Vessel vs JustWater
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Vessel
This app helps you track your daily water intake with quick logging and detailed analytics. It offers personalized reminders and custom drink options, all while keeping your data private and accessible for free.
- Quick intake logging
- Advanced hydration analytics
- Personalized reminders
- Custom drink creation
- Private iCloud sync
- Streak building
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Vessel — Water Tracker Hydration apps got greedy. We didn't. Vessel gives you everything the "premium" apps charge for — completely free. No subscriptions. No paywalls. No dark patterns. Just you, your water, and the data to back it up. Track It Log your intake in seconds with Quick Add shortcuts. Hit your daily goal. Build a streak. Then beat it. Know Your Patterns The Analytics tab goes deep — Hydration River, Hourly Heatmap, Sip Tempo, Daypart Energy, Weekend Split, Size Spectrum, Consistency Radar, Monthly Battles and more. This isn't a water counter. It's a full hydration intelligence system. Stay Reminded Set reminders your way — hourly intervals or specific times. Schedule multiple alerts for different drinks. Get notified on your iPhone, your Apple Watch, or both. Independently. Build Your Routine Create custom drinks, set your own pour sizes, and personalize Quick Add so logging feels effortless every single time. Your Data Stays Yours Everything syncs privately via iCloud. On-device. Transparent. Always. Vessel was built on one belief — staying hydrated is basic, and basic should be free. Drink up.
JustWater
This app helps you monitor your daily water consumption. Set personal hydration goals, log various drinks quickly, and view your progress over time. It offers home screen widgets and syncs with Apple Health for comprehensive wellness tracking.
- Daily water intake tracking
- Custom drink logging
- Home Screen widgets
- Apple Health sync
- Goal completion statistics
- Local hydration reminders
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JustWater is a simple and calm hydration tracker for iPhone. Set a daily hydration goal, quickly log water and other drinks, review your history, use Home Screen widgets, sync your entries with Apple Health, and track how consistently you reach your goal. Features: - Daily water intake tracking - Quick add buttons - Custom drink entries - Drink type selection - Daily goal calculator - History by day, week, month, and year - Goal completion statistics - Home Screen widgets - Apple Health sync - ml and fl oz support - Local hydration reminders - Light, dark, and system appearance modes - English and Russian localization JustWater is designed for general wellness tracking and is not medical advice. Your data stays on your device. JustWater does not require an account and does not use ads, analytics, or tracking.
Screenshots
Verdict
The clearest difference is ratings volume: Vessel at 4 against JustWater's 1. JustWater's advantage is iOS requirement (17.0 vs 26.0). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Vessel against 5.0 for JustWater. Both are backed by a comparable volume of ratings — 4 and 1 respectively.
| Parameter | Vessel | JustWater |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (1 ratings) |
| Number of ratings | 4 — better | 1 |
| Update frequency | — | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, Apple Watch — better | iPhone |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Sri Harish Pinnimti | Aleksandr Kazanskii |
Customer experience
Vessel
JustWater
In-app purchases
Vessel
No in-app purchases
JustWater
No in-app purchases









