Timerjoy is a free collection of 1,200+ online tools - timers, countdowns, stopwatch, breathing exercises, fitness & boxing timers, chess clocks, tea timers, meditation, fasting tracker, caffeine calculator, sunrise/sunset for 348 cities, moon phases, world clock, age calculator, and more. Built with Next.js 16, inspired by Dieter Rams. No sign-up, no ads, completely free.