About
Test your timing and precision in this challenging game where you stop a timer exactly on a target number. Compete solo, challenge friends in duels, or play a social deduction game as an imposter.
What's New in StopLight! Stop the Timer Game
1.1
September 11, 2026
Game Center is on: leaderboards and achievements are live. • TOP PLAYERS: see the world's highest-ranked players right inside RANKED, plus your own spot. • Achievements for your first PERFECT, ten PERFECTs, your first online dub, a clean sweep, an imposter escape and 50 games. • Best-average leaderboard for solo grinders.
MoreIn-App Purchases
$7.99
GLITCH Button
Glitched-out animated button skin.
Developer apps
FAQ
What is the main goal of StopLight?
The main goal of StopLight is to stop a running timer precisely on a target number. Achieving a perfect stop within ±5ms earns confetti, screen shake, and bonus points.
Does StopLight have ads?
No, StopLight does not contain advertisements. The app is free to download and play without interruptions from ads.
What are the different game modes in StopLight?
StopLight offers Solo mode for endless rounds, 1v1 Duels against friends or bots, and the social deduction game Imposter for 3-6 players.
Can I play StopLight with friends offline?
Yes, StopLight supports couch play for 1v1 duels on a single phone with split-screen. The Imposter mode can also be played by passing one phone around a party.
How does the Imposter mode work in StopLight?
In Imposter mode, all players except one see a target number. Players take turns running the timer, and then everyone votes to eliminate who they think is the imposter.
Are there any in-app purchases in StopLight?
Yes, StopLight has in-app purchases available for cosmetic items like button skins and LED clock faces. However, some prestigious items like the 24K gold button and PERFECTIONIST clock are earned through gameplay.
What is the age rating for StopLight?
StopLight has an age rating of 4+, making it suitable for a wide range of players.
How often is StopLight updated?
StopLight was last updated on September 11, 2026, with version 1.1. This indicates recent development and potential for future updates.