Microsoft Clarity
PostHog
| Feature | Microsoft Clarity | PostHog |
|---|---|---|
| Pricing | Free only | Free / from $0/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.5 / 5 | 4.5 / 5 |
| Best For | small-businesses, startups, bloggers, budget-conscious-teams | developers, startups, product-teams, privacy-conscious-companies |
| Founded | 2020 | 2020 |
| Session Recordings | ✓ | ✗ |
| Heatmaps | ✓ | ✗ |
| Scroll Maps | ✓ | ✗ |
| Rage Click Detection | ✓ | ✗ |
| Ai Copilot | ✓ | ✗ |
| Google Analytics Integration | ✓ | ✗ |
| Dead Click Detection | ✓ | ✗ |
| Product Analytics | ✗ | ✓ |
| Session Replay | ✗ | ✓ |
| Feature Flags | ✗ | ✓ |
| Experiments | ✗ | ✓ |
| Surveys | ✗ | ✓ |
| Data Warehouse | ✗ | ✓ |
| Self Hosting | ✗ | ✓ |
✓ Microsoft Clarity Pros
- Completely free with unlimited traffic and recordings
- AI-powered Copilot for asking questions about data
- No data sampling (records every session)
- GDPR-compliant with built-in privacy masking
✗ Microsoft Clarity Cons
- Less advanced analytics than paid alternatives
- No A/B testing or experimentation features
- Limited integration ecosystem
✓ PostHog Pros
- All-in-one analytics replacing multiple tools
- Generous free tier (1M events/month)
- Self-hostable for full data control
- Feature flags and experiments built-in
✗ PostHog Cons
- Can be complex to set up properly
- Self-hosting requires infrastructure maintenance
- Less polished UI than Amplitude
The Verdict
Microsoft Clarity is built for small businesses and startups, with a focus on session-recordings and heatmaps. PostHog targets developers and startups and leads with product-analytics and session-replay.
Microsoft Clarity uses custom enterprise pricing, while PostHog starts at $0/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Both tools are a solid fit for startups — in those cases, the decision often comes down to workflow style and how your team prefers to organize work.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.