Water Reminder by Cactus by TrainRBoost

Staying hydrated shouldn't require an app on your phone. This lightweight extension lives in your browser toolbar and sends gentle reminders throughout the day.

FEATURES

Quick-log buttons: 150ml, 250ml, 350ml, 500ml — one click to log
Visual progress ring with daily goal tracking
Configurable reminder intervals (every 15 to 180 minutes)
Browser notifications to nudge you gently
Daily history with automatic midnight reset
No account, no ads, no data collection
Whether you're deep in a coding session or back-to-back in meetings, a small reminder can make a big difference.

Built by the team behind Cactus — the friendly water reminder app for your phone.