Heap vs PostHog

A detailed comparison to help you choose between Heap and PostHog.

Heap

Heap

Capture every user interaction automatically without code changes

PostHog

PostHog

Open-source product analytics platform

Rating4.7 (157 reviews)4.0 (488 reviews)
Pricing Modelfreemiumfreemium
Starting PriceFree tier availableFree tier available
Best ForProduct and UX teams that prioritize speed of insight over engineering resources for implementation.Product and engineering teams wanting open-source, self-hostable product analytics
Free Tier
API Access
Team Features
Open Source
Tags
free tierteam featuresapi access
free tieropen sourceapi access
Visit Heap →Visit PostHog →

Heap

Pros

  • + Capture behavior automatically without code changes
  • + Analyze historical data with retroactive event creation
  • + Debug user issues directly with session replay
  • + Support for web, iOS, and Android apps

Cons

  • - Higher costs at scale due to auto-capture overhead
  • - Can generate large volumes of low-signal data requiring filtering
View full Heapreview →

PostHog

Pros

  • + All-in-one product analytics
  • + Fully open-source and self-hostable
  • + Generous free cloud tier

Cons

  • - Can be overwhelming for small teams
  • - Self-hosting has operational overhead
View full PostHogreview →

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Heap vs PostHog — Comparison 2026 | ToolSpotter