Feature checklists rarely decide anything. What decides it is the pricing metric, who has to write the tests, and which limitation you can live with.
Entry price
Free tier available
Free tierFrom €26 per month (indicative, cloud by hits)
Free tierWhat drives the bill
The metric that actually scales your invoice.
Usage-based pricing per product with a substantial free tier; most small teams stay free indefinitely.
Self-hosting is free but plugins such as heatmaps and A/B testing are paid add-ons.
Free tier
Large monthly free allowance across every product, plus free self-hosting.
Self-hosted community edition is free; premium plugins are paid.
Open source
MIT (core) / proprietary enterprise modules
GPL-3.0
Self-hostable
No-code authoring
Languages
Platforms
Fits teams
Adoption
Widely used
PostHog · since 2020
Widely used
InnoCraft · since 2007
Strengths
Limitations
Best for
Startups and scale-ups consolidating analytics, replay and flags into one platform.
Public sector, healthcare and European organisations with strict data-residency requirements.
All of these integrate with: Zapier.
Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.