Water Purifier Diary

Filter tracking and reminders

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Track every purifier and filter replacement with smart reminders and simple maintenance logs. Water Purifier Diary helps you manage water purifiers, filter stages, replacement records, and reminder schedules in one place. Create multiple purifiers, set replacement cycles for each filter stage, and keep a clear maintenance history. With push notifications, email reminders, sharing support, and premium features, Water Purifier Diary helps households stay organized and avoid missed filter replacements. Key features: • Manage multiple water purifiers • Set filter stages and replacement cycles • Record every filter replacement • Receive due-soon and overdue reminders • Support push and email notifications • Share purifier access with family members • Multi-language support • Free and premium plans available Suitable for under-sink purifiers, countertop systems, RO systems, faucet filters, pitchers, and other common household water purification devices. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Ratings & Reviews

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Added purifier logs for maintenance notes and event tracking Added filter inventory management with default filter selection Replacement records can now auto-fill from the default inventory item Batch replacement now supports per-filter default inventory Improved inventory and shared usage experience Improved cache and sync flow for faster and more stable loading Fixed multiple UI and data sync issues

Version 1.2.0

The developer, HAO CHANG KUO, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Contact Info
    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • HAO CHANG KUO
Size
  • 39.9 MB
Category
  • Utilities
Compatibility
Requires iOS 13.0 or later.
  • iPhone
    Requires iOS 13.0 or later.
  • iPad
    Requires iPadOS 13.0 or later.
  • iPod touch
    Requires iOS 13.0 or later.
  • Mac
    Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English and 3 more
  • English, Japanese, Korean, Traditional Chinese
Age Rating
4+
Copyright
  • © 2026 HC
  • Developer Website
  • Privacy Policy

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