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
From $24 per month (indicative, Growth by event volume)
Free tierFree tier available
Free tierWhat drives the bill
The metric that actually scales your invoice.
Event-volume pricing with an unusually generous free tier for early products.
Usage-based pricing per product with a substantial free tier; most small teams stay free indefinitely.
Free tier
Free plan with a large monthly event allowance.
Large monthly free allowance across every product, plus free self-hosting.
Open source
MIT (core) / proprietary enterprise modules
Self-hostable
No-code authoring
Languages
Platforms
Fits teams
Adoption
Category standard
Mixpanel · since 2009
Widely used
PostHog · since 2020
Strengths
Limitations
Best for
Product teams that want fast, self-serve behavioural reporting.
Startups and scale-ups consolidating analytics, replay and flags into one platform.
All of these integrate with: Segment, Snowflake, BigQuery, Slack.
Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.