# Grandmaster Chess Clock vs Chess Clock

The clearest difference is ads: Chess Clock at none against Grandmaster Chess Clock's shown. Chess Clock also leads on ratings volume (4 vs 1). Grandmaster Chess Clock's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (15.1 vs 17.0). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Grandmaster Chess Clock sells 3 in-app purchases, starting at $4.99 per month and Chess Clock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Grandmaster Chess Clock against 5.0 for Chess Clock. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 2 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Grandmaster Chess Clock | Chess Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/grandmaster-chess-clock/id6746950623/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/chess-clock-scoresheet/id6794050498/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 54 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aras Atakligan](https://appshunter.io/developer/1819101189) | [Adam Saleh](https://appshunter.io/developer/6794050500) |

## What reviewers say

### Grandmaster Chess Clock

[App page](https://appshunter.io/ios/app/grandmaster-chess-clock/id6746950623)

This app provides precise timing for chess games, supporting various time controls and offering detailed game history tracking. It allows users to record, share, and analyze their games, making it ideal for tournament players and enthusiasts looking to improve their time management.

**Highlights:** Versatile time controls (Rapid, Blitz, Bullet), Customizable time settings with increment/delay, Automatic game recording and detailed statistics, Share and export game records and history, Tournament-ready precision timing, Elegant dark theme and intuitive interface, Multi-language support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clock Pro Monthly | $4.99 | per month |
| Clock Pro Annual | $24.99 | per year |
| Clock Pro Lifetime | $44.99 | one-time |


### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-scoresheet/id6794050498)

This app provides an accurate chess game timer with customizable controls and low-time warnings. It also functions as a self-filling scoresheet, recording game details and player statistics. Additionally, it offers features for organizing chess clubs, finding nearby opponents, and managing game data securely.

**Highlights:** Customizable chess clock presets, Fischer increment and US/Bronstein delay, Self-filling game scoresheet, Player win/loss/draw statistics, Club creation and management, Nearby player finding, Encrypted data backups

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Clock Pro | $3.99 | one-time |


## Frequently asked questions

### Is Grandmaster Chess Clock free?

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

### Is Chess Clock free?

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

### Which has better reviews, Grandmaster Chess Clock or Chess Clock?

Grandmaster Chess Clock and Chess Clock are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do Grandmaster Chess Clock or Chess Clock have ads?

Grandmaster Chess Clock shows ads; Chess Clock does not.

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

Grandmaster Chess Clock ships an update every 2 days, and Chess Clock every 2 days. Most recently, Grandmaster Chess Clock was updated on October 24, 2026 and Chess Clock on October 24, 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.*