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FullStory vs PostHog
A detailed comparison to help you choose between FullStory and PostHog.
| Feature | FullStory | PostHog |
|---|---|---|
| Pricing Model | Paid | Freemium |
| Free Tier | No | Yes |
| Monthly Cost (Solo) | $500+ | $0 |
| Target Audience | startups, enterprise | solopreneurs, startups, developers |
| Verified | No | Yes |
| Solo-Friendly | No | Yes |
| Open Source | No | Yes |
| Editorial Rating | 4.3/5 | 4.4/5 |
| Categories | Analytics | Analytics, Developer Tools |
| Key Features | Session replay, Heatmaps, Frustration signals detection, Conversion funnels, Error tracking | Product analytics, Session replay, Feature flags, A/B testing, Surveys |
| Free Tier Quality | None | excellent |
Pricing Breakdown
FullStory
Quote-based. Business: estimated $500-2,000/month. Advanced and Enterprise: custom. 14-day free trial available.
PostHog
Free: 1M events/month, 5K recordings. Usage-based: $0.000045/event beyond free. Self-hosted: free (open source). No per-seat pricing.
Integration Overlap
Shared Integrations (2)
Only in FullStory (6)
Only in PostHog (8)
Use Case Fit
FullStory
- * User experience debugging
- * Conversion optimization
- * Bug reproduction
- * Customer support context
- * UX research
PostHog
- * Product usage analytics
- * Session recording and replay
- * Feature flags and rollouts
- * A/B testing and experimentation
- * User surveys and feedback
FullStory
Pros
- + Best session replay quality in the industry
- + Frustration signal detection is unique
- + Comprehensive DX insights
- + Strong privacy controls
Cons
- - Expensive for high-traffic sites
- - Can be resource-intensive on client side
- - Free plan discontinued
- - Data retention limits on lower plans
PostHog
Pros
- + All-in-one product analytics
- + Generous free tier (1M events/mo)
- + Open source and self-hostable
- + Session replay included
Cons
- - UI less polished than Amplitude
- - Learning curve
- - Self-hosting requires resources
Editorial Verdict
PostHog takes the lead for solo founders — it offers better value and is explicitly solo-friendly. FullStory may still be the right pick if you need deep Analytics features or plan to scale to a larger team.
Sarah Chen
Editor-in-Chief