E-Commerce · head to head
FullStory vs Heap
The short version
- Each has a real cost: FullStory free tier limited to 30,000 sessions per month, no 5,000+ monthly active user sites; Heap no built-in A/B testing or feature flags; requires integration with separate tools for experimentation
- They diverge on capability: FullStory covers Heatmaps, Heap covers Autocapture.
- Prices and features above were last checked on 30 August 2026.
Where they differ
Only the attributes on which FullStory and Heap actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in FullStory
- Heatmaps
- Conversion funnels
- User journey mapping
- Error tracking
- Frustration signals
- Search functionality
- Custom events
- Slack
Only in Heap
- Autocapture
- Retroactive analytics
- Funnel analysis
- User segmentation
- Path analysis
- Data science
- Virtual events
- Marketo
Both cover
- Session replay
- Segment
- Salesforce
- Zapier
- SOC2
- GDPR
- CCPA
What people use each for
The jobs each tool is most often brought in to do.
FullStory
- User experience analysisnot Heap
- Bug reproductionnot Heap
- Conversion optimization
- Customer supportnot Heap
- Product developmentnot Heap
Heap
- User behavior analysisnot FullStory
- Conversion optimization
- Product adoptionnot FullStory
- Customer journey mappingnot FullStory
- A/B testing analysisnot FullStory
Both are used for conversion optimization, on those jobs the choice comes down to price and fit rather than capability.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
FullStory
- Free tier limited to 30,000 sessions per month, no 5,000+ monthly active user sites
- Personal email addresses cannot be used for signup; business email domain required
- Paid plan pricing not publicly listed, requires sales contact for quotes
- Free plan has no email support, only community-based assistance
- Mobile app analytics requires a separate add-on purchase
Heap
- No built-in A/B testing or feature flags; requires integration with separate tools for experimentation
- Group analytics and advanced features require a sales conversation, not self-serve
- Cloud-only deployment; no self-hosted option for data security or compliance requirements
- Session replay lacks developer debugging tools compared to PostHog
- Pricing for Growth and Pro plans requires direct sales contact; no transparency on how pricing scales
Pricing, plan by plan
FullStory
Free- FreeFree
- 1,000 sessions/month
- 14-day data retention
- Basic analytics
- Business$undefined/month
- Custom sessions
- 3-month retention
- Advanced analytics
- Enterprise$undefined/month
- Unlimited sessions
- Custom retention
- Advanced privacy controls
Heap
Free- FreeFree
- Up to 10,000 monthly sessions
- Basic charts
- 6 months data history
- Growth$undefined/custom
- Custom session pricing
- Sense AI assistant
- 12 months data history
- Pro$undefined/custom
- Custom session pricing
- Account analytics
- Engagement matrix
- Premier$undefined/custom
- Custom session pricing
- Data warehouse integration
- Unlimited projects
Which should you pick?
Choose FullStory if
- You need heatmaps.
- You want to start without paying.
- You work on Web, Mobile.
- You also want conversion funnels.
Choose Heap if
- You need autocapture.
- You want to start without paying.
- You work on Web, iOS, Android.
- You also want retroactive analytics.
Questions people ask
- Is FullStory or Heap better?
- Neither clearly leads. FullStory starts at Free and Heap at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, FullStory or Heap?
- FullStory starts at Free and Heap at Free.
- Does FullStory or Heap run on more platforms?
- FullStory runs on Web, Mobile. Heap runs on Web, iOS, Android.
- Can I use FullStory for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is FullStory best used for?
- FullStory is most often used for user experience analysis, bug reproduction, conversion optimization, customer support. Of those, user experience analysis and bug reproduction are not what Heap is typically brought in for.
- What can FullStory do that Heap cannot?
- FullStory covers Heatmaps, Conversion funnels, User journey mapping, Error tracking. Heap covers Autocapture, Retroactive analytics, Funnel analysis, User segmentation. Both handle Session replay, Segment, Salesforce, Zapier.
Answered from the vendors’ own pages
FullStory: What does FullStory's free tier include?
30,000 sessions per month, 10 user seats, 5,000 server-side events per month, 1 year of session replay retention, and 1 year of product analytics retention. Session capture pauses when you exceed the monthly limit, though existing sessions remain accessible.
SourceHeap: What does Heap's autocapture feature do?
Heap's autocapture is a single code snippet that automatically captures every click, swipe, tap, pageview, and form fill on your website and apps without requiring manual event setup. Once installed, Heap captures the entire digital experience of every user on every platform with no ongoing engineering maintenance needed.
SourceFullStory: What features are excluded from the free plan?
Dashboards, configurable form privacy, Go-Live functionality, Streams, client-side rate hooks, mobile app analytics, and StoryAI are not available on the free tier. Email support is also unavailable; only community-based help is provided.
SourceHeap: What are Heap's pricing plans and how much do they cost?
Heap offers a Free plan for up to 10,000 monthly sessions. Growth, Pro, and Premier plans use custom session-based pricing that requires contacting sales for a quote. Free includes basic charts and 6 months data history. Growth adds the Sense AI assistant. Pro adds account analytics. Premier adds data warehouse integration and dedicated customer success management.
SourceFullStory: Can I use a personal email to sign up for FullStory's free plan?
No. FullStory requires a business email domain for signup; personal email services like Gmail cannot be used for free plan registration.
SourceHeap: Does Heap include session replay and A/B testing?
Heap includes integrated session replay showing exactly what users did on your site. However, Heap does not include built-in A/B testing or feature flags. Teams requiring these capabilities must use separate tools or integrate with third-party platforms.
SourceFullStory: How does FullStory integrate with Slack?
FullStory's Slack integration allows individual users to send noteworthy sessions to Slack channels. Advanced and Enterprise plans can configure Alerts to receive notifications in Slack when user metrics exceed defined thresholds.
SourceHeap: What integrations does Heap support?
Heap supports over 100 integrations connecting to business tools including marketing platforms, CRMs, and data warehouses. This allows insights to reach relevant teams and ensures data flows to other business systems automatically.
SourceFullStory: What analytics platforms does FullStory integrate with?
FullStory integrates with Segment, Mixpanel, Adobe Analytics, Google Analytics, Salesforce, HubSpot, and others. These integrations allow you to attach FullStory session URLs to events in your analytics platform for cross-platform correlation.
SourceHeap: Does Heap offer self-hosting or is it cloud-only?
Heap is cloud-only and does not offer self-hosted options. Organizations requiring on-premises deployment should consider alternatives like PostHog which supports self-hosting alongside its cloud product.
SourceHeap: What is Sense and how does it help with analytics?
Sense Chat is Heap's AI assistant that enables users to access analytics without extensive technical knowledge. It allows teams to ask questions about user behavior and get answers directly without lengthy onboarding or technical expertise, making insights more accessible to non-technical stakeholders.
SourceRelated pages
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