iOS Application
OlcSub
A calm, private way to track your daily water intake and stay hydrated without distractions.
Simplicity
Effortless daily water tracking with one-tap quick-add cups, smart progress ring, and zero unnecessary clutter.
Privacy First
100% on-device storage. No accounts, no cloud tracking, and no ads — your hydration data stays strictly on your iPhone.
Timely Nudges
Gentle reminders, Lock Screen & Dynamic Island Live Activities, and Home Screen widgets to keep your hydration on track.
App Information & Legal