Invite new user to install Whoscall (Android version). Both your friend and you can get extra 30 days usage period of premium offline database. Steps:
- Find "Invite friends" in drawer.
- Share Whoscall to friends with your referral code.
- Once your friend redeem your code, both of you will get the reward.
* You can accumulate up to 360 days of usage period. New invitations will not be counted when you reach the limit.