Chess Clock by Chess.com vs BLOCKFAIR
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Chess Clock by Chess.com
This free app functions as a digital chess clock, offering customizable time controls for any game. It supports various increment and delay types, multiple stages, and handicapping, making it ideal for casual play and tournaments. Adjust time on the fly and enjoy clear displays and audio alerts.
- Customizable time controls
- Fischer and Bronstein increments
- Multiple-stage time controls
- Handicapping support
- On-the-fly time adjustments
- Pause and interruption support
- Audio alerts
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Replace your chess clock with this free game timer! It's easy to use, yet fully featured to handle any time control. 100% free: no in-app purchases, no ads! Choose your time control and you're ready to play. The 2nd player presses her button to start the 1st player's clock - and the game is on! FEATURES - Large, easy-to-read buttons - Works in landscape and portrait on all devices - Quickly customize the app for one-tap access to all your favorite time controls - Time controls include base minutes per player and optional per-move delays or bonus time. The app supports both Fischer and Bronstein increments, as well as simple delays. The duration is up to you! - Supports multiple-stage time controls commonly seen in tournaments, such as "40 moves in 2 hours + game in 60 minutes." A glance at the clock shows your current stage! - Support for handicapping lets you set different time controls for each player! - You can adjust the time remaining on the fly, in the middle of your game, for either or both players! - Clock pauses automatically if the app is interrupted; manually pause the clock at any time - Pleasant sounds for buttons and "time's up" alert At Chess.com, we really do love chess, and *sometimes* we even play it offline! For times like that, we created this clock - and we hope you love it as much as we do.
BLOCKFAIR
This block puzzle game offers a fair and engaging experience without forced advertisements. Earn optional rewards by watching ads, and customize your gameplay with various themes. Enjoy daily challenges and share your achievements.
- No forced ads
- Provably fair gameplay
- Undo last move
- Daily challenge with leaderboard
- Customizable themes
- Shareable scorecards
- Playable on foldable screens
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BLOCKFAIR is the block puzzle that respects you. Place blocks on the board, fill rows and columns, and build combos. Easy to learn, hard to put down. Without the tricks you know from other puzzle games. NO FORCED ADS No ad ever interrupts your run. Want a free continue or an undo? Watch a short ad, only if you choose to. PROVABLY FAIR Every game has a seed, so anyone can check which pieces you were dealt. The rules are open and the odds are fixed. Difficulty is never tied to money. UNDO YOUR LAST MOVE Three undos every game, for everyone. Undo restores the board exactly, and your game stays verifiable. DAILY CHALLENGE One puzzle a day, with the same seed for everyone. Build your streak and compare your score on the leaderboard. MAKE THE BOARD YOURS Calm palettes, a colour-blind mode and a dark mode for late sessions. Visit the Shop for theme packs: Legends like Dragonfire, Winter Is Here and Spellbook, bright Pop packs like Unicorn Dream, Glitter Pop and Mermaid Lagoon, and seasonal packs. Each brings its own board, blocks and line-clear effect, and Legends and Pop packs come with a matching app icon. Try any pack free for one game first. Themes are cosmetic only and never change your pieces. SHARE YOUR BEST RUN New record? Share a clean score card in one tap. BUILT FOR EVERY SCREEN On iPhone Duo you get a bigger board, with your hand and score alongside. Fold it closed and keep playing on the outer screen, your board stays exactly as it was. PAY ONCE, OWN IT FOREVER Premium is a one-time purchase: no ads at all, all base themes plus the supporters-only Gilded theme, instant undo and free continues, and half price on theme packs. Theme packs are optional one-time purchases. No subscription, no consumables. blockfair.net
Screenshots
Verdict
The clearest difference is in-app purchases: Chess Clock by Chess.com at none against BLOCKFAIR's 11. Chess Clock by Chess.com also leads on ads (none vs shown) and ratings volume (342 vs 1). BLOCKFAIR's advantage is update cadence (every 2 days vs every 3 months) and rating (5.0 vs 4.6). On price 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. BLOCKFAIR sells 11 one-off in-app purchases. Chess Clock by Chess.com asks for nothing beyond the download.
BLOCKFAIR holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Chess Clock by Chess.com has 342 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 91% of Chess Clock by Chess.com's written reviews are positive against 100% of BLOCKFAIR's.
Chess Clock by Chess.com ships an update every 3 months, BLOCKFAIR every 2 days. Both last shipped on October 29, 2026.
| Parameter | Chess Clock by Chess.com | BLOCKFAIR |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (342 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 90.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 342 — better | 1 |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Best chart rank | #100 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Chess.com | Hardik Upendra Pithva |
Customer experience
Chess Clock by Chess.com
BLOCKFAIR
Bugs and requests
Chess Clock by Chess.com
Reported bugs
2 issues- Time not always reduced when pressing the clock quickly
- Custom time settings not always saved properly
Requested features
4 requests- Add warning/countdown alerts for time running out
- Allow setting different times for each player
- Provide more theme/color options
- Add vibration feedback when pressing the clock
BLOCKFAIR
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Chess Clock by Chess.com
No in-app purchases
BLOCKFAIR
- Highlands theme pack$0.99
- Noir theme pack$0.99
- Unicorn Dream theme pack$0.99
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- Glitter Pop theme pack$0.99
- Mermaid Lagoon theme pack$0.99
- Highlands theme pack$1.99
- Noir theme pack$1.99
- Unicorn Dream theme pack$1.99
- Glitter Pop theme pack$1.99
- Mermaid Lagoon theme pack$1.99
- BLOCKFAIR Forever$3.99







