Lock In Timer

Lock In Timer: Focus Timer & Productivity Tracker for Chrome

Stay focused and get more done. Lock In Timer is a sleek side-panel timer that helps you power through work sessions using time-blocking, the Pomodoro Technique, or any focus method that works for you.

Timer Controls
Preset durations at 5, 15, 25, 30, 45, and 60 minutes, plus custom timer lengths up to 999 minutes. Pause, resume, and reset at any time. Name your tasks to stay intentional about what you're working on.

Track Your Progress
Session stats show total sessions completed, focus minutes logged, and daily streaks. Completed task history with timestamps keeps a record of your work. All data saved automatically — nothing lost when you close the panel.

Never Miss a Timer
Audio alert when your session ends. Chrome notification so you notice even from another tab. Visual progress ring counts down in real time.

Designed for Focus
Dark interface that stays out of your way. Runs in Chrome's side panel — no popups, no new tabs. Lightweight and fast, zero external dependencies.

Perfect for students, developers, writers, and anyone who wants a distraction-free focus timer built right into their browser. No account required. No ads. Just lock in.

All for Free:

New in v2.0: Pause and resume, reset button, custom timer lengths, persistent state, session stats and streaks, Chrome notifications.