# ChinCheck vs CornerBell Timer

The clearest difference is ads: CornerBell Timer at none against ChinCheck's shown. ChinCheck's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. ChinCheck sells 4 in-app purchases, starting at $3.99 per 7 days and CornerBell Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 6 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | ChinCheck | CornerBell Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (17 ratings)](https://appshunter.io/ios/app/chincheck-ai-for-fighters/id6768690084/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | Freemium | — |
| Size | 95 MB | 7 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Need Holdings LLC](https://appshunter.io/developer/1677012615) | [Kojiro Fujisaka](https://appshunter.io/developer/6782241864) |

## What reviewers say

### ChinCheck

[App page](https://appshunter.io/ios/app/chincheck-ai-for-fighters/id6768690084)

This app uses AI to score your shadowboxing in 30 seconds. Get a detailed breakdown of your performance, compete with friends, and receive personalized training drills to improve your technique.

**Highlights:** AI-powered fight scoring, 30-second shadowboxing analysis, Six-dimension performance breakdown, Friend challenges and leaderboards, Personalized training drills, Weekly rankings and crew challenges

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChinCheck Pro Weekly | $3.99 | per 7 days |
| ChinCheck Pro | $9.99 | per month |
| ChinCheck Pro Annual | $24.99 | per year |
| ChinCheck Pro Annual | $39.99 | per year |


### CornerBell Timer

[App page](https://appshunter.io/ios/app/cornerbell-timer/id6785763230)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CornerBell Pro | $5.99 | one-time |


## Frequently asked questions

### Is ChinCheck free?

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

### Is CornerBell Timer free?

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

### Do ChinCheck or CornerBell Timer have ads?

ChinCheck shows ads; CornerBell Timer does not.

### Which is updated more often, ChinCheck or CornerBell Timer?

ChinCheck ships an update every 6 days, and CornerBell Timer every 6 days. Most recently, ChinCheck was updated on November 5, 2026 and CornerBell Timer on November 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.*