PostHog vs Countly
PostHog is open-source product analytics suite with session replay, feature flags, A/B testing, and surveys, while Countly is open-source product analytics for mobile, web, and desktop with crash reporting. PostHog is built for product teams that need analytics, session replay, and feature flags in one tool, whereas Countly targets mobile app teams wanting open-source analytics.
| Feature | PostHog | Countly |
|---|---|---|
| Free tier available | ✓ | ✓ |
| Open source | ✓ | ✓ |
| A/B Testing | ✓ | — |
| Crash Reports | — | ✓ |
| Feature Flags | ✓ | — |
| Mobile Analytics | — | ✓ |
| Product Analytics | ✓ | — |
| Push Notifications | — | ✓ |
| Session Replay | ✓ | — |
| Surveys | ✓ | ✓ |
Pricing: Both PostHog and Countly are free, so this decision comes down to features and philosophy rather than budget.
Feature gaps: PostHog offers A/B Testing, Feature Flags and Product Analytics that Countly lacks. Countly brings Crash Reports, Mobile Analytics and Push Notifications that PostHog does not have. Both share Surveys.
Team fit: PostHog is geared toward any size teams, while Countly is aimed at mid-size teams teams. Pick the one that matches where your team is today and where it is headed — migrating tools later is always painful.
Open source: Both PostHog and Countly are open source, so self-hosting and code audits are on the table with either choice.
Where each tool shines: PostHog's biggest strengths are: all-in-one: analytics, session replay, feature flags, a/b tests. generous free tier (1m events/mo). Countly's biggest strengths are: open source and transparent. includes mobile analytics as a core feature, purpose-built for analytics workflows.
Watch out for: With PostHog, users commonly note that can be overwhelming — lots of features. With Countly, the main complaint is that may lack some advanced features.
choose PostHog if
- You need a tool built for product teams that need analytics, session replay, and feature flags in one tool
- You specifically need A/B Testing and Feature Flags
- You care about generous free tier (1m events/mo)
- Your team size fits the any size profile PostHog is designed for
choose Countly if
- You need a tool built for mobile app teams wanting open-source analytics
- You specifically need Crash Reports and Mobile Analytics
- You care about includes mobile analytics as a core feature, purpose-built for analytics workflows
- Your team size fits the mid-size teams profile Countly is designed for
frequently asked
What is the difference between PostHog and Countly?
PostHog is open-source product analytics suite with session replay, feature flags, A/B testing, and surveys, while Countly is open-source product analytics for mobile, web, and desktop with crash reporting. PostHog is built for product teams that need analytics, session replay, and feature flags in one tool, whereas Countly targets mobile app teams wanting open-source analytics.
Should I use PostHog or Countly?
PostHog is built for product teams that need analytics, session replay, and feature flags in one tool. Countly is built for mobile app teams wanting open-source analytics. Pick the one that fits.
When should I choose PostHog over Countly?
Choose PostHog if You need a tool built for product teams that need analytics, session replay, and feature flags in one tool; You specifically need A/B Testing and Feature Flags; You care about generous free tier (1m events/mo); Your team size fits the any size profile PostHog is designed for.
When should I choose Countly over PostHog?
Choose Countly if You need a tool built for mobile app teams wanting open-source analytics; You specifically need Crash Reports and Mobile Analytics; You care about includes mobile analytics as a core feature, purpose-built for analytics workflows; Your team size fits the mid-size teams profile Countly is designed for.
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