Watch Hydration vs Sippy
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Watch Hydration
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Log water intake to HealthKit straight from your wrist! Watch Hydration is a free, simple watchOS app which enables you to quickly enter an amount of liquid and log it straight to HealthKit. Select the cup to choose different liquids, each with their own modifier to ensure you reach your goal. Easily update your goal, and check your progress for the day. Simple, optional, notifications which let you know if you managed to hit your goal or not yesterday.
Sippy
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Sippy makes staying hydrated the easiest habit on your wrist. Open the app and you see your day as a glass filling with water: live, animated, and weirdly satisfying. Log a drink in one tap, glance at your progress from your watch face, and let smart reminders handle the rest. WHY IT WORKS - Your day is a glass: an animated water level shows exactly where you stand, with bubbles and all - One-tap logging: your own serving first, then glass, cup and bottle, or any amount you like - Ounces or millilitres: Sippy picks the unit for your region, and you can switch any time - Smart reminders: spread through your active hours, scheduled days ahead, quiet once you hit your goal, and stopped before bedtime, with Log and Snooze right on the notification - Hey Siri, log a drink in Sippy: hands free, and works with the Action button and Shortcuts - Coffee, tea, sparkling, milk and juice count at their hydration value, so you are never guessing - Apple Health: every drink can be added as water, so it shows on your iPhone without an iPhone app - A complication that says more: your next reminder, and whether you are on pace, in the Smart Stack when you fall behind - Streaks that motivate: hit your goal, grow the flame, and keep it with one streak freeze a week - Your month at a glance: a 30-day grid shows goal days, near misses, and rest days honestly MADE FOR THE WRIST Sippy is a true standalone watchOS app. No iPhone app required, no account, no setup beyond three quick questions. PRIVATE BY DESIGN Everything stays on your watch. No accounts, no analytics, no ads. Sippy never sees your data, and there is nothing to sign up for. FREE Every feature, free. No subscription, no in-app purchases, no ads.
Verdict
The clearest difference is update cadence: Watch Hydration at every 3 weeks against Sippy's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Watch Hydration ships an update every 3 weeks, Sippy every 2 months. Both last shipped on October 7, 2026.
| Parameter | Watch Hydration | Sippy |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks โ better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Requires iOS | 17.6 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 2 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Chatting | XL Concepts |
In-app purchases
Watch Hydration
No in-app purchases
Sippy
No in-app purchases









