Comparison

Uru vs Flow

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

Head to head
About

Uru

This app helps you monitor your daily, weekly, and overall water consumption through a clean and intuitive interface. Visualize your progress with a filling hydration ring and background gradient as you meet your goals. It offers customizable tracking and supports both metric and imperial units.

Highlights
  • Visual hydration ring and background gradient
  • Customizable daily goals and stats
  • Metric and imperial unit support
  • Privacy-focused, no tracking
  • Local data storage
  • Optional in-app purchase tip
Features
Read full description

STAY HYDRATED Uru is a simple hydration tracker that helps you track your daily, weekly, and all-time water intake with a minimal and easy-to-use interface. - Watch the background gradient and hydration ring fill throughout the day as you reach your hydration goals! - Automatic iCloud sync - A simple UI updated for Liquid Glass - Quick hydration tracking with customizable goals and stats at a glance - Choose between customary (fluid ounces) or metric (milliliters) units - Privacy-focused with no tracking of any kind; your data is **your** data - No subscription needed: all data is stored locally or (coming soon) automatically synced with CloudKit - Optionally consider leaving a tip (as an in-app purchase) if you would like PERFECT FOR: - People who forget to drink water (so...everyone?) - Health enthusiasts tracking their daily intake - Anyone who appreciates a well-designed app - Folks who need that little dopamine hit of seeing progress bars fill up - Metric and imperial unit converts living in harmony WHAT YOU WON'T FIND: - Nagging notifications (optional in future updates, maybe) - Complicated features you'll never use - Seven different subscription tiers (instead: NO subscriptions) - Ads for other apps - A cartoon water drop character with googly eyes (tempting, but no) *** Remember: your body is approximately 60% water. Uru helps you keep it that way, not turn into a raisin. Download Uru today and join the (well-hydrated) club.

About

Flow

Features
Read full description

LOG YOUR WATER INTAKE Track every glass, bottle, or cup with just a tap. Custom drink sizes or quick presets. Never forget to hydrate with smart notifications throughout the day. PERSONALIZED HYDRATION GOAL Set your daily target based on your weight and activity level. Adjust anytime. The app adapts to your needs, not the other way around. WATCH YOUR PROGRESS Build hydration streaks and celebrate consistency. Detailed stats show your weekly intake, best days, and trends over time. Stay motivated with visual progress tracking. APPLE HEALTH & APPLE WATCH Sync water intake to Apple Health automatically. Log drinks straight from your wrist with full Apple Watch support. SMART REMINDERS Never miss a sip. Customizable notifications keep you on track without being annoying. Set your schedule, we'll handle the rest. PRIVACY FIRST All your data stays on your device. Export anytime. No account required. PAY ONCE, YOURS FOREVER No subscriptions, no ads, no in-app purchases. One price, unlimited hydration.

Screenshots

Uru4 screens
Flow4 screens

Verdict

The call

The clearest difference is price: Uru at Free against Flow's $3.99. Flow's advantage is in-app purchases (none vs 3) and update cadence (every 5 days vs every 4 months). On ads 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

Uru is free to download; Flow costs $3.99 up front. Uru sells 3 one-off in-app purchases. Flow asks for nothing beyond the download.

UpkeepUpdate frequency

Uru ships an update every 4 months, Flow every 5 days. The most recent releases landed on September 14, 2026 and October 1, 2026 respectively.

Scorecard4 real differences · 6 level
Uru versus Flow: the parameters behind the verdict, then further details
ParameterUruFlow
PriceFree — better$3.99
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 4 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS26.016.2 — better
Further details — not scored
Size14 MB40 MB
Age rating4+4+
DeveloperRichard L Zarth IIILOKRIS

In-app purchases

3 purchases

Uru

One-time3
  • Small Tip$0.99
  • Medium Tip$2.99
  • Large Tip$9.99
None

Flow

No in-app purchases

Questions

Is Uru free?
Uru is free to download, with in-app purchases available.
Is Flow free?
Flow costs $3.99, with no in-app purchases.
Do Uru or Flow have ads?
Neither Uru nor Flow shows ads.
Which is updated more often, Uru or Flow?
Uru ships an update every 4 months, and Flow every 5 days. Most recently, Uru was updated on September 14, 2026 and Flow on October 1, 2026.

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