Convert.com vs PostHog

Side-by-side from the Top 11 rankings of The 11 Best A/B Testing Tools and The 11 Best Session Replay Tools. Last verified June 13, 2026.

The short answer

Convert.com ranks higher on Top 11 (#4 vs #7) for Growth teams running experiments / Teams watching real user sessions and heatmaps. A privacy-focused tool with excellent performance and transparent, flexible pricing.

At a glance

Convert.comPostHog
Top 11 rank#4 / The 11 Best A/B Testing Tools#7 / The 11 Best Session Replay Tools
Score (out of 9.4)8.58
Best forFast, privacy-first testingOpen-source analytics suite
Pricing$$$ ($199 to $1,999/mo)$$ (Usage-based)
HQWalnut, USASan Francisco, USA
Founded20092020

Convert.com

A privacy-focused tool with excellent performance and transparent, flexible pricing.

www.convert.com

See full entry in The 11 Best A/B Testing Tools

PostHog

Best open-source platform with replay, analytics, and feature flags.

posthog.com

See full entry in The 11 Best Session Replay Tools

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.