# FocusBox vs Challenge Log

The clearest difference is in-app purchases: Challenge Log at none against FocusBox's 3. FocusBox's advantage is ads (none vs shown) and update cadence (every 3 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. FocusBox sells 3 in-app purchases, starting at $1.99 per month. Challenge Log asks for nothing beyond the download.

FocusBox ships an update every 3 days, Challenge Log fortnightly. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | FocusBox | Challenge Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (13 ratings)](https://appshunter.io/ios/app/focusbox-timebox-focus-timer/id1467573992/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 95.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Subscription | — |
| Size | 14 MB | 91 MB |
| Requires iOS | 16 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [志强 王](https://appshunter.io/developer/654642765) | [YOSHIKI KOKUBO](https://appshunter.io/developer/1496137532) |

## What reviewers say

### FocusBox

[App page](https://appshunter.io/ios/app/focusbox-timebox-focus-timer/id1467573992)

This app provides a peaceful sanctuary to help you rest your mind and grow your focus amidst the noise of the digital world. Unlock all paid features and enjoy future updates with a membership subscription.

**Highlights:** Focus timer, Peaceful sanctuary, Mind rest, Focus growth, Unlock paid features, Future updates

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $7.99 | per year |
| Lifetime | $13.99 | one-time |


### Challenge Log

[App page](https://appshunter.io/ios/app/challenge-log/id6748856273)

**In-app purchases:** none


## Frequently asked questions

### Is FocusBox free?

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

### Is Challenge Log free?

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

### Do FocusBox or Challenge Log have ads?

Challenge Log shows ads; FocusBox does not.

### Which is updated more often, FocusBox or Challenge Log?

FocusBox ships an update every 3 days, and Challenge Log fortnightly. Most recently, FocusBox was updated on October 8, 2026 and Challenge Log on October 6, 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.*