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PostHog vs Microsoft Clarity: catalog facts
PostHog	Microsoft Clarity
Freemium Free tier with no credit card; usage-based paid plans above it.	Free Free with no paid plans.
Web, Self-hosted	Web
Many product tools in one platform Session replay and feature flags alongside analytics	Session recordings and heatmaps at no cost AI summaries and chat over behavior data
Broad feature set can be complex for simple sites Self-hosting a platform of this size is demanding	Recording user sessions sends behavioral data to Microsoft Hosted only, not self-hostable
Self-hosted, Hosted service	Hosted service
Open source	Closed source
License: MIT	License not stated
Account needed	Account needed
Not stated if it works offline	Needs internet
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.