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Clerk vs PostHog

Clerk (Auth) and PostHog (Analytics) take different approaches to development. Clerk: Drop-in authentication with pre-built UI components optimized for React and Next.js PostHog: All-in-one product analytics with session replay feature flags and A/B testing

Clerk logo

Clerk

Drop-in authentication with pre-built UI components optimized for React and Next.js

Category
Auth
Subcategory
Auth Provider
Pricing
Free (10K MAU) / Pro $25/mo
Tier
free
authauth provider
PostHog logo

PostHog

All-in-one product analytics with session replay feature flags and A/B testing

Category
Analytics
Subcategory
Product Analytics
Pricing
Free (1M events/mo) / Usage-based
Tier
free
analyticsproduct analytics

Key differences

DimensionClerkPostHog
PricingFree (10K MAU) / Pro $25/moFree (1M events/mo) / Usage-based
PlatformAuth ProviderProduct Analytics
Capabilitiesauth, auth provideranalytics, product analytics

Choose Clerk if...

  • Clerk fits your specific workflow and team preferences

Choose PostHog if...

  • PostHog fits your specific workflow and team preferences

Community pros and cons

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Frequently asked questions

Is Clerk or PostHog better for beginners?
Both tools are accessible. Clerk and PostHog are similar in approachability — try both and see which workflow clicks.
Which is cheaper, Clerk or PostHog?
Both have a free pricing model. Clerk: Free (10K MAU) / Pro $25/mo. PostHog: Free (1M events/mo) / Usage-based. Compare their specific plans to find the best value.
Can I use Clerk and PostHog together?
Yes — Clerk (Auth) and PostHog (Analytics) serve different roles and can complement each other in a project.

Verdict

Clerk and PostHog solve different problems. Choose based on whether you need a auth or a analytics.

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