Free for iPhone.
Free on the App Store. No signup, no in-app purchases, no hardware, works offline.
Why choose Stud Finder?
- Genuinely free
No freemium, no paywalls, no subscription. The app is free to download and free to use forever.
- No hardware required
Uses the magnetometer already in your iPhone. Nothing to buy, charge, or calibrate.
- Works offline
All detection is on-device. No account, no internet, no tracking.
- Private by default
Nothing is collected or transmitted during scanning.
Device compatibility
Stud Finder runs on iPhone 8 and newer with recent iOS versions. Every modern iPhone ships with the magnetometer the app needs. It works on standard drywall-over-wood walls; it does not work on concrete or brick because those walls have no studs.
Questions before you install? See the FAQ or read how the app works in How it works.
See behind the wall,
now in your pocket.
Stud Finder turns your phone into a precision wall scanner. Know where the studs, screws and pipes are before you drill.
Download the App