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 $99 per month (indicative, by tested visitors)
Trial onlyFree tier available
Free tierWhat drives the bill
The metric that actually scales your invoice.
Priced only on tested traffic — unlimited experiments, domains and users at every tier.
One of the most generous free tiers in developer tooling; paid usage is billed on analytics events, not seats.
Free tier
15-day trial.
Generous free tier including unlimited feature flags and a large monthly event allowance.
Open source
Self-hostable
No-code authoring
Languages
Platforms
Fits teams
Adoption
Emerging
Convert Insights · since 2010
Widely used
Statsig (OpenAI) · since 2020
Strengths
Limitations
Best for
Mid-sized e-commerce teams that want unlimited client-side testing with clean privacy handling.
Product teams that want experimentation and analytics to share one source of truth.
All of these integrate with: Segment.
Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.