ChessBar vs Zeta Fast Math
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ChessBar
Discover and join local, in-person chess meetups in bars and cafes. Connect with players of all skill levels for friendly games and community events. Experience the thrill of over-the-board chess in a relaxed atmosphere.
- Find local chess tournaments
- Play against enthusiasts
- Learn and improve your game
- Experience over-the-board chess
- Join a global community
- Free chess events
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The ChessBar app helps you find and join friendly, real-life chess meetups in bars, cafés, and other cozy spots near you, all for free. Whether you’re a seasoned player, a beginner, or somewhere in between, ChessBar is an open community where everyone comes together for the joy of playing chess face to face. With ChessBar, you can: - Find local chess tournaments in just a few taps and play against other enthusiasts for free in warm, welcoming venues - Learn and improve your game by facing players of all levels over a drink, in a fun and relaxed atmosphere - Feel the thrill of over-the-board chess: experience the intensity of in-person matches, whether you’re playing for fun or aiming to qualify for the ChessBar finals - Join a growing community already active in dozens of cities across Europe, America and Africa, and meet fellow chess lovers wherever you go Our mission: bring the joy of over-the-board, free chess events to communities around the world. Download ChessBar today and rediscover the joy of real-life chess!
Zeta Fast Math
Practice mental math problems with a straightforward interface designed to enhance your quantitative skills. Challenge friends on leaderboards and create personalized exercises to match your abilities.
- Mental calculation practice
- Leaderboards for competition
- Customizable challenges
- Quantitative skill training
- Simple interface
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Zeta Fast Math gives you a simple interface to zetamac math problems to help you train your quant skills. Compete with your friends in the leaderboards, and create your own custom challenges to tailor to your own skill level.
Screenshots
Verdict
The clearest difference is price: ChessBar at Free against Zeta Fast Math's $0.99. ChessBar also leads on ratings volume (46 vs 1) and iOS requirement (15.0.0 vs 18.6). Zeta Fast Math's advantage is ads (none vs shown) and rating (5.0 vs 4.8). On update cadence, in-app purchases 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
ChessBar is free to download; Zeta Fast Math costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Zeta Fast Math holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: ChessBar has 46 ratings behind it against 1, so its average is the more settled of the two.
ChessBar ships an update every 4 days, Zeta Fast Math weekly. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.
| Parameter | ChessBar | Zeta Fast Math |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.8 (46 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 89.2% of reviews | — |
| Number of ratings | 46 — better | 1 |
| Update frequency | Every 4 days — better | Weekly |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 111 MB | 4 MB |
| Age rating | 9+ | 4+ |
| Developer | ChessLab | Michael Ryan Kokosenski |
Customer experience
ChessBar
Zeta Fast Math
In-app purchases
ChessBar
No in-app purchases
Zeta Fast Math
No in-app purchases
