Lock apps, hide apps, and keep photos private
LockApps looks like an ordinary calculator. Type your passcode and press = to open a private vault with app lock, app hiding, and encrypted photos — all free, all on your device.
One app to lock, hide, and protect
Powered by the iOS Screen Time API for system-level protection.
App Lock
Lock any app behind Face ID or your passcode. A shield blocks anyone who tries to open it.
Learn more →Private Photo Vault
Move photos into an encrypted, on-device vault and delete the originals.
Learn more →Private Contacts
Store sensitive contacts privately, hidden from your normal address book.
Learn more →How the calculator disguise works
Open the calculator
It looks and works like a real calculator. Use it for everyday math — no one suspects a thing.
Enter your passcode
Type your secret passcode and press =. The private vault opens instantly.
Open your vault
Manage locked apps, hidden apps, and your private photo, video and contact vault.
More ways to stay private
Extra layers for when your privacy really matters.
Shake to Lock
Shake your phone to instantly lock the vault and snap back to the calculator.
Break-in Alerts
After repeated wrong passcodes, LockApps silently photographs whoever's trying.
Decoy Password
A second passcode opens a harmless decoy vault — plausible deniability under pressure.
Geofence Lock
Automatically lock apps when you arrive at or leave a chosen location.
Auto-Delete
Set private photos and videos to delete themselves after a time you choose.
Apple Watch Unlock
Unlock the vault straight from your wrist with Apple Watch.
Home Screen Disguise
Change the app's Home Screen name and icon to a calculator or notes app.
Completely free. No catch.
Every feature is free to use — no subscriptions, no in-app purchases, and no ads. Your privacy isn't a paywall.
Everything, free
- Unlimited app lock & hide
- Full private vault (photos, videos, contacts)
- All parental-control modes
- No ads · no purchases · no account
Frequently asked questions
Is LockApps free?
Yes — completely free. Every feature (app lock, app hiding, private photos, videos and contacts, parental controls) is free to use, with no ads, no in-app purchases and no subscription.
Does it really look like a calculator?
Yes — the app is a fully working calculator on the surface. You open your private vault by typing your passcode and pressing the = key.
Where are my photos stored?
Everything is encrypted and stored on your iPhone. LockApps has no account and never uploads your data to any server.
How does hiding apps work?
LockApps uses the official iOS Screen Time (Family Controls) API to remove apps from your Home Screen and to lock them behind Face ID.
Protect your privacy in under a minute
Free to download. No account required. Your data never leaves your iPhone.
Download on the App Store