TimerHub
In-depth reviewTimerHub provides free online timers, including countdown timers, a stopwatch, and a focus timer. Users can set custom durations from one second to 24 hours with an alarm. It offers quick access to popular timers like 5-minute and 30-minute options, and includes shareable countdowns for events.

TimerHub, as it opens in a browser tab.
Not sure how to add TimerHub to your home screen? Step-by-step for Chrome, Safari, Firefox and Edge — it takes about ten seconds, and there is no app store involved.
Own TimerHub? Have us re-run this measurement — we open it in a real browser, cut the network, and send you what survived.
How to install TimerHub as a PWA
Screenshots
Why we recommend TimerHub
TimerHub stands out for its comprehensive range of timer functionalities, from simple countdowns to specialized options like Pomodoro and interval timers. The platform offers a clean, ad-free experience with no sign-up required, enhancing user accessibility. Unique features like shareable countdowns for events, '10 Second Challenge' and 'Reaction Time Test' games, and a Group Pomodoro room for collaborative study make it versatile. The ability to customize timers with optional rain or brown noise, and a fullscreen display, further improves its utility for various personal and group needs. It even includes specific timers with music and ambient sounds, and classroom-focused visual timers.
Best use cases
Best for: Individuals needing quick access to various timers for daily tasks, studying, or work. Ideal for students and professionals using the Pomodoro technique or group study rooms. Excellent for managing events with shareable countdowns, or for teachers utilizing visual and classroom timers. It's also suitable for those looking for simple, engaging mini-games to test reflexes or timing skills.
Honest limitations
While TimerHub offers extensive timer functions, it is not designed as a full-fledged project management tool or a complex scheduling application. Its focus is strictly on timing utilities, without features like task lists, reminders, or integrations found in broader productivity suites. There is no account system for saving personalized timer configurations across devices, which might be a limitation for power users seeking deeper customization and synchronization.
Are you the maker of TimerHub? Claim this listing →
Similar to TimerHub

A flexible online Pomodoro Technique timer that breaks work into intervals, traditionally 25 minutes long, separated by short breaks. Students, remote workers, and anyone prone to distraction can use it to structure focused work sessions directly in the browser without installing a dedicated timer app.
An open-source clock app for the browser that bundles a timer, stopwatch, and alarms, with customization options so you can make the app your own. It mirrors the core features of a phone's built-in clock in web form. Useful for anyone who wants timing tools in a browser, and open for developers to inspect.

A Pomodoro timer delivered as a progressive web app and built with React. It helps users structure work into timed focus sessions followed by short breaks, following the Pomodoro Technique. Suited to students and knowledge workers who want a simple browser-based timer they can install like an app.

Distraction-free Pomodoro timer that lives in your browser. Customizable work/break intervals, offline-capable, installs as a PWA. No sign-up, no upsells. The timer keeps counting in a background tab, so switching windows does not silently reset the session.
MossyMind is an ADHD-friendly daily planner and focus app designed to help with tasks, habits, goals, journaling, and quotes. It offers a calmer environment for seeing the day, choosing a move, and returning after interruptions, focusing on executive-function friction.
Meditate is a free and open-source meditation timer delivered as a Progressive Web App. It focuses on a single job, timing your meditation sessions, without extra clutter. Suited to anyone building a regular mindfulness practice who wants a lightweight timer that runs in the browser.
Own a PWA? See the listing options — standard submission is free.