“In the app we say to the user if you invite three friends you'll get a free makeup look and user would see the video then download the app see that they can share the code and just come back to the video rewatch it and share the code in the comments that really exploded the engagement.”

Build A Referral That Forces Users Back To The Original TikTok To Drop Their Code

The 48M-view video that drove $12.5K in one day worked because the app's invite-3-friends reward sent users back to the same TikTok to drop their referral code, pumping comments and re-watches. The product itself was designed to feed the algorithm by giving viewers a reason to engage twice — viral acquisition embedded as a retention loop.