Best Free Hydration App

248+ iOS apps curated and reviewed

4.8 avg rating
20 free apps
Updated October 2026

With an average user rating of 4.8★, the free hydration app category is one of the App Store's strongest. Browse all 248+ apps we track, sorted so the most loved ones surface first.

Compare top Free Hydration App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Drink water: Drinking reminderDrink water: Drinking reminderFree4.6★ (23K)YesYesNov 2026
2waterdrop® Hydration Appwaterdrop® Hydration AppFree4.8★ (782)NoNoOct 2026
3Plant Nanny Cute Water TrackerPlant Nanny Cute Water TrackerFree4.7★ (107K)YesYesNov 2026
4Water tracker WaterllamaWater tracker WaterllamaFree4.9★ (164K)NoYesNov 2026
5Hydrate AppHydrate AppFree5.0★ (3)NoYesOct 2026
6Water Reminder - Daily TrackerWater Reminder - Daily TrackerFree4.7★ (79K)NoYesNov 2026
7Drink Water Reminder N TrackerDrink Water Reminder N TrackerFree4.5★ (152K)YesYesNov 2026
8Water tracker hydration DailyWater tracker hydration DailyFree—NoNoMay 2026

Top Picks for Free Hydration App

4.6😊(23K ratings)
FreeAdsIn-App Purchases
Drink water: Drinking reminder screenshot 1
Drink water: Drinking reminder screenshot 2
Drink water: Drinking reminder screenshot 3
Drink water: Drinking reminder screenshot 4
Drink water: Drinking reminder screenshot 5
Drink water: Drinking reminder screenshot 6

This app helps you track your daily water intake and reminds you to drink regularly. It calculates your personalized daily water goal based on your gender and weight, and offers features like a diverse drink menu and smart reminders to help you build healthy hydration habits.

What We Love

  • 👍 Easy to use
  • 📊 Helpful visual tracking
  • 🔔 Useful reminders
  • 💧 Tracks variety of drinks
  • 🆓 Free app with no in-app purchases

Room to Improve

  • 📢 Intrusive ads
  • 🔍 Limited customization options
  • 🤖 Inconsistent notification times
  • 🔢 Decimal-based input instead of whole numbers
waterdrop® Hydration App#2

waterdrop® Hydration App by Waterdrop Microdrink GmbH

Drinking water – the easy way.
Strong Contender
💪 Health & Fitness
4.8😊(782 ratings)
Free
waterdrop® Hydration App screenshot 1
waterdrop® Hydration App screenshot 2
waterdrop® Hydration App screenshot 3
waterdrop® Hydration App screenshot 4
waterdrop® Hydration App screenshot 5
waterdrop® Hydration App screenshot 6

This app helps you establish personal hydration goals and daily targets to make drinking water a habit. It tracks your fluid intake, sends reminders, and offers challenges to keep you motivated. It also integrates with Apple Health for automatic target updates based on activity.

What We Love

  • 👍 Helps track water intake
  • 💡 Challenges and points system motivate users
  • 🚀 Easy to use and intuitive
  • 👍 Integrates with Waterdrop products
  • 👍 Customizable hydration goals
  • 👍 Variety of drink options
  • 👍 Provides detailed statistics

Room to Improve

  • 🐛 Occasional data loss or reset of progress
  • 🔍 Limited drink options (no milk, smoothies, etc.)
  • 🔍 Cannot edit or backdate entries
  • 🔍 Inconsistent tracking of some drink types (e.g. coffee)
  • 🔍 Lack of Apple Health integration
Plant Nanny Cute Water Tracker#3

Plant Nanny Cute Water Tracker by SPARKFUL INC.

Drinking & Hydration Reminder
Worth Considering
💪 Health & Fitness
4.7😊(107K ratings)
FreeAdsIn-App Purchases
Plant Nanny Cute Water Tracker screenshot 1
Plant Nanny Cute Water Tracker screenshot 2
Plant Nanny Cute Water Tracker screenshot 3
Plant Nanny Cute Water Tracker screenshot 4
Plant Nanny Cute Water Tracker screenshot 5
Plant Nanny Cute Water Tracker screenshot 6

This app helps you stay hydrated by reminding you to drink water and allowing you to grow virtual plants. Track your progress with charts and unlock new plants and creatures as you meet your hydration goals.

What We Love

  • 💧 Helps stay hydrated
  • 🌱 Cute and engaging plant-based concept
  • 🕰️ Reminders to drink water
  • 🏆 Motivating to reach daily goals
  • 🌳 Enjoyable to grow and collect plants
  • 🌈 Customizable plant and pot options

Room to Improve

  • 💰 Subscription is expensive
  • 🔁 Repetitive notifications to slow down water intake
  • 🌱 Limited plant variety compared to original app
  • 🕹️ Inconvenient to change cup sizes
  • 🔍 Difficulty tracking past water intake
  • 🤖 Technical issues like app crashes and freezes

More Free Hydration App apps to explore

FAQ about Free Hydration App

What is the best free hydration app for iPhone?
Drink water: Drinking reminder tops our free hydration app ranking as of October 2026, with a 4.6-star average from 23K App Store ratings, and it's free to download.
Drink water: Drinking reminder shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ free hydration app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.