For changedetection.io

Watch the web.
Know the moment it changes.

A native iOS & Android app for your self-hosted changedetection.io instance — instant push alerts, change diffs, favicons and statistics, on your phone, watch and home screen.

Download Changemonitor on the App Store Get Changemonitor on Google Play — Android beta
Changemonitor showing a list of monitored websites with their latest changes

Features

Everything your watches need

Connect your instance once, then monitor, review and get notified — without ever opening a browser.

Monitor any website

Connect your self-hosted changedetection.io instance and keep an eye on the pages that matter to you.

Instant push notifications

Get alerted on your iPhone or Android device the moment a monitored page changes.

See exactly what changed

Review highlighted change diffs right in the app, so you spot what's new at a glance.

Manage multiple instances

Switch between several changedetection.io servers from a single, unified app.

Favicons & statistics

Recognise your watches at a glance and track how often each one actually changes.

Apple Watch & widgets

Check, trigger and review watches from your wrist or straight from the home screen.

A closer look

Right at home on your phone

Built native, with a dark, focused interface that gets out of the way.

The Changemonitor home screen listing your watched websites
A change detail view highlighting what changed, with a 30-day chart
Instance overview with uptime, watch count and response-time statistics
App settings for notifications and automatic refresh

No changedetection.io instance yet?

Changemonitor connects to your own instance. Self-host it or use the hosted service — it only takes a few minutes to get going.

Visit changedetection.io →

FAQ

Frequently asked questions

What is Changemonitor?

Changemonitor is a native iOS and Android app for managing your self-hosted changedetection.io instance. It adds push notifications, favicon support, statistics, an Apple Watch companion app and home-screen widgets.

Do I need a changedetection.io instance?

Yes — Changemonitor connects to your existing changedetection.io instance. You can either self-host changedetection.io or use their hosted service.

Does it support push notifications?

Yes. You'll receive instant alerts on your iPhone or Android device the moment a monitored website changes.

Is there an Apple Watch app?

Yes. Version 1.2.0 added a standalone Apple Watch app so you can manage, trigger and review watched items right from your wrist.

Is there an Android app?

Yes. Changemonitor for Android is available as a beta on Google Play, bringing the same changedetection.io management, diffs and push notifications as the iOS app.

Roadmap · Latest v1.4.0

What's new

Android · Beta

Changemonitor is coming to Android

Now in beta on Google Play — the same changedetection.io monitoring, change diffs and push notifications, on your Android phone.

  1. v1.4.0

    Rename watches right from the detail screen, and re-check all of them at once with a single tap. Plus improved accessibility, better support for larger text, and refinements and bug fixes throughout the app.

  2. v1.3.4

    A small update — squashed a few more bugs for a smoother, more reliable experience.

  3. v1.3.3

    Another small one: a few pesky bugs fixed to keep things running smoothly.

  4. v1.3.2

    Boring but essential UX improvements.

Show full changelog
  1. v1.3.1

    Monitor any website for changes and get notified instantly — connect your own changedetection.io instance and let Changemonitor do the watching.

  2. v1.3.0

    Your iPad was feeling left out, quietly judging you from the desk. Not anymore — full iPad support has arrived.

  3. v1.2.0

    A standalone Apple Watch app: manage, trigger and review watched items right from your wrist.

  4. v1.1.0

    Internal improvements, plus a new pricing model — a single fixed one-time purchase for better value and reliable running costs.

  5. v1.0.13

    Improved the Watch item view and optimized data loading for a smoother experience.

  6. v1.0.12

    Several under-the-hood improvements to make the app run smoother and more reliably.

  7. v1.0.11

    Performance and accessibility improvements, and everything set in place for iOS 26.

  8. v1.0.10

    You asked, we listened — added customizable UI settings to make the app yours.

  9. v1.0.9

    Better offline detection: the app now recognizes an unreachable instance and handles it gracefully.

  10. v1.0.8

    Clearer wording — we now consistently say "instance" instead of mixing "account" and "instance".

  11. v1.0.7

    A few pesky bugs squashed for a smoother, more reliable experience.

  12. v1.0.6

    No more manual setup — the app now automatically enables support for your push notification URLs.

  13. v1.0.5

    Boosted color contrast so everything is easier to read.

  14. v1.0.4

    More reliable detection of your instance address.

  15. v1.0.3

    Getting started is easier than ever with a smoother onboarding experience.

  16. v1.0.2

    Added HTTP support.

  17. v1.0.1

    Improved user experience.

  18. v1.0

    First release.