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Heap vs OpenPanel: catalog facts
Heap	OpenPanel
Paid Paid plans with a free trial; larger plans are sold through the sales team.	Freemium Free to self-host; the hosted cloud has a 30-day free trial with no credit card.
Web	Web, Self-hosted
Automatic capture of interactions without defining events first Journey, conversion and retention analysis	Product analytics features such as funnels, cohorts and profiles Session replay and A/B testing built in
Aimed at companies; pricing for larger plans requires contacting sales Hosted only; user data is stored by a third party	More setup than a simple pageview counter Self-hosting means maintaining the server yourself
Web application, Hosted service	Web application, Self-hosted, Hosted service
Closed source	Open source
License not stated	License: AGPL-3.0
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.