Microsoft Clarity vs PostHog: Which is Better in 2026?
Choosing between Microsoft Clarity and PostHog comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: PostHog wins this matchup. Google Analytics is our overall Web Analytics pick. Google Analytics is our free Web Analytics pick. Pick Microsoft Clarity if you need web analytics.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Microsoft Clarity
Free heatmaps and session recordings
Best for you if:
- • You want a fully free tool (PostHog requires payment)
PostHog
Open-source product analytics with event tracking, feature flags, and session recording
Best for you if:
- • You want open source
| At a Glance | Microsoft Clarity | PostHog |
|---|---|---|
Starts at | Free 100% free | Free Free plan |
Category | Web Analytics Heatmaps | Product Analytics Web Analytics |
Rating | 4.6/5 Capterra 4.8 · G2 4.5 · SourceForge 4.0 113 reviews | 4.5/5 G2 4.5 1,054 reviews |
Free plan | Yes | Yes |
Watch out for | Potential for data storage limits (unspecified). | Overage fees for events beyond free tier |
Choose Microsoft Clarity or PostHog?
Choose Microsoft Clarity if
- You want a fully free tool (PostHog requires payment)
- You want free heatmaps and recordings
- You want easy setup
- You work in web analytics, not product analytics
Choose PostHog if
- You want open source
- You want all-in-one
- You work in product analytics, not web analytics
In-Depth Analysis
Microsoft Clarity
Free heatmaps and session recordings
Microsoft Clarity offers an exceptionally generous pricing model, being entirely free.
Watch out
Potential for data storage limits (unspecified).
Strengths
- Pro: Free heatmaps and recordings
- Pro: Easy setup
- Pro: Good insights
- Pro: GDPR compliant option
- Pro: Unlimited traffic
Weaknesses
- Con: Less features than paid tools
- Con: Microsoft ecosystem
- Con: Privacy concerns
- Con: Basic analytics
- Con: Limited filtering
Key features
PostHog
Open-source product analytics with event tracking, feature flags, and session recording
PostHog's pricing is quite generous, especially with its robust free tier offering 1M events and unlimited seats.
Watch out
Overage fees for events beyond free tier
Strengths
- Pro: Open source
- Pro: All-in-one
- Pro: Self-hostable
Weaknesses
- Con: Complex setup
- Con: Can get expensive
Key features
Pricing: Microsoft Clarity vs PostHog
| Plan | Microsoft Clarity | PostHog |
|---|---|---|
| Tier 1 | Free Free | Free Free |
| Tier 2 | N/A | Custom Usage-Based |
| Tier 3 | N/A | $750 Scale |
Pricing verified from each vendor's public pricing page. Compare in detail on Microsoft Clarity pricing and PostHog pricing.
Key Takeaways
PostHog
- Larger review base (1,054 reviews)
- Free tier available
- Our pick for this comparison
Microsoft Clarity
- Completely free
- Higher user rating: 4.6/5 vs 4.5/5
- Better fit for web analytics
The Bottom Line
PostHog wins this matchup. Google Analytics is our overall Web Analytics pick. Google Analytics is our free Web Analytics pick. That said, Microsoft Clarity is free, hard to beat on price.
Frequently Asked Questions
Is Microsoft Clarity or PostHog better in 2026?
PostHog wins this matchup. Google Analytics is our overall Web Analytics pick. Google Analytics is our free Web Analytics pick. Pick Microsoft Clarity for web analytics workflows (main strength: free heatmaps and recordings). Pick PostHog for product analytics workflows (main strength: open source).
What are Microsoft Clarity and PostHog used for?
Microsoft Clarity: Free heatmaps and session recordings. PostHog: Open-source product analytics with event tracking, feature flags, and session recording.
What does Microsoft Clarity cost vs PostHog?
Microsoft Clarity is free. PostHog's paid plans start at Free (Scale).
What's the main difference between Microsoft Clarity and PostHog?
Microsoft Clarity's main strength: free heatmaps and recordings. PostHog's main strength: open source.