The established competitors worth comparing against PostHog — researched and reviewed by our editorial team.
Mixpanel
Best for: Teams who want focused product analytics without PostHog's breadth
Mixpanel is the focused product analytics alternative — events, funnels, retention, cohorts, session replay. More polished UI than PostHog; less breadth (no feature flags or A/B testing built in).
Free 1M events/mo, paid tiers usage-based
Pros
- ✓Cleaner, more focused UI than PostHog
- ✓Generous free tier (1M events/mo)
- ✓Mature integrations and SDKs
Cons
- ×Per-MTU pricing scales like PostHog's paid tier
- ×Less bundled than PostHog (no flags, no A/B)
- ×Closed-source — no self-host
Amplitude
Best for: Product teams who want depth on cohort and behavioral analysis
Amplitude is the enterprise-grade alternative — deeper cohort analysis and behavioral segmentation than PostHog. Best fit for product teams who want analytics depth and have the team to use it.
Free 50k MTU/mo, paid tiers usage-based
Pros
- ✓Strongest cohort and behavioral analysis tooling
- ✓Generous free tier (50k MTU/mo)
- ✓Enterprise-grade features and compliance
Cons
- ×No bundled session replay or feature flags
- ×Sales-led for enterprise tier
- ×UI complexity can overwhelm new users
June
Best for: B2B SaaS teams who want pre-built dashboards without setup
June is the opinionated B2B SaaS alternative — pre-built dashboards for activation, retention, churn that work in minutes. Less flexible than PostHog; dramatically faster to set up.
Free 1k users, $149/mo Pro, $549/mo Business
Pros
- ✓Pre-built B2B SaaS dashboards in minutes
- ✓Strong Slack and HubSpot integrations
- ✓Focused modern UI
Cons
- ×Less flexible than PostHog
- ×B2B SaaS-specific — not for consumer apps
- ×No session replay or feature flags
LaunchDarkly
Best for: Teams who want enterprise-grade feature flags without the analytics bundle
If you're using PostHog primarily for feature flags, LaunchDarkly is the enterprise-grade specialist. Mature flag management, strong experimentation, deep integrations. Doesn't do analytics; pair with anything for that.
Free 1k MAU, custom paid tiers
Pros
- ✓Best-in-class feature flag management
- ✓Mature experimentation features
- ✓Enterprise-grade security and compliance
Cons
- ×Doesn't do analytics — pair with PostHog / Mixpanel / Amplitude
- ×Sales-led pricing past free tier
- ×Specialized — not a PostHog replacement, just for flags
OpenReplay
Open sourceSelf-hostBest for: Teams who want open-source session replay without PostHog's breadth
If you're using PostHog primarily for session replay, OpenReplay is the focused open-source alternative — self-hostable, GDPR-friendly, with strong developer tools (console logs, network requests, errors). Doesn't do analytics.
Free self-hosted, $4.50/mo Cloud per 5k sessions
Pros
- ✓Open source — self-host for free
- ✓Strong dev tools (console, network, errors) per session
- ✓Focused on session replay specifically
Cons
- ×No product analytics — pair with another tool
- ×Self-host requires real infra work
- ×Smaller community than PostHog
