mrrsucks_
Last updated: June 2026·by mrrsucks.com
Revenue Metrics

Recurring Revenue

Recurring revenue is revenue that a business can reliably expect to receive on a regular schedule — typically monthly or annually — from customers who have committed to an ongoing subscription or contract. It is the defining characteristic of the SaaS business model and the source of its superior unit economics compared to transactional businesses.

formula.sh

Recurring Revenue (period) = Σ subscription charges that renewed automatically in the period

  • > Includes monthly and annual subscription renewals
  • > Excludes one-time fees, setup charges, and professional services
  • > Excludes revenue from customers who manually re-purchased (that is repeat, not recurring)
example
example.sh

A company has 500 customers paying $99/mo on monthly plans that auto-renew.

500 × $99

$49,500 in recurring revenue this month

why it matters

Recurring revenue is valuable because it is predictable. A transactional business has to re-earn every dollar every period. A subscription business starts each month with its existing ARR base already committed. This predictability reduces planning risk, supports higher valuation multiples, and enables confident investment in growth.

The recurring nature also creates compounding effects. Each successfully retained customer adds to the base that starts next month. This is why net revenue retention above 100% is so powerful — the base grows even without new customer acquisition.

common mistakes
Treating multi-year prepaid contracts as recurring when they actually need to be renewed at expiration
Classifying usage-based billing as recurring without confirming contractual minimum commitments
Overstating recurring revenue by including services revenue that requires active delivery each period
pro tips
Maximize the proportion of revenue that is contractually recurring — minimize pay-as-you-go unless product usage patterns support it
Offer annual billing at a discount to convert monthly recurring to longer-term committed revenue
Monitor the ratio of recurring to total revenue monthly — declining ratios signal a product or GTM problem

the mrrsucks take

Recurring revenue is the dream — money arriving while you sleep. You have the structure. The only problem is yours keeps arriving in the amount of a cup of coffee, not a mortgage payment.

faq
What is the difference between recurring and repeat revenue?+

Recurring revenue renews automatically via a subscription. Repeat revenue comes from customers who buy again but are not contractually obligated to. SaaS is built on recurring revenue.

Can usage-based SaaS have recurring revenue?+

Yes, if there is a committed minimum or base fee. Pure consumption-based models have variable revenue, not recurring. Hybrid models with a base platform fee plus usage are common.

The $0 MRR milestone

related metrics

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