Online Alarm Clock
An online alarm clock: pick a time of day and it rings with a sound and an optional notification when your device clock reaches it, showing a live countdown until then. Runs in your browser tab.
Read the full guide to this tool
Notes
- The alarm uses your device’s own clock and time zone; keep the tab open for it to ring.
- Allow notifications if you want an on-screen alert as well as the sound.
- Everything runs locally in your browser; nothing you enter is sent to any server.
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