Signal Sparrow
Glossary

The SaaS attribution glossary.

Plain-English definitions of the metrics, attribution models and tracking concepts that matter for subscription businesses — each with a formula or example, and why it matters for measuring real revenue. Written for SaaS marketers, founders and RevOps teams.

New here?

Start with the essentials.

Four terms the rest of the glossary builds on. For the full picture, read SaaS marketing attribution — the complete guide.

SaaS revenue metrics

5 terms

Unit economics

5 terms

Ad performance

3 terms

Attribution concepts

5 terms
  • Marketing attributionCrediting revenue to the marketing that earned itSoon
  • Multi-touch attributionSplitting credit across every touch in the journeySoon
  • First-click attribution100% of the credit to the first touchSoon
  • Last-click attribution100% of the credit to the last touchSoon
  • Attribution windowThe lookback period for crediting touchesSoon

Tracking & data

6 terms
  • Conversions API (CAPI)Sending conversions to ad platforms server-sideSoon
  • Server-side trackingRecording events on your server, not the browserSoon
  • First-party cookieA cookie set by your own domainSoon
  • Event match quality (EMQ)How well conversions match to usersSoon
  • UTM parametersTags that identify a link's campaign sourceSoon
  • Offline conversion importUploading conversions from your serverSoon

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