Plausible Community EditionCompare campaign sources by website goal completions and conversion rates.
Free self-hosted software · 2 GB RAM minimum · Hosting extra
Marketing attribution
Free alternatives to Cometly
Find a free app for the parts of Cometly you actually use.
Compare the free allowance and limitations on each app’s page. These are workflow alternatives, rather than identical copies.
Free options
Suggest an alternative →Plausible Community Edition
UmamiMeasure tagged campaigns against website conversion events on your own server.
Free self-hosted software · No vendor event cap · Hosting extra
MatomoMeasure which campaigns lead to website goals and ecommerce revenue.
Free self-hosted core · No vendor data cap · Hosting extra
PostHogConnect campaign and referral sources to website signup or conversion events.
Hosted free tier · 1M analytics events/month · 1 project · 1-year retention
Google Analytics 4Track campaign sources and website conversions with Google Ads reporting.
Free Standard · 30 key events/property · Google account required