Product analytics · Comparison
Heap vs Mixpanel vs PostHog
3 products compared side by side: what you pay for with each one first, then the five access facts, entry prices, recorded plan limits and the bottom line of each review. The evidence note under the table says how each product was checked.
Side by side
| Metric | Heap | Mixpanel | PostHog |
|---|---|---|---|
| What you're paying for | Saves engineering timeEvents captured automatically from one snippet, with SAML SSO on every plan, including Free, and four ISO certifications. | Compliance includedSAML SSO and SCIM on the self-serve Growth plan, two years of data on every plan, and its own SOC 2 Type II and ISO 27001. | Saves engineering timePer-event rates published for every volume, 7 years of data on paid usage, priced warehouse exports and a HIPAA BAA without a sales contract. |
| Overall score | 3.7 | 7.1 | 7.8Best |
| Free option | Free plan | Free plan | Free plan |
| Card to start | –Not measured | No card needed | No card needed |
| Getting access | Self-serve | Self-serve | Self-serve |
| Starter priceCheapest paid plan | –Not measured | $0 | $0 |
| Pricing model | Usage-based | Tiered | Usage-based |
| Pricing page | Prices hidden | Public prices | Public prices |
| Free plan | 10,000 sessions/mo; free events not stated | 1M events/mo, unlimited seats | 1M events/mo, unlimited team members |
| Price for 10M events/mo | Not published; billed by sessions | $1,176 monthly, $840 billed annually (Growth) | $1,080 identified, $324.40 anonymous (computed) |
| Self-serve prices up to | No price published | 20M events/mo | No ceiling; rates listed past 250M events |
| Data retention | 6 months (Free), 12 months (Growth) | 2 years on every plan | 1 year (Free), 7 years (paid) |
| SOC 2 / ISO 27001 | SOC 2 Type 1 and 2; ISO 27001, 27701, 27017, 27018 | SOC 2 Type II, ISO 27001 and ISO 27701 | SOC 2 Type II; ISO 27001 not listed |
| EU data storage | EU data center; region-specific storage on Premier | Every plan, chosen at project creation | EU cloud in Frankfurt |
| HIPAA BAA | Offered (2023 blog post); plan not stated | Enterprise plan | Boost package, $250/mo |
| SAML SSO | Every plan, including Free | Growth plan (self-serve) | Scale package, $750/mo |
| Warehouse export | Heap Connect: Pro add-on, included in Premier | Data Pipelines add-on, fee not listed | Batch exports; 1M rows/mo free, then per row |
| Self-hosting | Not listed | Not listed | Open source (MIT), unsupported |
| Bottom line | From its public pages, Heap pairs autocapture with SSO on every plan and four ISO certifications. It publishes no prices and bills by sessions, so expect to install the snippet or talk to sales before you know the cost. | From its public pages, Mixpanel has the most complete self-serve access controls of the three and the clearest written price table. It has the highest listed price at 10 million events, so compare annual billing before you decide. | From its public pages, PostHog is the most transparent on price and the most open with your data, with a self-serve HIPAA BAA. Identified events carry a second rate, so estimate your mix of identified and anonymous events before comparing bills. |
Evidence: Heap: facts checked 2026-10-15 from its public sign-up and pricing pages, no completed hands-on run; Mixpanel: facts checked 2026-10-15 from its public sign-up and pricing pages, no completed hands-on run; PostHog: facts checked 2026-10-15 from its public sign-up and pricing pages, no completed hands-on run. Prices in USD as listed, excluding tax. "–" means not recorded.
When to pick each
In the words of each review, with the date its facts were checked.
From our Heap review
Checked Oct 15, 2026- Pick Heap when
- You want SSO on the free plan and autocapture from one snippet.
- Pick Mixpanel when
- You want every self-serve price in writing and two years of data on every plan.
From our Mixpanel review
Checked Oct 15, 2026- Pick Mixpanel when
- You want SSO included in the plan price, or an ISO 27001 certificate.
- Pick PostHog when
- You need published prices above 20 million events, a self-serve HIPAA BAA, or self-hosting.
From our PostHog review
Checked Oct 15, 2026- Pick PostHog when
- You want published rates past 20 million events, a self-serve BAA, or warehouse exports with listed prices.
- Pick Mixpanel when
- You want SAML SSO in the plan price, ISO 27001, or two years of data on the free plan.
Entry price
Baseline: each product's cheapest paid plan, per month. Included usage differs, so read the line under each price.
- HeapGrowthNot publishedPriced by sessions; estimate shown after you sign up and install the snippet
- Unlimited users and reports
- CSV exports
- 12 months of data history
- Email support
- MixpanelGrowthFrom $0/moFirst 1M events free; 10M events $1,176/mo, or $840/mo billed annually; up to 20M events
- SAML SSO and SCIM
- Warehouse connectors and Query API
- 20,000 session replays/mo
- Data Pipelines add-on (extra fee)
- PostHogPay-as-you-goFrom $0/moFirst 1M events free, then $0.00005 per event, falling to $0.000009 above 250M; identified events add a person-profile rate
- 6 projects
- 7-year data retention
- Billing limit per product
- Boost package $250/mo (HIPAA BAA)
- Scale package $750/mo (SAML SSO)
Prices as listed on each pricing page, in USD per month, excluding tax. Observed: Heap 2026-10-15, Mixpanel 2026-10-15, PostHog 2026-10-15.
Which one fits
- If you need to start today without a sales call
- PostHogSelf-serve sign-up, no card needed; the highest score of the 3 self-serve products here (7.8/10).
- If you want to try it without entering a card
- PostHogFree plan, no card needed, and the highest score of the 2 that skip the card (7.8/10).
- Highest overall score
- PostHog7.8/10 (Good). The review shows the score breakdown and the run behind it.
Picked by fixed rules from the table above, not by hand. How we score
Full reviews
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