# Chess Clock by Chess.com vs Grandmaster Chess Clock

The clearest difference is in-app purchases: Chess Clock by Chess.com at none against Grandmaster Chess Clock's 3. Chess Clock by Chess.com also leads on ads (none vs shown) and ratings volume (338 vs 1). Grandmaster Chess Clock's advantage is update cadence (every 2 days vs every 3 months) and rating (5.0 vs 4.6). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Grandmaster Chess Clock sells 3 in-app purchases, starting at $4.99 per month. Chess Clock by Chess.com asks for nothing beyond the download.

Grandmaster Chess Clock holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Chess Clock by Chess.com has 338 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Chess Clock by Chess.com's written reviews are positive against 100% of Grandmaster Chess Clock's.

Chess Clock by Chess.com ships an update every 3 months, Grandmaster Chess Clock every 2 days. The most recent releases landed on September 24, 2026 and July 21, 2026 respectively.

## The numbers

| Metric | Chess Clock by Chess.com | Grandmaster Chess Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (338 ratings)](https://appshunter.io/ios/app/chess-clock-by-chesscom/id858039162/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grandmaster-chess-clock/id6746950623/reviews)** |
| Number of ratings | **338** | 1 |
| Positive reviews | 90.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | **Free** | Ad-supported |
| Best chart rank | **#177** | — |
| Size | 3 MB | 44 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chess.com](https://appshunter.io/developer/329218552) | [Aras Atakligan](https://appshunter.io/developer/1819101189) |

## What reviewers say

### Chess Clock by Chess.com

[App page](https://appshunter.io/ios/app/chess-clock-by-chesscom/id858039162)

**Currently charting:** #177 Top Free · Strategy, #205 Top Free · Board (US App Store)

This free app functions as a digital chess clock, offering customizable time controls for any game. It supports various increment and delay types, multiple stages, and handicapping, making it ideal for casual play and tournaments. Adjust time on the fly and enjoy clear displays and audio alerts.

**Highlights:** Customizable time controls, Fischer and Bronstein increments, Multiple-stage time controls, Handicapping support, On-the-fly time adjustments, Pause and interruption support, Audio alerts

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

**In-app purchases:** none

**What reviewers like**

- ⏱️ Simple and easy to use
- 🔒 No ads or data collection
- 🎨 Intuitive and clean interface
- 🔊 Satisfying click sound effects
- 🕰️ Customizable time controls

**What reviewers complain about**

- 🐛 Sound issues (no sound in silent mode, changed sound)
- 🔍 Difficulty reading in bright outdoor settings
- 🤖 Limited functionality (can't set different times for players)

**Reported bugs**

- Time not always reduced when pressing the clock quickly
- Custom time settings not always saved properly

**Requested features**

- Add warning/countdown alerts for time running out
- Allow setting different times for each player
- Provide more theme/color options
- Add vibration feedback when pressing the clock


### 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 |


## Frequently asked questions

### Is Chess Clock by Chess.com free?

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

### Is Grandmaster Chess Clock free?

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

### Which has better reviews, Chess Clock by Chess.com or Grandmaster Chess Clock?

Grandmaster Chess Clock is rated higher. Chess Clock by Chess.com averages 4.6 out of 5 from 338 ratings, while Grandmaster Chess Clock averages 5.0 from 1 ratings.

### Do Chess Clock by Chess.com or Grandmaster Chess Clock have ads?

Grandmaster Chess Clock shows ads; Chess Clock by Chess.com does not.

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

Chess Clock by Chess.com ships an update every 3 months, and Grandmaster Chess Clock every 2 days. Most recently, Chess Clock by Chess.com was updated on September 24, 2026 and Grandmaster Chess Clock on July 21, 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.*