Holm runs where your home runs.
iPhone. Android. Mac. Web. Same app, same data, everywhere. Sign up and we'll send your install link.
Sign up freePlatforms at launch
iPhone
iOS 17 or newer
Android
Android 13 or newer
Mac
macOS 14 or newer
Web
Any modern browser
System requirements
- • Internet connection for sync (Holm works offline for viewing).
- • ~50 MB of storage per device.
- • A camera helps — Holm reads receipts and warranty cards.
Offline
Holm works offline for viewing.
Changes sync when you're back on a network. You can still open emergency mode and view your home's shutoff map with zero bars.