Comparison

Chess Clock vs Chess Clock

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Chess Clock

Features
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Chess Clock: Blitz & Bullet is the fastest, cleanest way to time any two-player game โ€” chess, checkers, Go, Shogi and more. Set a time control, put the phone between you, and tap your side after each move. EVERY TIME CONTROL โ€ข Sudden death, Fischer increment, Bronstein delay and simple/US delay โ€ข Bullet, blitz, rapid and classical presets โ€” start in one tap โ€ข Build and save your own custom time controls REAL TOURNAMENTS โ€ข Multi-stage controls like 40 moves / 90 min, then 30 min, +30s โ€” the FIDE standard โ€ข A live stage indicator shows moves to the next time control BUILT FOR PLAYERS โ€ข Undo a mis-tap, pause any time, and correct a clock mid-game โ€ข Odds games โ€” give each player a different time control โ€ข Post-game stats: average, fastest and slowest move times โ€ข Player names, five colour themes, portrait and landscape โ€ข Sound, haptics, low-time warning and keep-awake โ€ข Auto-pauses if you leave the app No ads. No accounts. No tracking. Just a beautiful, reliable clock. Free.

About

Chess Clock

Features
Read full description

A clock for games played across a board. Six time controls, not one. Sudden death. Fischer increment, added after your move. Bronstein delay, which gives back exactly what you used. Simple delay, which makes the clock wait before it counts. Multi-period for tournament schedules. Byo-yomi for go and shogi. Delay and increment are different rules, and you can pick either. Increment banks time when you move fast. Delay never adds anything โ€” it postpones. Most clock apps ship one of them and call it the other. This one names both and lets you choose, with the same clarity in the app that a real tournament clock has. A low time warning you set. Three thresholds in seconds, and they are yours to change. Colour on the panel, a sound, and a vibration โ€” because during a game you are looking at the board, not at the phone. Most clocks give you nothing until the flag falls. The clock counts real seconds. It measures elapsed time, not screen frames. A slow frame never eats your clock, and changing the phone's time or time zone does not move it. If a clock cannot count seconds it is not a clock. The screen never sleeps. Not while a game is running. And a tap with your whole hand counts once, the way you would hit a real clock โ€” not only when exactly one finger lands. When the game ends, it tells you where the time went. Total used, moves, average, the longest think and which move it was, how long you spent under your own warning, and how much you earned back from increment. 24 presets, from bullet to a two-period tournament schedule. Different times per side for handicap games. Pause and arbiter time adjustment. No account. No purchase. Works in airplane mode.

Screenshots

Chess Clock4 screens
Chess Clock3 screens

Verdict

The call

Chess Clock and Chess Clock are too close to call on the numbers: across 5 compared parameters โ€” price, ads, in-app purchases and device support among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Chess Clock versus Chess Clock: the parameters behind the verdict, then further details
ParameterChess ClockChess Clock
PriceFreeFree
Update frequencyMonthlyโ€”
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad โ€” better
Requires iOS17.017.0
Further details โ€” not scored
Size1 MB4 MB
Age rating4+12+
DeveloperAzat GoktasJinwan Kim

In-app purchases

None

Chess Clock

No in-app purchases

None

Chess Clock

No in-app purchases

Questions

Is Chess Clock free?
Chess Clock is free to download, with no in-app purchases.
Is Chess Clock free?
Chess Clock is free to download, with no in-app purchases.
Do Chess Clock or Chess Clock have ads?
Neither Chess Clock nor Chess Clock shows ads.

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