one-touch login

noun
UK /wʌn tʌtʃ ˈlɒɡɪn/
US /wʌn tʌtʃ ˈlɔːɡɪn/

A way to sign in by pressing just one button.

She used one-touch login to open the app quickly.


OTHER MEANINGS

2. A feature that lets you enter a website or app without typing a password.

The bank added one-touch login so customers could check balances faster.

3. A security method that uses a saved device or token to verify identity with a single action.

One-touch login on his phone used his fingerprint instead of a password.

4. A simplified sign-in process designed for ease of use on mobile devices.

The game's one-touch login made it easy for kids to start playing.