| Feature |  WaterChamp |  Plant Nanny |
|---|---|---|
| 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 plant-growing game fed by logging water, not a typical hydration tracker |
Screenshots
WaterChamp
Plant Nanny
Common questions
Is Plant Nanny a real hydration tracker?
It is a plant-growing game fed by logging water. For measurement, WaterChamp tracks 62 drinks with hydration, caffeine, alcohol and calorie values.
Can Plant Nanny track coffee or other drinks?
Its help centre says the app records water only. WaterChamp has 62 drinks built in, free.
Does Plant Nanny track caffeine?
No. WaterChamp models the caffeine curve and computes a last-chance-for-coffee time.
Does Plant Nanny sync with Health Connect?
Health Connect is not mentioned in its listings. WaterChamp writes water and caffeine to Apple Health, with Health Connect arriving with its Android app.
More comparisons: Plant Nanny vs Waterllama · Plant Nanny vs WaterMinder · Plant Nanny vs Drink Water Reminder · all comparisons
Plant Nanny is a trademark of its owner. Its screenshots come from its public App Store listing, checked 13 August 2026.
