1,182+ free time tools — timers, countdowns, breathing, fitness & more.
Braun-inspired minimal design. No sign-up. No ads.
Timerjoy is a free collection of 1,182+ pages of time tools across 37 categories — from simple countdown timers to breathing exercises, fitness timers, chess clocks, and astronomy trackers. Built with a Braun/Dieter Rams-inspired design system. Every tool works instantly in the browser — no accounts, no downloads, no ads.
- Online Timer — presets from 1 second to 12 hours
- Visual Timer — color-coded circular countdown
- Classroom Timer — full-screen for teachers
- Pomodoro Timer — focus/break cycles
- Hourglass Timer — animated sand timer
- Stopwatch — with lap tracking
- Embed Timers — embeddable widgets for any website
- Breathing Timer — Box Breathing, 4-7-8, Wim Hof, and more
- Meditation Timer — with interval bells
- Fitness Timer — HIIT, Tabata, custom intervals
- Boxing Timer — round/rest structure
- Fasting Timer — 16:8, 18:6, OMAD protocols
- Chess Timer — multiple time controls
- Tea Timer — with gongfu mode
- Cooking Timer — multi-timer for recipes
- Egg Timer — soft, medium, hard boiled
- Tooth Brushing Timer — quadrant guide
- Contraction Timer — track frequency & duration
- Exam Timer — SAT, ACT, GRE, MCAT sections
- Study Timer — focused study sessions
- Holiday Countdowns — 64 holidays (Christmas, Ramadan, Diwali, and more)
- Date Calculator — days between dates, add/subtract
- Calendar — monthly view with holidays
- How Old Am I — exact age in years, months, days
- Life Stats — heartbeats, breaths, meals since birth
- Test Dates — SAT, ACT, AP, GRE, MCAT schedules
- Long Weekends — 2025–2026 planner
- World Clock — 20+ major cities
- Time Zone Converter — interactive map for 50 US states
- Sunrise & Sunset — 348 US cities
- Moon Phases — current phase + monthly calendar
- Astronomy Events — eclipses, meteor showers, planetary events
- Daylight Saving Time — schedule + history
- Caffeine Calculator — half-life tracker for coffee, tea, energy drinks
| Technology | |
|---|---|
| Framework | Next.js 16 (App Router, Static Generation) |
| Language | TypeScript |
| Styling | Tailwind CSS + custom Braun design system |
| Deployment | Vercel (Edge, auto-deploy from Git) |
| Pages | 1,182+ statically generated |
- Custom timer presets (save your own timers)
- PWA support (install as app)
- Sound themes (nature, minimal, classic)
- More international holidays
- Multi-language support
- API for developers
Found a bug? Have a feature request? Open an issue — feedback is always welcome.
MIT — free to use, modify, and distribute.