PostHog vs Heap
PostHog and Heap are two of the most popular product analytics tools, so choosing between them is a common dilemma. PostHog is best known for event tracking and suits startups, saas, developer teams teams, while Heap stands out for automatic event capture and is a strong fit for saas, e-commerce, product teams. Below we break down pricing, features, pros and cons so you can decide quickly.
Quick verdict
If budget is the priority, Heap is the more accessible option ($0-$3600/mo). For overall user satisfaction, Heap edges ahead with a 4.3/5 rating. Most teams should pick PostHog for startups use cases and Heap for saas use cases — and many growing companies end up running both together.
| Feature | PostHog | Heap |
|---|---|---|
| Pricing model | Freemium | Freemium |
| Price range | $0-$450/mo | $0-$3600/mo |
| Free tier | Yes | Yes |
| Category | Product Analytics | Product Analytics |
| Best for | Startups, SaaS, Developer Teams | SaaS, E-commerce, Product Teams |
| Key features |
|
|
| User rating | ★ 4.2 (850) | ★ 4.3 (1,600) |
Choose PostHog if…
- ✓You're focused on startups, saas, developer teams
- ✓All-in-one product OS (analytics, flags, replays)
- ✓Open source & self-hostable
- ✓Developer-first with generous free tier
- ✓You want to start on a free plan
Choose Heap if…
- ✓You're focused on saas, e-commerce, product teams
- ✓Autocapture means no manual tagging
- ✓Retroactive analysis of past events
- ✓Good for non-technical teams
- ✓You want to start on a free plan
PostHog vs Heap: pros & cons
PostHog
Pros
- ✓All-in-one product OS (analytics, flags, replays)
- ✓Open source & self-hostable
- ✓Developer-first with generous free tier
Cons
- ✕Self-hosting requires infra
- ✕UI breadth can overwhelm
- ✕Younger ecosystem than rivals
Heap
Pros
- ✓Autocapture means no manual tagging
- ✓Retroactive analysis of past events
- ✓Good for non-technical teams
Cons
- ✕Autocapture creates noisy data
- ✕Pricing opaque at scale
- ✕Less flexible custom modeling
Frequently asked questions
Is PostHog or Heap cheaper?
Heap is generally the more affordable option ($0-$3600/mo). PostHog is priced at $0-$450/mo and Heap at $0-$3600/mo, so the best value depends on your data volume and which features you need.
Is PostHog free?
Yes, PostHog offers a free tier ($0-$450/mo), which is great for getting started before you scale up.
Is Heap free?
Yes, Heap offers a free tier ($0-$3600/mo), so you can trial it without commitment.
Can I use PostHog and Heap together?
Yes. Many teams run PostHog and Heap side by side — PostHog for startups and Heap for saas. A customer data platform (like Segment or RudderStack) makes it easy to send the same events to both.
Which is better for startups, PostHog or Heap?
For startups, PostHog is typically the stronger choice thanks to event tracking and feature flags. Heap is the better pick when you need automatic event capture.