Free SaaS Calculator

The numbers behind
your SaaS

Calculate MRR, churn impact, LTV:CAC, and find your perfect price point — no signup needed.

Tier Name Monthly Price ($) Active Customers MRR
$475
$490
$297
Total MRR
$1,262
Monthly recurring revenue
ARR
$15,144
Annual run rate
Total Customers
38
Paying seats
ARPU / Month
$33
Avg revenue per user
Month MRR ARR Customers (est.)
MRR Lost / Month
$150
Revenue bleeding out
Customers Lost / Month
3
Avg churned seats
New Customers Needed
4
Just to break even/month
12-Month MRR Erosion
-$1,616
If zero new customers
Month MRR Cumulative Loss Customers Remaining
Customer LTV
$1,307
Lifetime gross profit
LTV:CAC Ratio
8.7x
Industry target: 3x+
CAC Payback
3.8 mo
Months to recover CAC
Avg Customer Lifespan
33 mo
1 / monthly churn rate
LTV:CAC Health Check
0x 1x Breakeven 3x Target 5x+
Healthy — you are well above 3x

Formula: LTV = (ARPU × Gross Margin%) / Monthly Churn  •  CAC Payback = CAC / (ARPU × GM%)  •  Lifespan = 1 / Churn Rate

Required ARPU
$60
Avg price to hit goal
Gross Profit / Mo
$2,400
At target margin
ARR at Goal
$36,000
Annual run rate
Annual Value / Seat
$720
Revenue per customer/yr

Suggested customer split: 60% entry, 30% mid, 10% top tier. The "Recommended" tier should anchor your marketing.

Know your SaaS margins cold.

Bookmark this tool and revisit every time you adjust pricing or hit a new MRR milestone.

Read the SaaS Margin Guide