Amplitude vs FullStory: Product Analytics, Pricing & Features Compared
Amplitude and FullStory can solve narrower parts of the journey. User Lifecycle is built for teams that want to improve what users do next, not just report on what already happened.
Choose Amplitude if your team mainly needs ai analytics platform for product, web, experimentation, session replay, guides, surveys, and digital experience optimization and the team fit matches product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises. It is usually the better fit for product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises.
Choose FullStory if your team mainly needs ai-powered behavioral analytics and digital experience intelligence platform and the team fit matches product, engineering, data, ux, support, ecommerce, saas, and enterprise digital experience teams. It is usually the better fit for product, engineering, data, UX, support, ecommerce, SaaS, and enterprise digital experience teams.
Choose User Lifecycle if your team mainly needs lifecycle analytics plus in-app action and the team fit matches product-led saas teams that want onboarding, analytics, and experimentation in one workflow. It is usually the better fit for product-led SaaS teams that want onboarding, analytics, and experimentation in one workflow.
Side-by-side snapshot
Amplitude vs FullStory
Amplitude
AI analytics platform for product, web, experimentation, session replay, guides, surveys, and digital experience optimization
Product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises
FullStory
AI-powered behavioral analytics and digital experience intelligence platform
Product, engineering, data, UX, support, ecommerce, SaaS, and enterprise digital experience teams
User Lifecycle
User LifecycleLifecycle analytics plus in-app action
Product-led SaaS teams that want onboarding, analytics, and experimentation in one workflow
Quick Verdict
The short answer
A compact version of the buying decision before the full comparison.
Best for Amplitude
Product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises
Amplitude is the better fit if your team mainly needs ai analytics platform for product, web, experimentation, session replay, guides, surveys, and digital experience optimization and the team fit matches product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises.
Watch out if
Amplitude can be complex to implement and configure, especially for smaller SaaS teams without dedicated product analytics or data resources. Some advanced capabilities, higher volumes, Guides and Surveys, Growth, and Enterprise features may require paid add-ons or custom pricing.
Best for FullStory
Product, engineering, data, UX, support, ecommerce, SaaS, and enterprise digital experience teams
FullStory is the better fit if your team mainly needs ai-powered behavioral analytics and digital experience intelligence platform and the team fit matches product, engineering, data, ux, support, ecommerce, saas, and enterprise digital experience teams.
Watch out if
Paid pricing is sales-led and not publicly listed. Some advanced capabilities, including StoryAI, dashboards, mobile, and Guides and Surveys, are paid-plan features or add-ons. The free plan has session, seat, server-side event, and support limits.
Best for User Lifecycle
Product-led SaaS teams that want onboarding, analytics, and experimentation in one workflow
Choose it when your team wants lifecycle analytics, onboarding flows, feedback, and experiments working around one activation goal.
Watch out if
Smaller ecosystem than older specialist categories.
Bottom line
Amplitude is usually the simpler choice when AI analytics platform for product, web, experimentation, session replay, guides, surveys, and digital experience optimization is the whole job. FullStory is stronger when AI-powered behavioral analytics and digital experience intelligence platform needs more depth. User Lifecycle is stronger when your team wants analytics and in-app action in the same workflow.
Why switch
Why User Lifecycle enters this comparison
This is the activation angle: where the competitors solve a focused job, User Lifecycle connects insight to action.
Analytics that lead to action
Amplitude and FullStory can help with their core workflows. User Lifecycle is built around the next step: using lifecycle analytics to decide what to improve.
Onboarding after signup
Teams can launch onboarding flows, checklists, and in-product guidance around the segments that need help most.
Feedback with context
Survey responses become more useful when they sit next to behaviour, activation progress, and product usage.
Experiments tied to activation
Instead of testing isolated UI changes, teams can test whether onboarding changes improve the lifecycle metrics that matter.
Less activation stack sprawl
The goal is not to replace every specialist tool. It is to reduce the number of handoffs between learning, acting, and measuring.
Side By Side
Amplitude vs FullStory: the practical difference
Amplitude and FullStory can solve narrower parts of the journey. User Lifecycle is built for teams that want to improve what users do next, not just report on what already happened.
Amplitude
- Best for
- Product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises
- Core use case
- AI analytics platform for product, web, experimentation, session replay, guides, surveys, and digital experience optimization
- Why buyers choose it
- Amplitude provides a comprehensive AI analytics platform that excels in product analytics and experimentation, making it suitable for both startups and enterprise-level teams.
FullStory
- Best for
- Product, engineering, data, UX, support, ecommerce, SaaS, and enterprise digital experience teams
- Core use case
- AI-powered behavioral analytics and digital experience intelligence platform
- Why buyers choose it
- FullStory offers robust behavioral analytics and session replay capabilities, making it suitable for product and engineering teams, but may lack comprehensive lifecycle analytics compared to User Life
User Lifecycle
Activation- Best for
- Product-led SaaS teams that want onboarding, analytics, and experimentation in one workflow
- Core use case
- Lifecycle analytics plus in-app action
- Why buyers choose it
- User Lifecycle is built for teams that want onboarding, analytics, surveys, and experiments working together around activation and retention.
Best Fit By Scenario
Best fit by scenario
Use these rows when the buying decision is less about feature count and more about the job your team needs done.
You want deep product analytics
Amplitude
Amplitude shows the strongest mix of analytics, journey, and lifecycle visibility in this comparison.
