What is the difference between Amplitude and FullStory?

Amplitude focuses on Event tracking and is freemium, while FullStory specializes in Session replay and is enterprise. Both are AI Data Analysis tools.

Is Amplitude or FullStory better?

It depends on your needs. Amplitude excels at Powerful behavioral analytics, while FullStory is known for Excellent session replay. Compare their features above to decide which fits your workflow.

Amplitude vs FullStory

AI Data Analysis tools comparison · Updated 2026

Choosing between Amplitude and FullStory? Both are popular AI Data Analysis tools. Amplitude starts at Freemium and focuses on Event tracking. FullStory starts at Paid and specializes in Session replay. Here's a detailed side-by-side comparison to help you decide.

At a Glance

	Amplitude	FullStory
Category	AI Data Analysis	AI Data Analysis
Pricing	freemium	enterprise
Starting Price	Freemium	Paid
Best For	data-analysis, product-analytics, user-behavior	data-analysis, user-experience, session-replay
Features	6 listed	6 listed

Amplitude

Product analytics with behavioral tracking, funnels, cohorts, and AI insights.

AI Data Analysis freemium

Visit Amplitude → Alternatives

FullStory

Digital experience platform with session replay, heatmaps, and AI frustration detection.

AI Data Analysis enterprise

Visit FullStory → Alternatives

Feature Comparison

Amplitude	FullStory
✓ Event tracking	✓ Session replay
✓ Funnel analysis	✓ Heatmaps
✓ Cohort analysis	✓ Frustration signals
✓ AI insights	✓ Product analytics
✓ Experimentation	✓ Error tracking
✓ Session replay	✓ AI insights

Pricing Comparison

Amplitude

freemium

Free Starter plan. Plus at $49/mo. Growth and Enterprise with custom pricing.

FullStory

enterprise

Free trial available. Business and Enterprise plans with custom pricing based on sessions.

Pros & Cons

Amplitude

Pros

+ Powerful behavioral analytics
+ Generous free tier
+ AI-powered insights
+ Strong SDKs

Cons

− Expensive at volume
− Learning curve
− Complex event taxonomy needed

FullStory

Pros

+ Excellent session replay
+ AI frustration detection
+ Rich DX insights
+ Powerful search

Cons

− Expensive
− Session-based pricing
− Privacy considerations

The Verdict

Both Amplitude and FullStory are strong AI Data Analysis tools. Amplitude stands out for Powerful behavioral analytics, making it ideal if that's your priority. FullStory excels at Excellent session replay, which may be more important for your workflow. Price-wise, Amplitude is freemium while FullStory is enterprise, so budget may also factor in.