# RapZap chess clock vs Chess Timer

The clearest difference is review sentiment: Chess Timer at 76% against RapZap chess clock's 33%. Chess Timer also leads on rating (5.0 vs 3.2). RapZap chess clock's advantage is ads (none vs shown) and iOS requirement (9.0 vs 16.0). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. RapZap chess clock sells 2 one-off in-app purchases and Chess Timer sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Chess Timer holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 6 and 8 respectively. Written reviews point the same way: 33% of RapZap chess clock's written reviews are positive against 76% of Chess Timer's.

RapZap chess clock ships an update fortnightly, Chess Timer every 3 weeks. The most recent releases landed on September 24, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | RapZap chess clock | Chess Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/rapzap-chess-clock/id698997453/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/chess-timer-clock/id6673919458/reviews)** |
| Number of ratings | 6 | **8** |
| Positive reviews | 33.3% of reviews | **76.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 9 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Mattheus](https://appshunter.io/developer/698997461) | [Andy Sutanto](https://appshunter.io/developer/1659282966) |

## What reviewers say

### RapZap chess clock

[App page](https://appshunter.io/ios/app/rapzap-chess-clock/id698997453)

A simple and easy-to-use timer for two-player board games like Chess, Go, and Checkers. Offers basic time options for free, with additional features available through in-app purchases.

**Highlights:** Two-player game timer, Supports Chess, Go, Checkers, Simple interface, Basic time options (15, 45, 60 min), In-app purchase for more options

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Time Package (5 minutes and 30 minutes games) | $1.99 | one-time |


### Chess Timer

[App page](https://appshunter.io/ios/app/chess-timer-clock/id6673919458)

This app provides precise time management for chess players, offering various time controls and dual-player tracking. It helps players train for tournaments, sharpen skills, and ensures fair gameplay with customizable settings and low-time alerts.

**Highlights:** Accurate time controls, Dual player time tracking, Multiple time formats, Customizable time settings, Low time alert, User-friendly interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Clock Pro - 1W | $0.99 | per 7 days |
| Chess Alarm Pro - 1Y | $9.99 | per year |
| Chess Timer Pro | $19.99 | one-time |


## Frequently asked questions

### Is RapZap chess clock free?

RapZap chess clock is free to download, with in-app purchases available.

### Is Chess Timer free?

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

### Which has better reviews, RapZap chess clock or Chess Timer?

Chess Timer is rated higher. RapZap chess clock averages 3.2 out of 5 from 6 ratings, while Chess Timer averages 5.0 from 8 ratings.

### Do RapZap chess clock or Chess Timer have ads?

Chess Timer shows ads; RapZap chess clock does not.

### Which is updated more often, RapZap chess clock or Chess Timer?

RapZap chess clock ships an update fortnightly, and Chess Timer every 3 weeks. Most recently, RapZap chess clock was updated on September 24, 2026 and Chess Timer 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.*