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Reference edition 2026.46

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PostHog vs Atrby

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

PostHog compared with Atrby
DetailPostHog logo PostHogAtrby logo Atrby
What it doesYour product's context layer Cookieless analytics that shows which traffic pays
StageEstablished Not given
Founded2020 Not given
Based inNot given Not given
Pricing modelFreemium Freemium
Pricing97% of companies use PostHog for free. Free tier includes 1M events/month for analytics, 5K recordings/month for session replay, 1M requests/month for feature flags, and more. Paid plans offer usage-based pricing starting at $0.00005 per event for analytics, $0.005 per recording for session replay, Starter plan $19/month ($16/month billed yearly): up to 150k pageviews a month, 3 websites, 1 seat, 2,000 session replays a month, 3 years of data, read-only MCP and API. Growth plan $39/month ($33/month billed yearly): up to 150k pageviews a month, 30 websites, 30 seats, 20,000 session replays a mo
Key features
  • Product Analytics
  • Session Replay
  • Error Tracking
  • Feature Flags
  • Experiments
  • Surveys
  • Managed warehouse
  • Data pipelines
  • AI Observability
  • Workflows
  • Revenue attribution from Stripe, Lemon Squeezy, Polar, Paddle, Dodo Payments and Shopify
  • Session replay with masked form fields
  • AI traffic detection for ChatGPT, Perplexity, Claude and Gemini
  • Funnels and goals with revenue tracking
  • Web vitals: LCP, INP, CLS and TTFB
  • Cookieless by default with daily salt
  • Real-time visitor tracking and live globe
  • MCP and API access to query analytics in plain English
  • Alerts to email, Slack and webhooks
What makes it different
  • Single platform combining all product data tools instead of multiple separate services
  • Generous free tier that resets monthly with no credit card required
  • Usage-based pricing matching the cheapest competitor at every scale
  • AI agents can automatically diagnose problems and generate pull requests
  • Open source codebase and transparent company operations
  • Revenue attribution without cookies
  • No metering of events, goals, replays or AI crawler visits
  • Matches payments to visits with confidence levels: exact, linked or session
  • Self-hosted option for life with one-time $59 payment
  • No banner needed in cookieless mode
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)91 +1 (up) since last check2 +2 (up) since last check
Trust Flow (Majestic)530
Citation Flow (Majestic)610
Referring domains (Majestic)265900

5 details filled in for both companies.

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