Comparison

Water Note vs HydroRing

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

Head to head
About

Water Note

Features
Read full description

Water Note is a simple app to track and manage your daily water intake. FEATURES - One-tap Recording Quickly log your water intake with preset buttons (200ml, 350ml, 500ml) or enter a custom amount. - Visual Progress See your daily intake and goal achievement at a glance. - Statistics View weekly and monthly charts to track your hydration trends. - Reminders Set notifications to remind you to drink water throughout the day. - Customizable Goals Set your own daily water intake target. PERFECT FOR - Anyone wanting to build healthy hydration habits - People starting their health journey - Those looking for a simple tracking app - Anyone trying to drink more water PRIVACY All data is stored locally on your device. No data is sent to external servers. [Premium Subscription] - Premium plan (monthly): ad-free experience, unlimited reminders, button customization - Payment will be charged to your Apple ID account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period - You can manage and cancel your subscriptions in Settings > Apple ID > Subscriptions Privacy Policy: https://appstake35.github.io/water-note-lp/privacy-policy-en.html Terms of Use: https://appstake35.github.io/water-note-lp/terms-en.html

About

HydroRing

Read full description

Tap once to log a drink and watch your ring fill up. See how much water you've had today at a glance. A simple hydration tracker that's easy to stick with, even on busy days. KEY FEATURES - One-tap logging: set your favorite amounts as buttons, or enter a custom amount - Progress ring: turns gold when you go past your goal - See how much is left to reach today's goal - Choose what you're drinking (water, tea and more) - Confetti and haptics when you hit your goal - Daily streaks and 13 badges to earn - Calendar view of your past days - Weekly chart, average intake, goal days and best streak - Reminder notifications at the times you choose - Daily goal from 500 ml to 5000 ml - Switch between ml and oz - Available in English and Japanese GREAT FOR - Anyone who gets busy and forgets to drink water - Building a daily water habit - Seeing how coffee and tea fit into your day - People who gave up on trackers that ask for too much input - Staying on top of your water intake in hot or dry weather PRIVACY - No account needed - Your logs are stored only on your iPhone or iPad and are never sent to a server - No tracking - To show our other apps, the app reads public App Store information (your logs are never sent) PLEASE NOTE HydroRing is a wellness app for logging everyday drinks. It is not a medical device or a medical app. Please talk to a doctor or other qualified professional about your health.

Screenshots

Water Note3 screens
HydroRing4 screens

Verdict

The call

The clearest difference is ads: HydroRing at none against Water Note's shown. Water Note's advantage is update cadence (weekly vs every 6 weeks) and iOS requirement (13.0 vs 16.0). On price, 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. Water Note sells 1 in-app purchase, starting at $1.99 per month and HydroRing sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Water Note ships an update weekly, HydroRing every 6 weeks. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 3 level
Water Note versus HydroRing: the parameters behind the verdict, then further details
ParameterWater NoteHydroRing
PriceFreeFree
Update frequencyWeekly — betterEvery 6 weeks
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size42 MB2 MB
Age rating4+4+
DeveloperTAKERU YAMASHITAtorankirite

In-app purchases

1 purchases

Water Note

Subscriptions1
  • Premium Plan$1.991 Month
1 purchases

HydroRing

One-time1
  • HydroRing Premium$3.99

Questions

Is Water Note free?
Water Note is free to download, with in-app purchases available.
Is HydroRing free?
HydroRing is free to download, with in-app purchases available.
Do Water Note or HydroRing have ads?
Water Note shows ads; HydroRing does not.
Which is updated more often, Water Note or HydroRing?
Water Note ships an update weekly, and HydroRing every 6 weeks. Most recently, Water Note was updated on October 13, 2026 and HydroRing on October 17, 2026.

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