TrustMRR

TrustMRR shows startup revenue, MRR and churn calculated from data pulled through owner-authorized API connections to Stripe, Lemon Squeezy, Paddle, RevenueCat and other payment providers, rather than screenshots.^{Source [2]}

It describes itself as having about 200,000 monthly visitors, more than 15,000 startups listed, over 3,000 for sale and more than 115 acquisitions closed in the past six months, figures it reports about itself.^{Source [2]}

Its llms.txt states that it is owned and operated by Marc Lou, so the revenue it shows for Lou's own startups is verified on a platform he controls.^{Source [2]}

Its own profile shows $363,302 in Stripe revenue since launch and $48,361 in the 30 days to 2 October 2026.^{Source [1]}

Marc Lou started TrustMRR in late 2025 as a public database where founders connect payment-provider API keys to prove their revenue. It grew into a marketplace for buying and selling small online businesses and, by its own account, lists over 15,000 startups. It is Lou's top revenue source on TrustMRR's own data, which he owns.^{Source [1]Source [2]}