Analytics

PostHog

Product analytics, session replay, feature flags, A/B testing, all open source. The everything tool.

Our Pick Freemium
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The honest take.

Product analytics, session replay, feature flags, A/B testing, all open source. The everything tool.

Who it's for.

Best for
You have real users and need to understand behaviour
Avoid if
You have fewer than 100 users, premature optimisation

Our verdict.

FEWERTOOLS BEST SCORE · UNIVERSAL
88/100
Top Pick
85 category fit · 94 stack score · auto-derived
Our Pick · Founder-led
How we rank →
2026 Analytics Leader 2026 Founder Pick Bootstrapped Friendly
Where PostHog sits on the score ladder
94
02540557085100
Score has been stable since this tool was reviewed. No pricing events logged.
Live signals · autonomous Fetching from Hacker News + Reddit…
HN stories · last 7d · posthog.com
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Reddit (founder subs) · 7d · posthog.com
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Momentum impact
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Searching for "posthog.com" on both sources. Domain-based search avoids false matches like "linear regression" or "racing stripe". Click either card to see the actual stories.

#1 in Analytics · 22 ranked

Real pricing

Updated · Verify ↗
  1. Free Free
    unlimited

    1M events/month, 5k session replays, 1M feature flag requests, all free

  2. Paid Custom
    unlimited

    Pay only after free tier: $0.0001/event, $0.005/replay, $0.0001/flag request

  3. Self-hosted Free
    unlimited

    Full open-source version, host yourself

Pricing pulled from the vendor's public page on the date shown. Click "Verify" to view the source. We update on a rolling basis; if pricing has changed since, tell us.

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Our Pick

PostHog is our pick. Product analytics, session replay, feature flags, A/B testing, all open source. The everything tool.

More Analytics.

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Amplitude
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Independent
No paid placements, ever.
40+ hours tested
Real projects, not demos.
Review date
Last updated April 2026.
Verdict refreshed
We revisit as tools evolve.