Suming vs Blitz Chess Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Suming
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Do you want to INCREASE the productivity of your mind? With 'SUMING' you will improve your ATTENTION, REACTION and SPEED of the mind! Just run and solve simple tasks with a time limit. Easy, isn't' it? HOW TO USE SUMING • Choose 'LEVEL'. - BASIC - will you get over it? - INTERMEDIATE - don't tell anyone your record points! - ADVANCED - you can try it! - EXPERT - not for you .) • For each correct answer, time is accumulated in the next operation. • Use SUMING daily to train the mathematical bases. • Available languages: English, Spanish, French, Portuguese. • Soon more news to play. • Share your success with your friends. • Spend your time with advantage!
Blitz Chess Clock
This application functions as a versatile timer for playing chess and other board games. It supports various time control modes, allows for custom time settings per player, and offers theme customization for the timer interface.
- Multiple chess time control modes
- Customizable time settings per player
- User-created time modes
- Customizable watch themes
- Supports games like Go
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This Chess Clock allows you to easily play chess games. The Chess Timer supports the following modes: • Bullet Chess • Blitz Chess • Rapid Chess • Fischer Modus You can add your own time modes. The Chess Clock can handle different times per player. Additionally, the Chess Clock offers a way to customize the Chess Timer by using a custom chess watch theme. By default Chess Clock has a white and a dark theme. Playing a chess game with time has never been easier. The Chess Clock / Chess Timer can be used for playing other games such as Go. https://vanniktech.de/ChessClock/privacy_policy.html https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Suming at none against Blitz Chess Clock's 3. Suming also leads on update cadence (every 2 weeks vs every 3 months). Blitz Chess Clock's advantage is ads (none vs shown) and iOS requirement (16.0 vs 26.0). 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. Blitz Chess Clock sells 3 one-off in-app purchases. Suming asks for nothing beyond the download.
Suming ships an update every 2 weeks, Blitz Chess Clock every 3 months. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.
| Parameter | Suming | Blitz Chess Clock |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.2 (6 ratings) — better |
| Number of ratings | — | 6 — better |
| Update frequency | Every 2 weeks — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 36 MB | 81 MB |
| Age rating | 4+ | 12+ |
| Developer | Toshko Neykov | Niklas Baudy |
In-app purchases
Suming
No in-app purchases
Blitz Chess Clock
- Unlimited Themes$1.99
- Remove ads$2.99
- Premium - Unlock everything$3.99
Questions
Is Suming free?
Is Blitz Chess Clock free?
Do Suming or Blitz Chess Clock have ads?
Which is updated more often, Suming or Blitz Chess Clock?
Other comparisons
