# CheckFocus vs 25

The clearest difference is update cadence: CheckFocus at daily against 25's every 2 weeks. CheckFocus also leads on iOS requirement (15.0 vs 18.6). 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.

CheckFocus ships an update daily, 25 every 2 weeks. The most recent releases landed on September 16, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | CheckFocus | 25 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 2 weeks |
| Size | 35 MB | 11 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [HANG HEO](https://appshunter.io/developer/6773252502) | [Legal Prompt Inc.](https://appshunter.io/developer/1490746932) |

## What reviewers say

### CheckFocus

[App page](https://appshunter.io/ios/app/checkfocus-pomodoro-timer/id6782235580)

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

**In-app purchases:** none


### 25

[App page](https://appshunter.io/ios/app/25-5-timer-focus-timer/id6783129150)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CheckFocus free?

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

### Is 25 free?

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

### Do CheckFocus or 25 have ads?

Both CheckFocus and 25 show ads.

### Which is updated more often, CheckFocus or 25?

CheckFocus ships an update daily, and 25 every 2 weeks. Most recently, CheckFocus was updated on September 16, 2026 and 25 on September 25, 2026.

---

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