4 Hour Timer
A free online 4-hour timer. Perfect for half-day work blocks, slow cooking, or long-distance travel.
4:00:00
Half-day timing with a 4-hour timer
Four hours represents exactly half of a standard workday. It's the perfect way to measure large chunks of productivity or track long, slow-moving processes in the background.
Popular use cases
- Tracking a half-day 'deep work' block without interruptions.
- Slow-smoking BBQ or braising meats.
- Managing time during long-distance drives or flights.