About scTimer

scTimer is a professional speedcubing timer for Rubik's Cube enthusiasts and competitive speedcubers. It combines accurate timing, comprehensive statistics, and support for official World Cube Association (WCA) events in one customizable workspace.

Professional timerHigh-precision timing, inspection, penalties, spacebar, touch, and Stackmat support.

Official scramblesAuthentic WCA scrambles with puzzle visualization for supported events.

Statistics trackingAverages, personal bests, trends, solve history, and detailed analysis.

Session managementOrganize practice by event type, custom sessions, or categories.

Import and exportBack up and restore solve history whenever you need.

Algorithm databaseExplore cubing algorithms with visual learning tools.

Data and privacy

Local storage: solves, statistics, and preferences stay on your device by default. You decide whether to use a cloud feature.

Cloud sync: signed-in accounts can synchronize selected data across their signed-in devices through the scTimer backend.

Site analytics: scTimer uses Google Analytics for aggregate site usage. Solve data stays private unless you choose to sync or share it through a feature.

Read the full details in our Privacy Policy.

Install as an app

scTimer is a Progressive Web App (PWA). Install it from your browser for an app-like experience that can continue to work offline.

Open scTimer at the root timer page, then use your browser's install or “Add to Home Screen” option. Installation is available in Chrome, Safari, and other modern browsers when supported.

App tour

New to scTimer? The guided app tour introduces the timer, event selection, statistics, settings, and the most useful workflows. Open the timer and choose App Info from the Apps menu to start or restart it.

Keyboard shortcuts

These desktop shortcuts mirror the current App Info panel.

Timer controls

SPACEBARStart timer

ANY KEYStop timer

ESCCancel inspection and close modals

Navigation and actions

GGenerate new scramble

LToggle solve times list

SOpen settings

EEdit current scramble

CCopy scramble

AOpen detailed statistics

Display toggles

VToggle puzzle visualization

BToggle statistics display

DToggle dark mode

IToggle WCA inspection

Penalty management

CTRL+1Remove recent penalty

CTRL+2Add +2 to recent solve

CTRL+3Add DNF to recent solve

CTRL+ZDelete recent solve

Session management

CTRL+QEmpty current session

CTRL+XExport current session

ALT+NCreate a new session

Event switching

ALT+2-72x2x2 through 7x7x7

ALT+PPyraminx

ALT+MMegaminx

ALT+CFTO

ALT+SSkewb

ALT+1Square-1

ALT+F3x3x3 FMC

ALT+O3x3x3 OH

BLD events

ALT+CTRL+33x3x3 BLD

ALT+CTRL+44x4x4 BLD

ALT+CTRL+55x5x5 BLD

ALT+CTRL+63x3 MBLD

Mobile gestures

Swipe downDelete recent solve

Swipe upOpen the quick comment or reconstruction modal

Swipe leftLTR: new scramble; RTL: times list

Swipe rightLTR: times list; RTL: new scramble

Double click the scrambleCopy the current scramble

Press and hold the scrambleEdit the current scramble

Key features

Professional TimerWCA-style timing with inspection mode.

All WCA EventsSupport for official WCA puzzle events.

Advanced StatisticsDetailed analytics with ao5, ao12, and ao100.

Official ScramblesWCA-standard scrambles with 2D visualization.

Multilingual20+ languages with right-to-left support.

Cloud SyncCross-device synchronization through scTimer.

Contact and support

Need help, want to report an issue, or have a feature request? We are here to help.

Support: support@sctimer.com
Website: sctimer.com
Developer: M-TAG96