Comparison

Vessel vs HydroProof

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Quick intake logging
  • Advanced hydration analytics
  • Personalized reminders
  • Custom drink creation
  • Private iCloud sync
  • Streak building
Features
Read full description

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.

About

HydroProof

Features
Read full description

HydroProof helps you track exactly what you're drinking – not just how much. Other hydration apps only track total ml. HydroProof tracks your vessels instead: Your water bottle, coffee cup, protein shaker – all at the same time. Update the fill level, and HydroProof automatically calculates how much you drank! Features: - Track multiple vessels simultaneously - Automatic intake calculation from fill levels - Quick gestures: Drink all, Refill, Drink & Refill - Full Apple Health integration – every sip is logged automatically - Apple Watch app with Digital Crown support - iCloud sync across all your devices - Watch Complication for quick access.

Screenshots

Vessel4 screens
HydroProof4 screens

Verdict

The call

The clearest difference is iOS requirement: HydroProof at 18.6 against Vessel's 26.0. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 8 level
Vessel versus HydroProof: the parameters behind the verdict, then further details
ParameterVesselHydroProof
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequency—Every 4 days
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, Apple WatchiPhone, Apple Watch
Requires iOS26.018.6 — better
Further details — not scored
Size20 MB4 MB
Age rating4+4+
DeveloperSri Harish PinnimtiAndre Veltens

In-app purchases

None

Vessel

No in-app purchases

None

HydroProof

No in-app purchases

Questions

Is Vessel free?
Vessel is free to download, with no in-app purchases.
Is HydroProof free?
HydroProof is free to download, with no in-app purchases.
Do Vessel or HydroProof have ads?
Neither Vessel nor HydroProof shows ads.

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