Comparison

SHOTIMER vs Chess Clock

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

SHOTIMER

Features
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SHOTIMER is a game clock app that announces your remaining time by voice. Use it for chess, shogi, Go — any two-player board game. "3 minutes left." "50 seconds… 1, 2, 3…" Leave the countdown to the character voices and keep your eyes on the board. It couldn't be simpler: make your move, then tap your side. Place your phone or tablet next to the board and you're ready for a serious match. ■ Voices for the countdown - Zundamon - Shikoku Metan - Hiroyuki - Buzzer / ECG - Mute and random options available ■ Six time controls - Sudden Death - Byoyomi - Main Time + Byoyomi - Fischer (the increment system used in official chess events) - NHK Cup Style (byoyomi with extra thinking time) - Canadian (used in Go: play a set number of moves within a set time) Main time and seconds are fully adjustable — from official tournament rules to casual blitz. ■ Features that support your game - "Per side" mode: set time and voice separately for each player - "Enlarge active side": the running player's area grows, making it easier to tap - Landscape display support — comfortable on iPad and tablets - Choose which player presses the button to start the game ■ 12 themes from traditional Japanese colors Sumi ink, iron navy, navy, hanada blue, blue-green, bamboo green, ochre, persimmon, crimson, peony, wisteria and dark brown — match your mood. ■ Available in 8 languages Japanese, English, Chinese (Simplified / Traditional), Spanish, French, Portuguese and Arabic At the club, with friends, or at home with family — SHOTIMER keeps time for your games.

About

Chess Clock

Features
Read full description

The chess clock built for real play. Whether you're grinding one-minute bullet online prep, running a tournament arbiter's floor, or teaching a kid how to press their first clock — Chess Clock has the time control you need, and gets out of your way while you use it. •••••••••••• EVERY TIME CONTROL THAT MATTERS • Bullet: 1 min, 2 min • Blitz: 3+0, 3+2, 5+0, 5+3 • Rapid: 10, 15+10, 25+10 • Classical: 30, 60, 90+30 • FIDE Classical: 40 moves in 90 minutes + 30 in 30 minutes + SD in 15 minutes + 30-second increment from move 1 — the World Championship spec, implemented exactly • Armageddon • Hourglass mode • Go and Shogi: byo-yomi periods with FIDE-correct consumption • Scrabble presets • 17 built-in presets across 7 categories •••••••••••• TOURNAMENT-ACCURATE Fischer increment, Bronstein delay, US/Simple delay, Japanese byo-yomi, Canadian overtime, hourglass, and multi-stage transitions — all FIDE-correct. Move-by-move state persists across every action, and you can undo the last press if you fat-fingered a tap. •••••••••••• BUILT FOR THE TABLE • Two big edge-to-edge tap zones — nothing to miss under match pressure • Flat-on-table mode rotates the opponent's clock so both players read face-up • Monospaced digits, tenths of a second in the last 20s • Six visual skins: Classic B&W, Wood, DGT green LCD, Tournament navy & gold, Neon, Midnight — pick one per match • Voice announcements at 60s / 30s / 20s / 10s / 5-4-3-2-1 • Live Activity keeps the clock on your Lock Screen and in the Dynamic Island •••••••••••• MOVE HISTORY & ANALYTICS Every press is logged with its duration. When the match ends, review: • The full move timeline with per-move deltas • Per-side stats: moves, total time, average, longest think • Cross-match analytics: your play streak, average move time, longest think ever, time-trouble rate, wins as White vs Black • Export as PGN with clock annotations for Lichess, SCID, ChessBase • Or export as CSV or JSON for your own analysis •••••••••••• BROADCAST & SPECTATE Tap share to generate a 6-digit code. Anyone with the code can watch your match live from iPhone, iPad, Mac, or the web at chessclock.app — clocks sync in real time. Two-code model: give the edit code to your opponent, the view code to spectators. •••••••••••• DESIGNED FOR SERIOUS PLAY • iPhone, iPad, macOS, visionOS • Landscape and portrait supported • Native SwiftUI — buttery, low-latency • No ads, no accounts, no distractions Chess Clock is a passion project by a chess player, for chess players. Feedback and feature requests are always welcome — tap Send Feedback in Settings.

Screenshots

SHOTIMER4 screens
Chess Clock4 screens

Verdict

The call

The clearest difference is device support: SHOTIMER at 3 against Chess Clock's 1. SHOTIMER also leads on iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

Scorecard2 real differences · 4 level
SHOTIMER versus Chess Clock: the parameters behind the verdict, then further details
ParameterSHOTIMERChess Clock
PriceFreeFree
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size40 MB23 MB
Age rating4+4+
DeveloperYuki MaitaniIdeas All Day Ltd.

In-app purchases

None

SHOTIMER

No in-app purchases

None

Chess Clock

No in-app purchases

Questions

Is SHOTIMER free?
SHOTIMER 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 SHOTIMER or Chess Clock have ads?
Neither SHOTIMER nor Chess Clock shows ads.

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