Tsuki: Period & Cycle Tracker
A calm period tracker that keeps what you log on your phone.
Log your periods, flow and symptoms, and see an estimated date range for your next period. No account, no internet connection and no ads.
Hydration tracker with smart reminders, streaks and drink-aware goals
Aquion is a simple water reminder that helps you drink enough every day. Set your goal, pick your cup, and get a nudge when it is time to drink. Your logs, reminders and history stay on your device. REMINDERS THAT FIT YOUR DAY • Interval, fixed-time or goal-based reminder modes • Separate wake and sleep times for weekends • Smart reminders that adapt to your drinking pace • Log a drink or snooze straight from the notification • Quiet while you sleep TRACK MORE THAN WATER • Coffee, tea, juice, soda, smoothies and more • Every drink counts toward your goal by its real hydration value • Create your own drink types and cup sizes A GOAL THAT FITS YOU • Personalised from your weight, age, activity and climate • A different goal for each day of the week • Automatic boost on hot days and after a workout STAY CONSISTENT • Daily streaks, with streak freezes for the days you miss • Badges and weekly challenges • Home screen widget for one-tap logging SEE YOUR PROGRESS • Daily, weekly and monthly reports • An hourly heatmap of when you actually drink • Insights that show where your hydration slips BUILT FOR YOU • English, Spanish, Hindi, Arabic, French and German • Light and dark themes with accent colours • No account needed Download Aquion and build a hydration habit that sticks.
Interval, fixed-time or goal-based reminders that respect your wake and sleep hours, with separate times for weekends.
Every reminder has Drink and Snooze buttons, so you can log a glass without opening the app.
Coffee, tea, juice and more count toward your goal by how well they actually hydrate, not just their volume.
Personalised from your weight, age, activity and climate, with a different goal for each day of the week.
Daily streaks, with freezes that protect your streak on the days you miss.
Twelve badges and a new challenge every week to keep the habit going.
Weekly, monthly and yearly reports, with coaching insights on where your hydration slips.
See today's progress and add a drink in one tap from your home screen.
English, Spanish, Hindi, Arabic, French and German, with light and dark themes and six accent colours.
Export your logs as CSV or a full backup, and restore it on a new phone.
No. There's no sign-up. Your logs, goals and reminders are stored on your phone.
Your hydration logs stay on your device. With analytics on, the app sends anonymous usage events (that a drink was logged, never how much). Crash reports go to Firebase Crashlytics, and ads are served by Google AdMob. You can turn analytics off in Settings. Full details are in the privacy policy.
Yes, Aquion is free with ads. Premium removes ads and unlocks extras like browsing past days and custom cup sizes. You can also try premium for a few hours by watching a short video.
Some phone makers aggressively stop background apps. In Aquion, open Settings → Permissions and allow notifications, exact alarms and unrestricted battery use. The app links to the steps for your phone's brand.
Yes, at about 80% of its volume, because caffeinated drinks hydrate a little less than water. Tea and juice count at 85%.
If you have a streak freeze, it protects your streak automatically. You earn freezes by completing weekly challenges, and can hold up to three.
Not if you export a full backup from Settings first and import it on the new phone.
A calm period tracker that keeps what you log on your phone.
Log your periods, flow and symptoms, and see an estimated date range for your next period. No account, no internet connection and no ads.
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