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Heap vs PostHog: catalog facts
Heap	PostHog
Paid Paid plans with a free trial; larger plans are sold through the sales team.	Freemium Free tier with no credit card; usage-based paid plans above it.
Web	Web, Self-hosted
Automatic capture of interactions without defining events first Journey, conversion and retention analysis	Many product tools in one platform Session replay and feature flags alongside analytics
Aimed at companies; pricing for larger plans requires contacting sales Hosted only; user data is stored by a third party	Broad feature set can be complex for simple sites Self-hosting a platform of this size is demanding
Web application, Hosted service	Self-hosted, Hosted service
Closed source	Open source
License not stated	License: MIT
Account needed	Account 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.