By- Gadgetblunder
Truecaller offers a feature called Passcode lock for messages for additional protection. Users can create a 4-digit PIN for messages along with that the app also gives users the option to use the biometric lock.
Truecaller automatically identifies robocalls, telemarketers, scams, fraud, harassment,etc and blocks them. The app runs in the background to identify incoming calls or SMS and detect if it’s a known spammer.