kitio.aiAmplitude vs PostHog
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Amplitude starts at See pricing page and PostHog starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Funnels and retention charts
- Session replay
- AI analytics agents
- Experimentation
- Customer data platform
- Product analytics
- Session replay
- Feature flags and experiments
- SQL data warehouse
- AI assistant
| Feature | Amplitude | PostHog |
|---|---|---|
| Best for | Product analytics platform with AI agents for insights | Open-source product analytics suite with an AI assistant |
| Category | Data & analytics | Data & analytics |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | See pricing page |
| Free plan | Yes | Yes |
| Made by | Amplitude | PostHog |
| Based in | United States | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Both offer: Session replay.
Pricing compared
Amplitude starts at See pricing page and PostHog starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Core product analytics
- No credit card required
Plus
From $0, usage-based
- First 2M events/month free
- Scale up to 70M events
- AI agents and MCP
- Custom events and formulas
Growth
Custom
- Event-based pricing
- Advanced behavioral exploration
- Monitoring and alerts
- 20K monthly session replays
Enterprise
Contact sales
- Unlimited projects per portfolio
- Data access controls
- 50K monthly session replays
- Advanced user management
3 plans
Free
Free
- 1M analytics events/month
- 5K session recordings
- 1M feature flag requests
- 1 project, 1-year retention
Pay-as-you-go
Usage-based after free tier
- Unlimited usage
- 6 projects
- 7-year data retention
- Per-product billing limits
Enterprise
Contact sales
- Annual plans and volume discounts
- Platform features and onboarding help
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Amplitude
- Deep behavioral analytics
- Generous free plan
- Analytics and experiments together
- Event tracking setup takes effort
- Costs scale with event volume
PostHog
- Many tools in one product
- Large free monthly allowance
- Transparent pricing
- Interface can feel crowded
- Usage costs grow with traffic
Which one should you choose?
Choose Amplitude if you want:
- Deep behavioral analytics
- Generous free plan
- Analytics and experiments together
Watch out: event tracking setup takes effort.
Choose PostHog if you want:
- Many tools in one product
- Large free monthly allowance
- Transparent pricing
Watch out: interface can feel crowded.
Amplitude vs PostHog FAQ
What is the difference between Amplitude and PostHog?
Amplitude: Product analytics platform with AI agents for insights. PostHog: Open-source product analytics suite with an AI assistant. Both are data & analytics tools.
Is Amplitude or PostHog cheaper?
Amplitude starts at See pricing page and PostHog starts at See pricing page. Check both pricing pages for current plans.
Do Amplitude and PostHog have free plans?
Amplitude: Yes. PostHog: Yes.
Who makes Amplitude?
Amplitude is made by Amplitude, based in United States.
Who makes PostHog?
PostHog is made by PostHog, based in United States.
Which should I choose, Amplitude or PostHog?
Choose Amplitude if you value deep behavioral analytics and generous free plan. Choose PostHog if you value many tools in one product and large free monthly allowance.