MRR Calculator

Subscription revenue — MRR, ARR, churn and LTV.

Result

MRR£12,250.00
ARR£147,000.00
Customer LTV£1,633.33
Net growth rate2%/mo
MRR in 12 months£15,535.96

MRR Calculator — FAQs

What is a good churn rate?

B2B SaaS targets <5% monthly; under 3% is strong. SMB products run higher — 5–8% is common.

Net revenue retention?

Expansion revenue minus churn ÷ starting MRR — above 100% means growth even with zero new sales.

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