# SHOTIMER vs Chess Clock

The clearest difference is in-app purchases: SHOTIMER at none against Chess Clock's 2. Chess Clock's advantage is update cadence (every 5 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chess Clock sells 2 in-app purchases, starting at $7.99 per 7 days. SHOTIMER asks for nothing beyond the download.

SHOTIMER ships an update every 2 months, Chess Clock every 5 days. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | SHOTIMER | Chess Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 40 MB | 44 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuki Maitani](https://appshunter.io/developer/1616391781) | [Silpho LLC](https://appshunter.io/developer/1870904612) |

## What reviewers say

### SHOTIMER

[App page](https://appshunter.io/ios/app/shotimer-chess-clock/id6504449480)

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

**In-app purchases:** none


### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-turntime/id6776708403)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is SHOTIMER free?

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

### Is Chess Clock free?

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

### Do SHOTIMER or Chess Clock have ads?

Neither SHOTIMER nor Chess Clock shows ads.

### Which is updated more often, SHOTIMER or Chess Clock?

SHOTIMER ships an update every 2 months, and Chess Clock every 5 days. Most recently, SHOTIMER was updated on September 18, 2026 and Chess Clock on September 8, 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.*