RapZap chess clock vs Chess Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RapZap chess clock
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.
- Two-player game timer
- Supports Chess, Go, Checkers
- Simple interface
- Basic time options (15, 45, 60 min)
- In-app purchase for more options
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The RapZap chess clock allows to keep track of times in two player games such as Chess, Go or Checkers. It's handled easily and without complicated settings. In the free version you can choose between 15min, 45min or 60min per player. Other options are available via InApp purchase. The app is deliberately kept simple so you can focus completely on your game.
Chess Clock
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The Chess Clock app helps you control chess time more easily and quickly by replacing physical chess clock timers. It allows you to set different times for two players with preset time intervals or a custom timer input. Additionally, you can change the colour palette of the board to your preference, and adjust click sound settings in the app's settings.
Screenshots
Verdict
The clearest difference is in-app purchases: Chess Clock at none against RapZap chess clock's 2. RapZap chess clock's advantage is ads (none vs shown) and update cadence (fortnightly vs every 2 months). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. RapZap chess clock sells 2 one-off in-app purchases. Chess Clock asks for nothing beyond the download.
RapZap chess clock ships an update fortnightly, Chess Clock every 2 months. The most recent releases landed on September 24, 2026 and September 27, 2026 respectively.
| Parameter | RapZap chess clock | Chess Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (6 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 2 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Daniel Mattheus | Nandha Kumar Ravi |
In-app purchases
RapZap chess clock
- Remove Ads$0.99
- Time Package (5 minutes and 30 minutes games)$1.99
Chess Clock
No in-app purchases
Questions
Is RapZap chess clock free?
Is Chess Clock free?
Do RapZap chess clock or Chess Clock have ads?
Which is updated more often, RapZap chess clock or Chess Clock?
Other comparisons
