Chess Clock Plus vs Chess Clock by ChessRank

ChessClock is a professional digital chess clock app for iOS that provides a modern, customizable timing solution for chess games. It features multiple time formats (Blitz, Rapid, Classical, and Custom), sound alerts, haptic feedback, and customizable player colors. Players can tap their clock to make moves, with automatic increment handling and move counting. The app includes comprehensive settings for time control, player names, and sound preferences, making it suitable for both casual and competitive chess play.

ChessRank Chess Clock A professional, full-featured chess clock for serious players — tournament-ready, beautifully designed, and completely offline. CORE FEATURES 14 Built-In Time Controls From bullet to classical — 1 min, 1+1, 2+1, 3 min, 3+2, 5 min, 5+5, 10 min, 15+10, 20 min, 30 min, and delay-based presets (5+5s delay, 25+5s delay, 90+30s delay). One tap to select, one tap to start. Custom Time Controls • Simple mode — set hours, minutes, seconds, increment, and delay • Advanced mode — build multi-stage time controls (like FIDE classical: 40 moves in 2 hours, then 1 hour to finish), with per-player independent settings • Supports Fischer, Bronstein, and Delay timing modes Dual Orientation • Vertical — standard portrait mode • Horizontal Left / Right — sit across the board, each player reads their time right-side up Smart Display • Active player glow with animated pulse • Tenths-of-a-second precision under 10 seconds • Color-coded urgency — orange under 20 seconds, red under 10 • Move counter and stage tracker for advanced presets Sound & Feedback • Toggle sound effects and haptic feedback • 20-second warning alert before flag fall • Custom audio cues for tap, pause, time out, and trainer Chess Time Trainer Improve your time management: • Per-player reminder intervals (5s, 10s, 15s, 30s, 60s, or custom) • A visual pulse on your clock when you should be deciding • Separate intervals for Player 1 and Player 2 Game History & Statistics Every game is automatically saved with: • Total duration, moves, and pause time • Per-player stats — total thinking time, average move time, fastest and longest think • Move-by-move timeline of how long each player spent on every turn • Clock-derived accuracy, computed from the clock itself • Bulk delete or clear all history Personalization • 5 theme colors — Purple, Blue, Green, Orange, Rose • Restore all default time controls with one tap Offline & Lightweight • No internet required to play • All data stored locally on your device • Send feedback directly from the app when you're online Designed for Real Games • Pause anytime — adjust either player's clock during a pause • Auto-saves unfinished games so you never lose progress • Keeps the screen awake during active games ChessRank Chess Clock — built for the board, not the browser.