Starting price; rises with usage
Visit PostHog ↗PostHog vs Heap
Compare with for .
PostHog is the better fit.
It publishes its prices; the other needs a sales quote.
How we work out the matchFine-tune
What you'd pay
Entry plan for 10 people, billed yearly where offered. Prices checked Oct 2026.
Free up to 10K sessions; paid plans by quote
Visit Heap ↗PostHog
Engineering-led teams leaving Amplitude because they want analytics, replay, flags, experiments, surveys and error tracking under one SDK with public per-unit prices and monthly billing.

Heap
Teams leaving Amplitude because their tracking plan keeps falling behind, who want autocapture and the ability to define events after the fact.
Side by side
| PostHog | ||
|---|---|---|
| Pricing | Free (1M events, 5K recordings/month); pay-as-you-go from $0.00005/event after that, billed monthly | Free (up to 10k sessions/month); Growth, Pro and Premier by quote |
| G2 Rating | 4.5 (1,055 reviews) | 4.4 (1,097 reviews) |
| Best For | Engineering-led teams leaving Amplitude because they want analytics, replay, flags, experiments, surveys and error tracking under one SDK with public per-unit prices and monthly billing. | Teams leaving Amplitude because their tracking plan keeps falling behind, who want autocapture and the ability to define events after the fact. |
Pros and cons
PostHog
Pros
- Every product has a free monthly allowance and public per-unit prices
- Anonymous events are cheap: $152.90/month at 5M events
- Billing limits per product prevent surprise bills
- Managed migration from Amplitude, and historic imports are free
Cons
- Identified events cost far more than anonymous ones (about $560/month at 5M if all identified)
- SAML SSO needs the Scale package at $750/month
- Self-hosting is unsupported and limited to free-plan features
- Many separate meters make forecasting harder
- Interface assumes some comfort with SQL and engineering concepts
Heap
Pros
- Autocapture means less upfront instrumentation
- Retroactive event definitions answer questions you did not plan for
- SSO is listed even on the Free plan
- Part of Contentsquare, which adds experience analytics options
Cons
- No paid prices published
- Session replay is an add-on, not included
- 6 to 12 months of data history below Pro unless you pay for more
- No feature flags, experiments or surveys on the pricing page
- Over-limit accounts must upgrade before they can view data again
Related comparisons
Amplitude alternatives
Switch to Mixpanel if you want the closest replacement with public prices and SSO on a self-serve plan. Choose PostHog if engineers want analytics, replay, flags and experiments in one tool. Stay on Amplitude Plus if price is your only concern: at 5M events it is cheaper than most alternatives.
Best Product Analytics Tools
PostHog is the best product analytics tool for most product teams in 2026: the broadest free tier, published per-unit prices with billing limits, and analytics, replay, flags, experiments and surveys on one data set. Pick Mixpanel for fast self-serve reports with SSO on a published plan, or Amplitude for 2M free events and low mid-volume pricing.
Best Session Replay Tools
Pick PostHog for most teams: generous free web and mobile recordings, published per-recording prices and replay linked to analytics and errors. Choose LogRocket for debugging, Microsoft Clarity if you have no budget, and Contentsquare if you are a marketing team or former Hotjar user.
