DevVersus

PostHog vs Heap(2026)

PostHog is better for teams that need open source. Heap is the stronger choice if no manual event tracking needed. PostHog is freemium (from $0 (usage-based after 1M events)) and Heap is freemium (from Contact for pricing).

Full feature breakdown, pricing details, and pros & cons below.

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PostHog logo

PostHog

freemium

PostHog is an open-source product analytics suite with funnels, feature flags, A/B testing, and session recording.

Starting at $0 (usage-based after 1M events)

Visit PostHog
Heap logo

Heap

freemium

Heap auto-captures all user interactions in your app without manual tracking code, so you can retroactively analyze behavior.

Starting at Contact for pricing

Visit Heap

How Do PostHog and Heap Compare on Features?

FeaturePostHogHeap
Pricing modelfreemiumfreemium
Starting price$0 (usage-based after 1M events)Contact for pricing
Product analytics
Session recording
Feature flags
A/B testing
Surveys
Data warehouse
Auto-capture all events
Retroactive analysis
Funnels
Heatmaps
Session replays
Data connectors

PostHog Pros and Cons vs Heap

P

PostHog

+Open source
+All-in-one product suite
+Generous free tier
+Self-hostable
Can be complex to set up
Self-hosting requires infra
Large bundle size
H

Heap

+No manual event tracking needed
+Retroactive analysis
+Reduces engineering toil
+Good for non-technical teams
Can produce too much noisy data
Expensive
Less customizable than Mixpanel

Should You Use PostHog or Heap?

Choose PostHog if…

  • Open source
  • All-in-one product suite
  • Generous free tier

Choose Heap if…

  • No manual event tracking needed
  • Retroactive analysis
  • Reduces engineering toil

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