Subscription Box Profit Calculator
Per-box margin and cohort profit.
Enter your values
Results update instantly as you type — no submit needed.
Results
- Lifetime profit per subscriber
- $108.00
- Contribution per box
- $13.50
- Average subscription length
- 11.1 months
- Payback
- 3.1 boxes
Quick answer
Subscription box profit depends on per-box contribution surviving long enough to repay acquisition cost.
Cohort profit = contribution × months − CAC
How to use the Subscription Box Profit Calculator
- 1Enter box price and cost of goods.
- 2Add shipping and packaging.
- 3Enter churn and acquisition cost.
Frequently asked questions
What churn is normal?
6–10% monthly for consumer boxes.
Should the first box be discounted?
Only if payback still lands inside three boxes.