You want onboarding flows after signup
User Lifecycle
User Lifecycle keeps more of the in-app guidance and activation workflow in one place.
You want experiments tied to activation outcomes
User Lifecycle
User Lifecycle looks strongest if testing and iteration are part of the buying decision.
You need a larger team rollout
Amplitude
Amplitude appears to fit larger teams or more formal buyer motions best.
You want fewer separate tools in your activation stack
User Lifecycle
User Lifecycle is the strongest fit if your team wants fewer handoffs between insight and in-product action.
Feature-By-Feature Comparison
Amplitude vs FullStory feature comparison
The table keeps the language concrete, so buyers can see what each product is actually built around.
| Buying factor | Amplitude | FullStory | User Lifecycle |
|---|---|---|---|
| Best for | Product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises | Product, engineering, data, UX, support, ecommerce, SaaS, and enterprise digital experience teams | Product-led SaaS teams that want onboarding, analytics, and experimentation in one workflow |
| Core use case | AI analytics platform for product, web, experimentation, session replay, guides, surveys, and digital experience optimization | AI-powered behavioral analytics and digital experience intelligence platform | Lifecycle analytics plus in-app action |
| Product analytics | Core product analytics workflow | Core product analytics workflow | Core product analytics workflow |
| Onboarding flows | Built for onboarding flows | Built for onboarding flows | Built for onboarding flows |
| Feedback and surveys | Included | Included | Included |
| Experiments | Built-in experimentation | Built-in experimentation | Built-in experimentation |
| Session replay | Built-in replay or heatmap depth | Built-in replay or heatmap depth | Not a core focus |
| Pricing model | Free Starter plan plus MTU/event-volume based paid plans; Growth and Enterprise are custom-priced | Free plan plus custom paid plans based on sessions, users, retention, and add-ons | Plan-based pricing |
| Best team fit | Product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises | Product, engineering, data, UX, support, ecommerce, SaaS, and enterprise digital experience teams | Product-led SaaS teams that want onboarding, analytics, and experimentation in one workflow |
Pricing Comparison
Amplitude vs FullStory pricing comparison
Pricing is framed around the total workflow: contract cost, rollout effort, and how many adjacent tools are still needed.
Amplitude
Public pricing
49 / Free Starter plan plus MTU/event-volume based paid plans; Growth and Enterprise are custom-priced
Free plan or trial
Free plan
Scaling risk
Measured by monthly tracked users and monthly events
Stack cost consideration
Pricing transparency is partially public
Best team fit
Product, growth, data, engineering, and marketing teams at startups, scaleups, and enterprises
FullStory
Public pricing
0 / Free plan plus custom paid plans based on sessions, users, retention, and add-ons
Free plan or trial
Free plan
Scaling risk
Measured by monthly sessions
Stack cost consideration
Pricing transparency is partially public
Best team fit
Product, engineering, data, UX, support, ecommerce, SaaS, and enterprise digital experience teams
User Lifecycle
Public pricing
$15/month starter plan / Plan-based pricing
Free plan or trial
No free option
Scaling risk
Usage caps vary by plan
Stack cost consideration
Lower tool sprawl if you would otherwise buy multiple point solutions
Best team fit
Teams that want one product to measure and improve activation
Where User Lifecycle Fits
When User Lifecycle is the better alternative
Amplitude and FullStory can help you understand what users do. User Lifecycle is built for teams that want to improve what users do next.
What changes with User Lifecycle
- Lifecycle analytics stay close to onboarding flows instead of living in a separate reporting tool.
- Feedback and surveys can be tied back to behaviour instead of sitting in a disconnected form tool.
- Experiments stay connected to the activation work your team is already shipping.
- The workflow is better suited to SaaS teams that want to reduce stack sprawl across onboarding, analytics, and iteration.
- Amplitude and FullStory may still be better fits when you only need their narrower specialist workflows.
User Lifecycle is designed for SaaS teams that want to understand where users drop off, launch onboarding flows, collect feedback, run experiments, and measure whether activation actually improves.
Activation wedge
Amplitude and FullStory can help you understand what users do. User Lifecycle is built for teams that want to improve what users do next.
When Not To Choose User Lifecycle
When not to choose User Lifecycle
A fair comparison should also make the non-fit clear.
Smaller ecosystem than older specialist categories.
Final Recommendation
Final recommendation
Choose the specialist that best matches the job in front of you, or choose User Lifecycle if you want a simpler activation stack instead of stitching together separate tools.
Amplitude
Choose Amplitude if AI analytics platform for product, web, experimentation, session replay, guides, surveys, and digital experience optimization is the main job you need done.
FullStory
Choose FullStory if AI-powered behavioral analytics and digital experience intelligence platform is the main job you need done.
User Lifecycle
Choose User Lifecycle if your team wants onboarding flows, lifecycle analytics, feedback, and experiments working around the same activation goal.
FAQ
Questions teams ask before they choose
Short answers to the questions buyers usually ask before they commit.
What is the main difference between Amplitude and FullStory?
Which is better for SaaS product analytics?
Which is better for onboarding: Amplitude or FullStory?
Which is better for experiments?
Which is better for early-stage SaaS teams?
When should I choose User Lifecycle instead?
Do you need both Amplitude and FullStory?
Activation Workflow
Turn user behaviour into activation improvements
User Lifecycle helps SaaS teams combine analytics, onboarding flows, feedback, and experiments so they can understand where users drop off and improve what happens next.