Proper hydration isn’t just about keeping thirst at bay. There are all kinds of important health benefits that come from downing enough water — from temperature regulation to fewer headaches.

Unfortunately, it isn’t always easy to know for sure that you’re getting the right amount every single day. That’s where hydration apps come in.

We looked for the year’s best, based on user ratings, quality content, and general reliability, so you can track your daily water intake for better health.

iPhone rating: 4.7 stars

Android rating: 4.4 stars

Price: Free with in-app purchases

Set your daily water intake goal and then log every ounce (or milliliter) with just a tap. View a detailed stats update after every glass to see how close you’re getting to your daily goal, or review 7- and 30-day charts for an idea of your overall progress.

Android rating: 4.6 stars

Price: Free with in-app purchases

Need regular reminders to drink water? The Hydro Coach app allows you to set your target intake, or use the app’s calculator to determine an appropriate daily goal. The app will remind you when it’s time to drink up, and it can be customized if you’re pregnant or breastfeeding.

iPhone rating: 4.8 stars

Android rating: 4.3 stars

Price: $4.99 on iPhone; free with in-app purchases on Android

This easy, intuitive app calculates appropriate hydration amounts based on your body weight or personal goal. Then, it sends reminders all day long, making it easy to hit your target intake. Create custom cups for fast, simple logging, and browse your hydration history to see your progress.

Android rating: 4.8 stars

Price: Free with in-app purchases

Develop better hydration habits with this app. It’ll calculate how much water your body needs every day, log your intake, and remind you to stay on track. Set start and end times every day, and browse graphs and logs of your hydration schedule.

iPhone rating: 4.6 stars

Android rating: 4.6 stars

Price: Free with in-app purchases

Aqualert notifies you throughout the day to keep you properly hydrated. Plus, it uses your activity level to calculate your daily water requirements so you’re getting what you need. A handy bedtime mode keeps the app from reminding you during the night, and a graphic display of your hydration level and daily consumption keeps you on track.

iPhone rating: 4.7 stars

Price: Free with in-app purchases

Remembering to drink water shouldn’t be hard. This app helps make drinking enough water each day easier, with a calculator for how much you should drink based on your body measurements, regular reminder notifications for the times you should be drinking water, visual representations of the stats of your water intake, and even bonus rewards for when you achieve your water drinking goals.

Android rating: 4.7 stars

Price: Free with in-app purchases

Remember to drink water with cute illustrations of water droplets who just want you to stay hydrated. This app will remind you to drink enough water throughout the day with customized timers and statistics of your water intake represented as graphs and logs. The app can also sync with Google Fit and S Health to combine your weight data with water intake data to help optimize your hydration needs.

Android rating: 4.6 stars

Price: Free with in-app purchases

This hydration app is simple and easy for helping you remember to drink enough fluids. There’s a tracker and a diary feature for keeping a log of your water intake, restrictions that you can place around drinking caffeine, an alarm reminder for drinking water throughout the day, and a tool that lets you build a custom drink to see how it fits into your hydration goals for the day.

iPhone rating: 4.7 stars

Price: Free with in-app purchases

Use this simple, intuitively designed app to enter your personal health information and find out exactly how much water you need to drink. Set reminders that align with your schedule, add other fluids besides water, and keep a daily log of your water consumption to look at how your hydration patterns develop over time.

Android rating: 4.7 stars

Price: Free with in-app purchases

Use a built-in calculator to see how much water you need to drink, especially if you have a condition like diabetes. Set reminders, and log how much water you drink each day. Graphics show how much you’ve had to drink over time, so you can mark your progress for reaching personal milestones.

Android rating: 4.8 stars

Price: Free with in-app purchases

Just need simple, easy reminders to drink water? Here’s the app for you. Schedule when you want reminders to drink water, set a goal amount for the day, and keep track of how many days in a row you’ve stayed hydrated.

iPhone rating: 4.7 stars

Price: Free with in-app purchases

Set your own water intake goals rather than following a basic 64-ounce per day rule, especially if you have health or fitness goals that require you to drink certain amounts of water. Don’t just schedule reminders. Set them for specific times in the day when water will have the most impact on your health by choosing the ultimate achievement of preventive care, relieving constipation, or getting fit.

If you want to nominate an app for this list, email us at nominations@healthline.com.