Biological clock vs Chess master tutorial Quiz
Price, ratings, monetisation and update history for both games, side by side ā with what reviewers say about each.
Biological clock
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Stop your body clock ... Stop the stopwatch exactly at the target time! ā¼ What kind of app is a biological clock anywhere? It is an app that trains your body clock while having fun! Please compete with your family and friends! ā¼ Let's aim for perfection! If you stop it exactly, it will be displayed as PERFECT! Please aim for PERFECT! ā¼ You can select the time You can change the challenge time to 5 seconds, 10 seconds, and 30 seconds. The longer you spend, the more you can't stop without having an accurate body clock. By all means, aim for perfection at all times!
Chess master tutorial Quiz
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Chess master tutorial Quiz is the best game for anyone who is interested in testing his knowledge and improve you Chess skills. Chess master tutorial Quiz presents a monthly multiplayer mobile gaming contest: when the user finds the correct answer wins a point.
Screenshots
Verdict
The clearest difference is price: Biological clock at Free against Chess master tutorial Quiz's $5.99. Biological clock also leads on iOS requirement (12.1 vs 15.1). Chess master tutorial Quiz's advantage is ads (none vs shown) and update cadence (every 3 months vs every 13 months). On in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Biological clock is free to download; Chess master tutorial Quiz costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Biological clock ships an update every 13 months, Chess master tutorial Quiz every 3 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.
| Parameter | Biological clock | Chess master tutorial Quiz |
|---|---|---|
| Price | Free ā better | $5.99 |
| Update frequency | Every 13 months | Every 3 months ā better |
| Ads | Yes | No ā better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 ā better | 15.1 |
| Further details ā not scored | ||
| Size | 13 MB | 56 MB |
| Age rating | 4+ | 12+ |
| Developer | HAREPPO | Blupry |
In-app purchases
Biological clock
No in-app purchases
Chess master tutorial Quiz
No in-app purchases
Questions
Is Biological clock free?
Is Chess master tutorial Quiz free?
Do Biological clock or Chess master tutorial Quiz have ads?
Which is updated more often, Biological clock or Chess master tutorial Quiz?
Other comparisons
