| Feature |  WaterChamp |  WaterMinder |
|---|---|---|
| Realtime hydrationEstimates when you'll be thirsty again | ✓ | ✕ |
| Beverages in free version | 62 | Water only |
| Caffeine metabolismCurve with future projection | ✓ | ✕ |
| Coffee reminderReminds you before the last coffee deadline | ✓ | ✕ |
| Caffeine, calories and alcohol tracking | ✓ | — |
| Alcohol and BAC estimation | ✓ | ✕ |
| Interactive widgetsTrack hydration and log drinks from homescreen | ✓ | ✓ |
| Apple Watch app | coming soon | ✓ |
| Apple Health sync | ✓ | ✓ |
| Health Connect sync | coming soon | — |
| Apple App Store | ✓ | ✓ |
| Google Play Store | coming soon | ✓ |
| Main focus | Full hydration tracker with advanced metabolism features and caffeine tracking | A basic daily water intake tracker |
Screenshots
WaterChamp
WaterMinder
Common questions
Does WaterMinder work with Health Connect?
Its materials document neither Google Fit nor Health Connect. WaterChamp writes water and caffeine to Apple Health, with Health Connect arriving with its Android app.
Is WaterMinder free?
Water logging is free. Its other drink types unlock by watching an ad or with premium. WaterChamp ships all 62 drinks free.
Does WaterMinder track caffeine?
It counts a daily total with a suggested limit. WaterChamp models how caffeine declines over time and computes a last-chance-for-coffee time.
Does WaterMinder estimate blood alcohol?
No BAC feature is documented. WaterChamp estimates BAC from logged alcoholic drinks with the Widmark formula.
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WaterMinder is a trademark of its owner. Its screenshots come from its public App Store listing, checked 13 August 2026.
