Comparison

Drink Water vs Fast

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

Head to head
About

Drink Water

This app helps you track your daily water intake and provides reminders to stay hydrated. It calculates your recommended water consumption based on your weight and offers insights into the benefits of drinking water for overall health.

Highlights
  • Personalized water intake calculation
  • Customizable hydration reminders
  • Weekly and annual consumption history
  • Information on water's health benefits
  • Calculates needs based on weight
Features
Read full description

Drinking enough water is the easiest healthy habit to start — and the easiest to forget. Water Reminder keeps it simple: log a glass in one tap, watch the wave fill your screen, and get a nudge when it is time to drink. WHY YOU WILL LIKE IT • One tap to log — 180 ml, 300 ml, 500 ml, 1 L or any amount you choose • A daily goal calculated from your weight, or set your own • Smart reminders spread across your day, from when you wake up to when you go to bed • A full-screen wave that fills as you drink, so you see your progress at a glance • Week and month history to spot the days you fell behind • Works in ml or fl oz, kg or lb PRIVATE AND OFFLINE Your history stays on your device, encrypted. No account, no sign-up, no cloud. LIGHT AND FOCUSED No clutter, no endless menus. Open the app, tap a glass, close it. That is the whole thing. Note: the suggested goal is based on body weight and is a general guideline, not medical advice. Ask your doctor if you have specific needs.

About

Fast

Features
Read full description

Fasting Timer is a simple app for tracking fasting time. Use the countdown timer to start fasting and monitor progress. The app also lets you log water intake for proper hydration.\n\nWith history and stats, you can review past fasting sessions and analyze progress. Ideal for those building a fasting habit or focusing on health management.\n\nDesigned with simplicity and intuitive controls, anyone can use it easily. Start fasting today with this app for seamless tracking.

Screenshots

Drink Water4 screens
Fast3 screens

Verdict

The call

The clearest difference is in-app purchases: Drink Water at none against Fast's 2. Drink Water also leads on ads (none vs shown). Fast's advantage is update cadence (every 12 months vs every 34 months) and iOS requirement (13.0 vs 15.0). On price 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. Fast sells 2 in-app purchases, starting at $4.99 per month. Drink Water asks for nothing beyond the download.

UpkeepUpdate frequency

Drink Water ships an update every 34 months, Fast every 12 months. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

Scorecard4 real differences · 5 level
Drink Water versus Fast: the parameters behind the verdict, then further details
ParameterDrink WaterFast
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 34 monthsEvery 12 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size30 MB74 MB
Age rating+44+
DeveloperMarlon Souzakota tada

In-app purchases

None

Drink Water

No in-app purchases

2 purchases

Fast

Subscriptions2
  • Ad-free for 1 month7 Days trial$4.991 Month
  • Ad-free for 1 year14 Days trial$49.991 Year

Questions

Is Drink Water free?
Drink Water is free to download, with no in-app purchases.
Is Fast free?
Fast is free to download, with in-app purchases available.
Do Drink Water or Fast have ads?
Fast shows ads; Drink Water does not.
Which is updated more often, Drink Water or Fast?
Drink Water ships an update every 34 months, and Fast every 12 months. Most recently, Drink Water was updated on September 11, 2026 and Fast on September 9, 2026.

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