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Pirsch vs Umami: catalog facts
Pirsch	Umami
Paid Paid subscription with a free trial.	Freemium Self-hosting is free under the MIT licence; Umami Cloud is a hosted option.
Web	Web, Self-hosted
Server-side integration through an API, not only a script Imports data from Plausible, Fathom and Google Analytics	No cookies needed for tracking Large, active open-source project
Only the core is open source; the hosted service is paid No free plan beyond the trial is mentioned	Self-hosting requires a PostgreSQL database Default admin password must be changed after install
Web application, Hosted service	Self-hosted, Hosted service
Closed source	Open source
License not stated	License: MIT
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.