Tidemark: Hydration Guide
Water Tracker & Daily Reminder
About
This app helps you stay hydrated by showing you your target water intake level throughout the day. It focuses on guiding your progress rather than logging every sip, making hydration simple and manageable.
What's New in Tidemark
1.3.0
July 11, 2026
• Export your hydration history as a CSV, right from Settings • A little celebration when you finish your daily goal • Tap any past day to see your check-in times • Cleaner numbers and a more consistent look throughout
MoreSubscription plans
Tidemark Pro Monthly
1 month subscription to Tidemark Pro.
Developer apps
FAQ
What is Tidemark's main focus for hydration tracking?
Tidemark focuses on guiding users to their target water fill level throughout the day, rather than requiring them to log every single sip. This approach aims to make staying hydrated less of a chore and more manageable.
How does Tidemark provide personalized hydration guidance?
Users set their daily water goal, wake and sleep times, and bottle size. Tidemark then calculates and displays exactly where your water bottle should be at any given moment to stay on track with your hydration.
Does Tidemark offer any features for building habits?
Yes, Tidemark includes daily streaks to help users build lasting hydration habits. It also offers customizable goals and schedules to fit individual needs.
What are the benefits of Tidemark Pro?
Tidemark Pro unlocks additional customization options, including custom accent colors and smaller home screen widgets. It offers weekly, monthly, and yearly subscription plans, with a 7-day free trial for new subscribers.
How can I cancel my Tidemark Pro subscription?
You can cancel your Tidemark Pro subscription at any time through your Apple ID settings. The app offers weekly, monthly, and yearly plans, with a free trial period available.
Does Tidemark collect personal data?
No, Tidemark prioritizes privacy and does not collect your personal data. If you choose to connect Apple Health, the app only writes your water intake and does not read, store, or share your health data.
What devices is Tidemark available on?
Tidemark is currently available on iPhone. It offers features like home screen widgets for quick progress checks and supports dark mode.
How often is Tidemark updated?
The latest version of Tidemark is 1.2.0, which was last updated on June 22, 2026. This indicates a relatively recent update for the application.