Matomo vs PostHog: what their users struggle with

Not a verdict and not a star rating: the problems users of Matomo and PostHog describe in public, side by side, each one linked to its source (as of 2026-10-15).

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Every count in this table is of open reports in the recent window (Matomo since 2023-10, PostHog since 2023-10); older and fixed reports are not counted. The counts measure how much public discussion exists for each product, not which is better: a popular tool collects more reports.

Problems mostly raised about Matomo

• Self-hosted free edition lacks funnel analysis and other key features · Pricing & plans · Annoyance
• Paid Matomo cloud tier too small for real traffic once crawlers are counted · Pricing & plans · Annoyance
• Reporting API rejects ad hoc segments after upgrade · API & developer experience · Blocks work
• Marketplace refresh warning makes archive command exit with code 1 · Reliability & bugs · Blocks work
• Live and real-time map polling stops after a failed request · Reliability & bugs · Blocks work

Problems mostly raised about PostHog

• Marketing site does not make clear what PostHog actually does · Setup & onboarding · Annoyance
• PostHog configuration too fiddly to tune even with AI assistance · Customization · Blocks work
• Cannot remove test events, requiring manual SQL filters in every query · Data export & migration · Blocks work
• Concern PostHog AI model training gives it rights over customer telemetry and code · Permissions & security · Annoyance
• Session Replay search and filters feel unreliable · UI & usability · Annoyance

Go further

Open Matomo and PostHog in the compare tool to filter by area and severity, Matomo alternatives, PostHog alternatives, or the state of product analytics.

How the data is built. A theme is a group of reports about the same problem; unique means not matched to a theme on the other product.