukiUsagi Timer every 9 days. Most recently, Focus Buddy was updated on October 7, 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.*