The Water Filter app by Gryphon Digital Ltd is a free lifestyle app available on Android 13.0 or later. This app allows you to keep track of your filter changes with ease. You can choose your filter type and the app will remind you when it needs changing, eliminating any guesswork.

This app is perfect for Aqua Optima filter users, as it provides a list of retailers in the UK and a link to the Aqua Optima worldwide distributors’ page for availability in other countries. Additionally, the app shows you where to shop online for replacement filters or helps you find your nearest stockist. The app offers filter life options of 30 days, 60 days, and 90 days, making it a versatile tool for filter maintenance.

Overall, the Water Filter app is a simple yet convenient app that does its job well. It is ad-free and offers an easy way to keep track of your filter changes, making it a must-have for Aqua Optima filter users.