Invite Friend is a referral system that can earn you a reward for inviting new players to the game.

 

You can get a unique link by tapping the Invite Friends button in the Invite Friend referral system window.

 

You can send a referral link to any number of people who haven't played Cooking Diary before.

You'll get a reward for the first five friends who install the game and create a player profile in it.

 

You can claim your reward in the Invite Friend window by tapping the Collect button.