Amplitude vs FullStory
Amplitude and FullStory are both analytics options. Amplitude lists 6 features across 3 platforms; FullStory lists 7 features across 1 platform — see the full breakdown below, sourced from each vendor's own site rather than ratings or reviews.
Side-by-side summary
Best for Amplitude
Positioned for product, data, engineering, marketing, and executive teams at companies from startups (free tier) to enterprises, across financial services, B2B SaaS, media, healthcare, and ecommerce.
Best for FullStory
Product management, data analytics, customer support, and marketing teams in retail/ecommerce, food and beverage, travel, financial services, gaming, and SaaS who want to remove conversion friction and personalize digital experiences.
Feature comparison
Every feature listed here comes directly from each vendor's own official site.
Amplitude
- Product analytics and web analytics with instant query results
- "360-Journeys" view of user actions across the full customer journey
- Root cause / anomaly analysis
- Session replay and heatmaps
- Feature experimentation and feature management/flagging
- AI-powered feedback analysis and 400+ partner integrations
FullStory
- Session replay to record and play back real user sessions
- Product analytics for behavior patterns and engagement metrics
- Mobile analytics tracking interactions across mobile apps
- Heatmaps visualizing where users click and scroll
- In-product Guides and Surveys for feedback collection
- StoryAI, an intelligence layer that surfaces insights from behavioral data
- Fullcapture for automatic, privacy-first interaction recording
Pros and cons
Amplitude
- Product analytics and web analytics with instant query results
- "360-Journeys" view of user actions across the full customer journey
- Root cause / anomaly analysis
- Session replay and heatmaps
- Feature experimentation and feature management/flagging
- AI-powered feedback analysis and 400+ partner integrations
- The Free plan is capped at 2 million events per month; repeated overages can block account access, and continued overages without upgrading can ultimately lead to account deletion under Amplitude's documented policy.
- Plus pricing becomes usage-based as event volume grows, while Growth and Enterprise pricing is custom and advanced features can require higher plans or add-ons.
FullStory
- Session replay to record and play back real user sessions
- Product analytics for behavior patterns and engagement metrics
- Mobile analytics tracking interactions across mobile apps
- Heatmaps visualizing where users click and scroll
- In-product Guides and Surveys for feedback collection
- StoryAI, an intelligence layer that surfaces insights from behavioral data
- Fullcapture for automatic, privacy-first interaction recording
- Fullstory does not publish numeric pricing for its paid Business, Advanced, or Enterprise plans; buyers must request pricing.
- The free plan is capped at 30,000 monthly sessions and up to 10 users; advanced capabilities and higher limits require a paid plan.
Key differences
- Amplitude lists Product analytics and web analytics with instant query results, "360-Journeys" view of user actions across the full customer journey, Root cause / anomaly analysis, Session replay and heatmaps, Feature experimentation and feature management/flagging, AI-powered feedback analysis and 400+ partner integrations that FullStory doesn't list.
- FullStory lists Session replay to record and play back real user sessions, Product analytics for behavior patterns and engagement metrics, Mobile analytics tracking interactions across mobile apps, Heatmaps visualizing where users click and scroll, In-product Guides and Surveys for feedback collection, StoryAI, an intelligence layer that surfaces insights from behavioral data, Fullcapture for automatic, privacy-first interaction recording that Amplitude doesn't list.
- Amplitude supports iOS, Android, which FullStory doesn't list.
Choose Amplitude if…
Choose Amplitude if this fits: Positioned for product, data, engineering, marketing, and executive teams at companies from startups (free tier) to enterprises, across financial services, B2B SaaS, media, healthcare, and ecommerce. Compared with FullStory specifically, Amplitude also offers Product analytics and web analytics with instant query results, "360-Journeys" view of user actions across the full customer journey, Root cause / anomaly analysis, and 3 more features that FullStory doesn't list, plus iOS, Android support that FullStory doesn't list.
Choose FullStory if…
Choose FullStory if this fits: Product management, data analytics, customer support, and marketing teams in retail/ecommerce, food and beverage, travel, financial services, gaming, and SaaS who want to remove conversion friction and personalize digital experiences. Compared with Amplitude specifically, FullStory also offers Session replay to record and play back real user sessions, Product analytics for behavior patterns and engagement metrics, Mobile analytics tracking interactions across mobile apps, and 4 more features that Amplitude doesn't list.
Facts on this page are sourced from each vendor's official site (linked below), not from ratings or reviews. Products change — verify anything that matters to your decision directly on the vendor's own site before switching. See our Disclaimer and Sources Policy.
Amplitude sources
Last verified October 6, 2026
- https://amplitude.com
- https://amplitude.com/product
- https://www.amplitude.com/pricing
- https://amplitude.com/docs/faq/billing-and-plans
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