Micro-SaaS Break-Even (BEP), MRR & LTV Calculator

Find out exactly how many paying users you need to break even and project your MRR, ARR, LTV, and exit valuation.

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Break-Even Paying Customers by Monthly Fixed Cost

Assumptions: $29/mo plan, 3.5% payment fee, 5% monthly churn unit economics
As of: November 2026

$500 / mo fixed cost ($29/mo plan)18 paying users (BEP MRR $522)
$1,500 / mo fixed cost ($29/mo plan)54 paying users (BEP MRR $1,566)
$3,000 / mo fixed cost ($29/mo plan)108 paying users (BEP MRR $3,132)
$5,000 / mo fixed cost ($29/mo plan)179 paying users (BEP MRR $5,191)

Unit Economics of High-Margin Micro-SaaS

By leveraging serverless infrastructure and lightweight AI APIs, solo founders regularly maintain 85%–92% gross margins. With $120/month in fixed costs and a $29/month plan, you reach profitability with just 5 paying customers.

How Churn Impacts Customer Lifetime Value (LTV) and Exit Valuation

Customer LTV equals Gross Margin per User divided by Monthly Churn. Cutting monthly churn from 6% to 3% doubles your average customer lifespan from 16.6 months to 33.3 months and significantly raises your multiple on marketplaces like Acquire.com.

FAQ

How do you calculate the SaaS break-even subscriber count?
Divide your Monthly Fixed Costs by your Contribution Margin per User (`ARPU × (1 - Variable Cost %)`), then round up to the next whole subscriber.
What is a healthy monthly churn rate for Micro-SaaS?
B2C and prosumer micro-SaaS products typically see 4%–7% monthly churn, while sticky B2B workflow tools target under 2%–3% monthly churn.
How are bootstrapped SaaS apps valued for acquisition?
Bootstrapped SaaS businesses with stable churn typically sell for 3.0x to 4.5x Annual Net Profit (SDE) or 2.5x to 4.0x ARR.

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