You can follow the steps below to mask your details on the ADDA App :
Step 1: Open your ADDA App → Tap on "Home" → Tap on your profile picture located at the top left corner of the Home screen → Then tap on the settings icon at the top right corner.
Step 2: Enable the option for "Mask my phone", "Mask my email" & "Hide my name from Directory" depending on your requirement.