Guides
Plain answers to the questions founders and marketing leads ask when ad dashboards and payments disagree. Every worked example uses labelled example data.
All guides
- How to calculate cost per paying customerSpend divided by customers who paid and stayed. How to count both sides honestly.
- Why platform conversions add up to more customers than you haveWhy Google, Meta, TikTok and LinkedIn together report more customers than you have.
- Last-click vs platform attribution in plain termsWhat each attribution method credits, and why Datarithms starts from payments.
- How many customers you need before judging a campaignWhy Datarithms gives no verdict below 30 paying customers, with an example.
- How to run a weekly ad budget reviewA 30-minute weekly routine: read the table, decide changes, re-check after 28 days.
- How to match Stripe payments to ad clicks with exportsStep by step: join ad exports, sign-up records and Stripe payments by hand.