Hotjar vs PostHog — Which One Wins?
A detailed, side-by-side comparison of Hotjar and PostHog to help you pick the right tool for your workflow.
Quick Verdict
PostHog takes the lead with a 4.5 rating and is best for startups wanting product analytics, session replay, and feature flags in one open-source platform.. Hotjar (4.2) is the better pick if you need product and marketing teams who need to understand the "why" behind user behavior..
Side-by-Side Comparison
| Criteria | Hotjar | PostHog |
|---|---|---|
| Rating | ★★★★ 4.2(312) | ★★★★ 4.5(167) |
| Pricing Model | freemium | open_source |
| Starter Price | $39/mo (Plus, 100 daily sessions) | Pay-as-you-go above free limits |
| Free Tier | Yes | Yes |
| Platforms | web | web |
| Learning Curve | easy | medium |
| API Available | Yes | Yes |
| Best For | Product and marketing teams who need to understand the "why" behind user behavior. | Startups wanting product analytics, session replay, and feature flags in one open-source platform. |
| Verdict | recommended | recommended |
Feature Checklist
| Feature | Hotjar | PostHog |
|---|---|---|
| Heatmaps (click, scroll, move) | — | |
| Session recordings | — | |
| Feedback widgets | — | |
| Surveys | ||
| Funnel analysis | — | |
| User interviews | — | |
| Product analytics | — | |
| Session replay | — | |
| Feature flags | — | |
| A/B testing | — | |
| Self-hostable open source | — |
Hotjar
Pros
- ✓Visual insights that quantitative analytics cannot provide
- ✓Session recordings reveal exact user friction points
- ✓Free tier is enough to start finding conversion issues
Cons
- ✕Session recording limits on lower plans are restrictive
- ✕Not a replacement for product analytics (Mixpanel/Amplitude)
- ✕Privacy implications of recording user sessions
PostHog
Pros
- ✓All-in-one replaces 4-5 separate tools
- ✓Open source with free self-hosting
- ✓Cloud free tiers are genuinely generous
Cons
- ✕Individual analytics less powerful than dedicated Mixpanel/Amplitude
- ✕Session replay less polished than FullStory
- ✕Self-hosting requires infrastructure management
The Bottom Line
Both Hotjar and PostHog are solid tools in the Analytics & Data space. PostHog edges ahead with a stronger overall rating (4.5 vs 4.2) and is the better choice for startups wanting product analytics, session replay, and feature flags in one open-source platform.. However, if you prioritize product and marketing teams who need to understand the "why" behind user behavior., Hotjar is worth serious consideration. We recommend trying the free tier or trial of each before committing.