Marketing metrics, calculated in seconds.

Free calculators for ROI, ROAS, CAC, LTV and A/B testing — no signup, no spreadsheet gymnastics. Built for marketers, founders and developers.

Calculate return on investment, net profit and annualized ROI — with payback period.

Return on ad spend with break-even ROAS for your margins.

Know whether your test result is real or just noise.

Customer acquisition cost with payback period.

Generate clean, consistent UTM-tagged campaign URLs.

The one ratio every SaaS investor asks about.

Stack your open and click rates against industry benchmarks.

Convert between CPM, CPC and CTR instantly.

Logo churn, revenue churn and MRR movement in one place.

Gross vs net margin, markup vs margin — finally clear.