# Chess Clock Free vs Modern Chess Clock

The clearest difference is in-app purchases: Modern Chess Clock at none against Chess Clock Free's 1. Modern Chess Clock also leads on update cadence (every 10 days vs every 10 months). Chess Clock Free's advantage is iOS requirement (5.1.1 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Chess Clock Free sells 1 one-off in-app purchase. Modern Chess Clock asks for nothing beyond the download.

Chess Clock Free ships an update every 10 months, Modern Chess Clock every 10 days. Both last shipped on October 10, 2026.

## The numbers

| Metric | Chess Clock Free | Modern Chess Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chess-clock-free/id519708948/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 15.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 18 MB | 5 MB |
| Requires iOS | **5.1.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Nurullah Bilgin](https://appshunter.io/developer/1638320664) |

## What reviewers say

### Chess Clock Free

[App page](https://appshunter.io/ios/app/chess-clock-free/id519708948)

This application functions as a digital timer for two players, ideal for games like chess. It ensures fair play by tracking individual move times and preventing excessive delays. The timer can count up or down and operates in the background.

**Highlights:** Dual player time tracking, Count up or down timer, Pause functionality, Background operation, Customizable time settings

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Clock Upgrade | $0.99 | one-time |


### Modern Chess Clock

[App page](https://appshunter.io/ios/app/modern-chess-clock/id1638320662)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chess Clock Free free?

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

### Is Modern Chess Clock free?

Modern Chess Clock is free to download, with no in-app purchases.

### Do Chess Clock Free or Modern Chess Clock have ads?

Neither Chess Clock Free nor Modern Chess Clock shows ads.

### Which is updated more often, Chess Clock Free or Modern Chess Clock?

Chess Clock Free ships an update every 10 months, and Modern Chess Clock every 10 days. Most recently, Chess Clock Free was updated on October 10, 2026 and Modern Chess Clock on October 10, 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.*