Vaultumi

How to protect your photos before you hand your iPhone to someone

By Vaultumi. Published .

Handing over your phone is a routine moment that can go wrong in two ways: someone swipes one photo too far, or someone looks on purpose. Here is a short routine that covers both, with the limits of each step stated plainly.

Key takeaways

  • Guided Access keeps someone inside one app and can block touch on parts of the screen. It is a convenience, not a vault.
  • The Hidden album and a locked vault take sensitive pictures out of the places people scroll.
  • Lock your vault before you pass the phone over. Leaving the app locks Vaultumi, but check.
  • Notifications, widgets and screen mirroring are the leaks people forget.

Decide what you are protecting against

There are three common situations, and they need different steps.

  • A quick show-and-tell. A friend wants to see one picture. The risk is a swipe too far.
  • A longer loan. A child plays a game, or you give the phone to a colleague to make a call. The risk is wandering into the wrong app.
  • Someone who will look on purpose. A curious partner or relative. Here you need real locks, not just tidiness.

No step below stops a determined person who knows your device passcode and has time. They reduce accidents and casual snooping.

Step 1: use Guided Access for one-app handovers

Guided Access is an iOS accessibility feature that keeps the phone in a single app. Setup is done once:

  1. Open Settings > Accessibility > Guided Access and turn it on.
  2. Choose Passcode Settings and set a Guided Access passcode. You can also allow Face ID to end a session.
  3. Optionally set up the Accessibility Shortcut so that a triple-click of the side button starts Guided Access.

To use it, open the app or picture you want to show, triple-click the side button (the Home button on older iPhones), and start the session. Before you start, you can draw around parts of the screen to turn touch off there, which is how you stop swipes in a photo viewer. To end the session, triple-click again and use your passcode or Face ID.

Menus vary slightly between iOS versions, so try the whole routine on your own phone first. Guided Access also does not hide anything: if the person ends it or you forget a touch area, the app is fully open.

Step 2: move sensitive pictures out of the grid

Open the photo, tap the more button and choose Hide. Hidden photos leave the main grid and are generally left out of suggestions such as Memories. The Hidden album is under Utilities in Photos, and recent iOS versions lock it with Face ID, Touch ID or your passcode.

That lock is your device passcode. If the person borrowing your phone knows it, hiding only protects against casual browsing. On iOS 18 and later you can also require Face ID for the Photos app itself, which helps when the phone is unlocked but handed over.

Step 3: put the truly private ones in a locked vault

For pictures that would really hurt if seen, a vault app removes them from the library altogether. With Vaultumi the relevant behaviour is:

  • It has its own 6-digit PIN, separate from your device passcode, with optional Face ID.
  • It locks when you leave the app, immediately or after a delay you choose. For handovers, pick immediate.
  • The app switcher shows a cover instead of your pictures, and content is hidden while the screen is being recorded or mirrored.
  • After 5 wrong PINs, waits start at 30 seconds and grow to an hour per attempt. Nothing is deleted.

Premium adds a decoy vault with its own PIN, meant for casual situations. It is not undetectable: a technical examination of the phone’s storage can reveal that a second vault exists, so do not treat it as a hidden volume. Face ID opens only the main vault, never the decoy.

Premium also has an optional Intruder log, off by default. After a number of wrong PINs that you choose, the front camera takes one photo that is encrypted and viewable only after you unlock. It may show someone other than you, so use it responsibly and lawfully where you live.

Step 4: close the small leaks

  • Notification previews. In Settings > Notifications > Show Previews, choose When Unlocked or Never, so that message text and photo thumbnails do not appear on a screen someone else is holding.
  • Widgets. If a Photos widget sits on your Home Screen or Lock Screen, check what it displays before you hand the phone over.
  • Screen mirroring. If you are connected to a TV or a call, the screen can be seen by others. Vaultumi covers its own content during mirroring, but not video sent out over AirPlay.
  • The app you left open. Close the vault, Notes or any other private app before you pass the phone, then check the app switcher.

A thirty-second routine before you hand it over

  1. Leave the vault so that it locks, and confirm it asks for the PIN.
  2. Silence notifications with a Focus or Do Not Disturb.
  3. Open the one thing you want to show and start Guided Access, with touch off where it should be.
  4. Hand the phone over, and take it back before you end the session.

What none of this does

A person who sees you type your PIN, who knows your device passcode, or who has your phone for a long time and can restart it is a different problem. Vaultumi cannot stop screenshots, as iOS does not let any app block them, and a screenshot is saved to the Photos library, outside the vault. It has also not been independently reviewed or audited. The security page lists what it cannot protect against. For wider habits, read how to keep private photos safe.

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