Comparison

HydroTimer vs Time Notes

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

Head to head
About

HydroTimer

Features
Read full description

Water Clock is a smart drinking water health manager app. It helps users establish scientific drinking habits, records daily water intake through an intuitive interface, provides personalized drinking reminders, and generates detailed health data statistics. The app adopts a simple iOS design style, supports users to set personal drinking goals, view historical drinking records and health trend analysis. Through the smart reminder function, it ensures that users replenish water on time and develop good drinking habits, thereby improving their overall health level. The app also provides health advice and drinking knowledge to help users understand the importance of scientific drinking, making health management simple and interesting.

About

Time Notes

Features
Read full description

Time Notes is a versatile diary app designed to capture every precious moment in life. It integrates mood journaling, inspiration recording, and goal planning, becoming a reliable companion for sorting out emotions and managing life. Mood Journaling Record daily moods with text, emojis, or simple sketches. Mark the weather and environment when the mood occurs to form a vivid mood log. Over time, it automatically generates a mood trend chart, helping you better understand your emotional changes and find the factors that affect your mood. Inspiration Recording Seize fleeting inspirations anytime and anywhere. Whether it's a sudden creative idea, a profound insight in reading, or an interesting life detail, you can quickly record it with text, voice, or photos. The app supports keyword tagging, making it easy to search and organize inspirations, turning fragmented thoughts into valuable resources. Goal Planning Set short-term and long-term goals, break them down into actionable steps, and set completion deadlines. The app sends timely reminders to ensure you don't miss important progress nodes. It also records the completion status of each step, showing the goal achievement process intuitively through progress bars and statistics, motivating you to keep moving forward. Time Notes focuses on user experience with a simple and elegant interface and smooth operation. It ensures the security of your records through password protection and data encryption. Let Time Notes witness your growth and accompany you to live a more organized and fulfilling life. Privacy Policy:https://sites.google.com/view/time-notes/privacy-policy EULA:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

HydroTimer3 screens
Time Notes3 screens

Verdict

The call

The clearest difference is update cadence: Time Notes at every 3 months against HydroTimer's every 10 months. 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.

UpkeepUpdate frequency

HydroTimer ships an update every 10 months, Time Notes every 3 months. The most recent releases landed on November 9, 2026 and November 8, 2026 respectively.

Scorecard1 real difference · 5 level
HydroTimer versus Time Notes: the parameters behind the verdict, then further details
ParameterHydroTimerTime Notes
PriceFreeFree
Update frequencyEvery 10 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size2 MB9 MB
Age rating4+4+
DeveloperAurelis LimitedFENGHUI (HK) HOLDINGS LIMITED

In-app purchases

None

HydroTimer

No in-app purchases

None

Time Notes

No in-app purchases

Questions

Is HydroTimer free?
HydroTimer is free to download, with no in-app purchases.
Is Time Notes free?
Time Notes is free to download, with no in-app purchases.
Do HydroTimer or Time Notes have ads?
Neither HydroTimer nor Time Notes shows ads.
Which is updated more often, HydroTimer or Time Notes?
HydroTimer ships an update every 10 months, and Time Notes every 3 months. Most recently, HydroTimer was updated on November 9, 2026 and Time Notes on November 8, 2026.

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