Clock for Chess vs TetraClock
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Clock for Chess
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Clock for Chess is a simple app you can use every time you want to play chess but you don't have access to the physical clock but you want to play a timed game. With a simple UI you can adjust the time control you want or just play the default one. After clicking the play button the game starts and you can make the first move! White starts.
TetraClock
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'TetraClock' is a clock app that represents the time by stacking seven types of single-sided tetromino-shaped blocks as they fall. The differences from the paid version are as follows: γ»Contains ads γ»No Watch App [How to Use] Tap the screen: Open the settings screen. Long press the screen: Stack the blocks again. [Main Features] - Switch between 12/24-hour display - Toggle seconds display ON/OFF - Monotone display - Fill in ON/OFF - Change outline color - Change transition animations - Change falling speed - Change background color [Notices] Due to the animation effect used for changing numbers, there may be a discrepancy between the displayed time and the actual time. Please do not use the displayed time as a basis for important decisions.
Screenshots
Verdict
The clearest difference is in-app purchases: TetraClock at none against Clock for Chess's 1. TetraClock also leads on update cadence (every 2 days vs every 2 weeks) and device support (3 vs 1). Clock for Chess's advantage is ads (none vs shown). On price there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Clock for Chess sells 1 one-off in-app purchase. TetraClock asks for nothing beyond the download.
Clock for Chess ships an update every 2 weeks, TetraClock every 2 days. The most recent releases landed on September 29, 2026 and October 5, 2026 respectively.
| Parameter | Clock for Chess | TetraClock |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Every 2 days β better |
| Ads | No β better | Yes |
| In-app purchases | Yes | No β better |
| Devices | iPhone | iPhone, iPad, iPod β better |
| Requires iOS | 17.0 | 14.0 β better |
| Further details β not scored | ||
| Size | 3 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Kornel Miszczak | Legal Prompt Inc. |
In-app purchases
Clock for Chess
- Coffee$2.99
TetraClock
No in-app purchases
Questions
Is Clock for Chess free?
Is TetraClock free?
Do Clock for Chess or TetraClock have ads?
Which is updated more often, Clock for Chess or TetraClock?
Other comparisons
