Unit Economics Calculator – Jengabiz
Jengabiz Tool

Unit Economics Calculator

Check if your startup makes sense at the unit level. Estimate contribution margin, LTV, LTV:CAC, payback period and breakeven customers using simple assumptions.

Enter your unit assumptions
Think of one “unit” – for example a single customer per month, a subscription, or one order.
Optional – just for your own reference.
Use symbol or code.
Average revenue you earn per unit.
Costs that increase with each extra unit (COGS, delivery, support time, etc.).
Average cost to get one new paying customer.
How many months the average customer stays / keeps buying.
months
Rent, salaries, tools, etc. for the whole business or product.
For subscriptions this is usually 1. For orders it might be more.
e.g. “Base case – organic marketing” or “Paid ads – aggressive”.
Please enter at least: price per unit, variable cost per unit, CAC and average customer lifetime.

Tip: Play with different CAC and retention numbers to see how marketing and product quality change your unit economics.

Unit economics snapshot
Results will update each time you click “Calculate unit economics”.
No calculation yet. Fill in the assumptions on the left and click “Calculate unit economics” to see if your unit economics are healthy.