Aion Chess Clock vs Chess Clock

AION — Where Every Second Matters Whether you're battling in a tournament hall or facing off with friends, Aion delivers the precision and elegance your game deserves. BUILT FOR CHAMPIONS • Blitz, Rapid, Classical — all your favorite time controls, ready to go • Custom presets for your unique play style • Increment support (Fischer timing) • Move counter to track your progress DESIGNED TO IMPRESS • Stunning dark interface that looks incredible in any lighting • Buttery-smooth animations • Crystal-clear display — see your time at a glance • Low-time warnings so you never lose on time again PLAY YOUR WAY • Haptic feedback you can feel • Sound effects that don't distract • Auto table mode — lay your phone flat and play • Works with Bluetooth controllers for hands-free operation No ads. No distractions. Just you, your opponent, and the ticking clock. Download Aion. Time your moves. Claim your victory.

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.