Growth maths · Free
Referral Programme Designer
Size referral rewards against K-factor and CAC.
K-factor
0.09
Below 1 — growth still needs other channels
Cost per referred user
₹150
Saving vs paid CAC
₹250
Max affordable reward
₹200
At half your paid CAC
Every 100 users bring in about 9 more through referrals.
How to use it
- Enter how many friends a user invites, how many join, and the reward.
- Keep cost per referred user well under your paid CAC.
What good looks like
- Two-sided rewards (both friends get something) convert best.
- Cost per referred user under half your paid CAC.
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