Both are strong choices. The short answer: pick Microsoft Clarity if you are seeing exactly how visitors use your site. Pick PostHog if you are engineering-led teams that want it all.
| Microsoft Clarity | PostHog | |
|---|---|---|
| In one line | Free heatmaps and session recordings, no traffic limits. | Open-source product analytics, flags, replays and more. |
| Pricing | Free | Generous free tier; usage-based |
| Free tier | Yes | Yes |
| Best for | Seeing exactly how visitors use your site | Engineering-led teams that want it all |
| Category | Analytics & Heatmaps | Analytics & Heatmaps |
| Website | clarity.microsoft.com | posthog.com |
Microsoft Clarity details PostHog details