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Feature

Lock your second line behind Face ID or a PIN

A private number is only private if the phone it lives on is private too. 2nd Line can be locked with a PIN, Face ID or Touch ID, so your second number, its messages, call recordings and transcripts stay shut even when your phone is unlocked and in someone else’s hands.

Why it works

What you get

  • Face ID or Touch ID

    Open the app with the same check you already use to unlock your phone.

  • Or a PIN

    Prefer a code? Set a PIN and the app asks for it instead.

  • Covers everything inside

    Messages, call history, recordings and transcripts all sit behind the lock.

  • Separate from your phone lock

    Handing someone your unlocked phone no longer hands them your second line.

Phones get handed over

You pass your phone to show a photo, a child plays a game on it, a colleague looks up an address. Your messages are one tap away the whole time.

With the app locked, your work conversations and your private line stay closed, no matter who is holding the phone.

The point of a second number

Keeping a separate number only works if the contents stay separate too, especially when the line exists for selling, dating or anything you would rather not explain.

App lock finishes the job that a second number starts.

FAQs

Common questions

Answers to the questions we get most often.

Still stuck? Visit the help center

Can I lock the 2nd Line app?

Yes. You can lock it with a PIN, Face ID or Touch ID, so the app asks for permission before it opens.

Does the lock cover my messages and recordings?

Yes. Everything inside the app sits behind the lock, including conversations, call history, recordings and transcripts.

What if someone already has my phone unlocked?

They still cannot open 2nd Line. The app lock is separate from your phone’s own lock screen.

Can I turn it off?

Yes. App lock is a setting you control and can switch off whenever you want.

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