Get HeatSeeker

Pick your device.

Desktop app

Windows

Windows 10 and 11. Free with ads.

Download for Windows

Desktop app

Mac

Apple Silicon and Intel. Free with ads.

Download for Mac

Browser extension

Chrome

Works in your own browser, no ads. $5 once.

Add to Chrome

Browser extension

Microsoft Edge

The Chrome extension, from Edge Add-ons. $5 once.

Add to Edge

Browser extension

Firefox

From Firefox Add-ons. $5 once.

Add to Firefox

Mobile app

iPhone & iPad

Free with ads.

App Store

Mobile app

Android

Free with ads.

Google Play

The desktop apps are signed, so Windows and macOS know they come from us. Brand-new releases can still show a one-time Windows SmartScreen notice while Microsoft builds trust in them; choose More info → Run anyway.