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Technology · head to head

PostHog vs Supermetrics

PostHog logo

PostHog

Technology

The single platform to analyze, test, observe, and deploy new features

From
Free
Rated
-
Full reviewWebsite
Supermetrics logo

Supermetrics

Marketing

Bring all your marketing data into one place

From
€49/month
Rated
-
Full reviewWebsite

The short version

  • Only PostHog has a free tier, so it costs nothing to try first.
  • Each has a real cost: PostHog the free tier covers 1M events, 5K web session recordings and 2.5K mobile recordings per month before usage-based billing starts; Supermetrics every package includes only 1 core destination; sending the same data to a second destination is a paid extra
  • They diverge on capability: PostHog covers Product analytics, Supermetrics covers Multi-source data connectors.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which PostHog and Supermetrics actually diverge.

Attributes where PostHog and Supermetrics differ
AttributePostHogSupermetrics
Starting priceFree€49/month
Pricing modelusage-basedsubscription
Free tierYesNo
PlatformsWeb, Ios, Android, ApiWeb, Google-sheets, Data-studio, Excel, Api
CategoryTechnologyMarketing
Founded20202010

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in PostHog

  • Product analytics
  • Session recording
  • Feature flags
  • A/B testing
  • Heatmaps
  • SQL access
  • Data warehouse
  • Apps platform

Only in Supermetrics

  • Multi-source data connectors
  • Real-time data sync
  • Custom dimensions
  • Data blending
  • Scheduled reports
  • API access
  • Data transformation
  • Visualization

What people use each for

The jobs each tool is most often brought in to do.

PostHog

  • Product analyticsnot Supermetrics
  • Feature experimentationnot Supermetrics
  • User behavior trackingnot Supermetrics
  • A/B testingnot Supermetrics
  • Debug production issuesnot Supermetrics

Supermetrics

  • Pulling marketing platform data into Google Sheets, Looker Studio, Excel or Power BInot PostHog
  • Loading advertising data into BigQuery or Snowflake for reportingnot PostHog
  • Automating recurring client marketing reports at an agencynot PostHog

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

PostHog

  • The free tier covers 1M events, 5K web session recordings and 2.5K mobile recordings per month before usage-based billing starts
  • Accounts without a card on file are limited to 1 project; adding one raises it to 6
  • Data retention is 1 year until a card is added, which extends it to 7 years
  • Support is community-only until the account is on a paid plan
  • Error tracking is capped at 100K exceptions and surveys at 1500 responses per month on the free tier

Supermetrics

  • Every package includes only 1 core destination; sending the same data to a second destination is a paid extra
  • The Starter plan at 49 EUR per month billed monthly includes 1 user, 3 data sources and 3 accounts per data source
  • Data refreshes are weekly on Starter, daily on Growth and hourly on Pro; on-demand refreshes require Enterprise
  • Refresh scheduling on those tiers is stated for Google Sheets only
  • Snowflake and BigQuery data warehouse destinations require the Enterprise package
  • SAML SSO is Enterprise only; lower tiers get basic single sign-on
  • Data transformations, data residency and region control, multiple teams and Management API access are Enterprise only
  • Enterprise carries no published price and is quote only
  • The 20% saving is only available on yearly billing
  • AI credits are metered per plan at 4,000 monthly on Starter and 12,000 on Growth

Pricing, plan by plan

PostHog

Free
  • FreeFree
    • 1M events/month
    • 5K sessions/month
    • Unlimited users
  • Paid$undefined/month
    • $0.00031/event
    • $0.005/session
    • Advanced permissions
  • Enterprise$undefined/month
    • SAML SSO
    • Advanced security
    • Dedicated support

Supermetrics

€49/month
  • Starter$49/month
    • 1 core destination
    • 3 data sources
    • 1 user
  • Growth$199/month
    • 1 core destination
    • 7 data sources
    • 2 users
  • Pro$499/month
    • 1 core destination
    • 10 data sources
    • 3 users

Which should you pick?

Choose PostHog if

  • You need product analytics.
  • You want to start without paying.
  • You work on Web, Ios, Android, Api.
  • You also want session recording.
PostHog review

Choose Supermetrics if

  • You need multi-source data connectors.
  • You work on Web, Google-sheets, Data-studio, Excel, Api.
  • You also want real-time data sync.
Supermetrics review

Questions people ask

Is PostHog or Supermetrics better?
Neither clearly leads. PostHog starts at Free and Supermetrics at €49/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, PostHog or Supermetrics?
PostHog has a free tier; the other does not. Paid plans start at Free for PostHog and €49/month for Supermetrics.
Does PostHog or Supermetrics run on more platforms?
PostHog runs on Web, Ios, Android, Api. Supermetrics runs on Web, Google-sheets, Data-studio, Excel, Api.
Can I use PostHog for free?
Yes. PostHog has a free tier, so you can try it without paying. Supermetrics starts at €49/month.
What is PostHog best used for?
PostHog is most often used for product analytics, feature experimentation, user behavior tracking, a/b testing. Of those, product analytics and feature experimentation are not what Supermetrics is typically brought in for.
What can PostHog do that Supermetrics cannot?
PostHog covers Product analytics, Session recording, Feature flags, A/B testing. Supermetrics covers Multi-source data connectors, Real-time data sync, Custom dimensions, Data blending.

Answered from the vendors’ own pages

PostHog: What does PostHog's free tier include per month?

PostHog free tier includes: 1M analytics events, 5K session replays, 1M feature flag requests, 100K error tracking exceptions, 1,500 survey responses, 1M data warehouse rows, 10K data pipeline events, 100K AI observability events, 500 PostHog AI credits, 10K workflow messages, and 10GB log ingestion. Source: https://posthog.com/pricing

Source
Supermetrics: How much does Supermetrics cost?

Supermetrics offers three subscription plans: Starter at EUR 49 per month, Growth at EUR 199 per month, and Pro at EUR 499 per month. Annual billing provides a 20% discount. Enterprise plans require a custom quote.

Source
PostHog: How much data retention does PostHog provide on paid plans?

PostHog free tier provides 1-year data retention. Pay-as-you-go plans offer 7-year data retention across all projects, enabling longer historical analysis. Source: https://posthog.com/pricing

Source
Supermetrics: Can I add extra users or data sources to my Supermetrics plan?

Yes, additional features are available for all plans. Additional users cost EUR 29 to EUR 124 per month depending on plan tier, and additional data sources cost EUR 29 to EUR 37 per month. Additional destinations and ad accounts also carry separate monthly fees.

Source
PostHog: What percentage of PostHog users stay on the free tier?

PostHog states that 97% of companies use PostHog for free, indicating extensive free tier adoption. However, specific per-unit pricing rates for overages on paid plans are not published. Source: https://posthog.com/pricing

Source
PostHog: When does PostHog provide priority support on paid plans?

PostHog provides email or Slack support for accounts exceeding $2,000/month on pay-as-you-go plans. Specific response times and support SLAs are not detailed on their pricing page. Source: https://posthog.com/pricing

Source
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