PostHog vs Smartlook: Which is Better in 2026?
Choosing between PostHog and Smartlook 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.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
PostHog
Open-source product analytics with event tracking, feature flags, and session recording
Best for you if:
- • You need product analytics features specifically
- • All-in-one product OS (analytics, flags, replay)
- • Open source and self-hostable
Smartlook
Session recordings and behavior analytics
Best for you if:
- • You need screen recording features specifically
- • Smartlook is a product analytics tool with session recordings
- • It combines quantitative analytics with qualitative insights
| At a Glance |  PostHog |  Smartlook |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | Product Analytics | Screen Recording |
Rating | 4.5/5 | 4.6/5 |
Free plan | Yes | Yes |
Choose PostHog or Smartlook?
Choose PostHog if
Open-source product analytics with event tracking, feature flags, and session recording
- Open source
- All-in-one
- Self-hostable
- Your work is product analytics-shaped, not screen recording-shaped
Choose Smartlook if
Session recordings and behavior analytics
- Session recordings
- Good analytics
- Mobile support
- Budget matters (Free vs Free)
- Your work is screen recording-shaped, not product analytics-shaped
| Feature | PostHog | Smartlook |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| User Rating | ★4.5/5 1,036 reviews | ★4.6/5 873 reviews |
| Categories | Product AnalyticsWeb Analytics | Screen RecordingWeb Analytics |
In-Depth Analysis
PostHog
Open-source product analytics with event tracking, feature flags, and session recording
Strengths
- +Open source
- +All-in-one
- +Self-hostable
Weaknesses
- -Complex setup
- -Can get expensive
Key features
Smartlook
Session recordings and behavior analytics
Strengths
- +Session recordings
- +Good analytics
- +Mobile support
- +Fair pricing
- +Active development
Weaknesses
- -Privacy concerns
- -Storage limits
- -Better alternatives exist
- -Learning curve
- -Feature gaps
Key features
Pricing: PostHog vs Smartlook
| Plan | PostHog | Smartlook |
|---|---|---|
| Tier 1 | Free Free | Free Free |
| Tier 2 | Custom Usage-Based | $55 month Pro |
| Tier 3 | $750 Scale | custom Enterprise |
Pricing verified from each vendor's public pricing page. Compare in detail on PostHog pricing and Smartlook pricing.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: PostHog
Want the highest-rated option?
PostHog: 4.5/5 (1,036 reviews). Smartlook: 4.6/5 (873 reviews).
Go with: Smartlook
Value user reviews?
PostHog: 1,036 reviews (4.5/5). Smartlook: 873 reviews (4.6/5).
Go with: PostHog
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
PostHog is a product analytics tool. Smartlook is in screen recording. Pick the category that matches your needs.
How important are ratings?
Smartlook is rated higher: 4.6/5 vs 4.5/5.
Key Takeaways
PostHog
- Larger review base (1,036 reviews)
- Free tier available
- Our pick for this comparison
Smartlook
- Higher user rating: 4.6/5 vs 4.5/5
- Better fit for screen recording
The Bottom Line
PostHog is our pick.
Frequently Asked Questions
Is PostHog or Smartlook better?
PostHog is rated in our evaluation. Both are freemium.
What are PostHog and Smartlook used for?
PostHog: Open-source product analytics with event tracking, feature flags, and session recording. Smartlook: Session recordings and behavior analytics.
What does PostHog cost vs Smartlook?
PostHog is freemium (free tier + paid plans). Smartlook is freemium (free tier + paid plans). Visit their websites for detailed pricing.