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Head-to-head · Customer Analytics Software

Heap vs Fullstory

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Heap #3 in Customer Analytics Software 9.0/10 Free plan Free plan✓ 0 of 4 features Visit Heap
Fullstory #8 in Customer Analytics Software 8.3/10 Free plan · 14-day trial Free planFree trial✓ 0 of 4 features Visit Fullstory

Heap leads on 0 checks, Fullstory on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreHeap · 9.0/10
  • Free planboth
  • Free trialonly Fullstory

Heap scores higher on our rubric for customer analytics software: 9.0 against 8.3 out of 10; our editors rank them #3 and #8.

Heap is the better fit for teams wanting automatic capture and broad integrations. Fullstory is the better fit for teams prioritizing replay and behavior diagnostics.

  • Heap fits best

    Teams wanting automatic capture and broad integrations

  • Fullstory fits best

    Teams prioritizing replay and behavior diagnostics

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Heap 9.0/10 Visit ↗ Fullstory 8.3/10 Visit ↗
At a glance
Editor score 9.0 8.3
Ranking #3 in Customer Analytics Software #8 in Customer Analytics Software
Best for Teams wanting automatic capture and broad integrations Teams prioritizing replay and behavior diagnostics
Pricing model Free plan + paid Free plan + paid
Starting price — —
Free plan ✓ ✓
Free trial — 14 days
Deployment Cloud, Mobile Cloud, Mobile
Platforms Web, iOS, Android, macOS Web, iOS, Android
Support Email, Community, Docs Email, Community, Docs
Compliance SOC 2, ISO 27001, GDPR, SSO/SAML SOC 2, ISO 27001, GDPR, SSO/SAML
Integrations 14 integrations 18 integrations
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Heap 0/4 · Fullstory 0/4
Retention analysis Not checked yet Not checked yet
Revenue analytics Not checked yet Not checked yet
Cohort analysis Not checked yet Not checked yet
Data export Not checked yet Not checked yet
Specs
Data sources Not checked yet Not checked yet
Tracked user limit Not checked yet Not checked yet
Our review
Pros
  • Automatically captures clicks, pageviews, forms, and change events
  • Supports funnels, paths, retention, ecommerce, replay, and APIs
  • Integrates with Shopify, Salesforce, HubSpot, Stripe, and more
  • Session replay, heatmaps, click maps, and scroll maps
  • Rage-click detection, funnels, and mobile app analytics
  • Integrations with analytics, support, product, and collaboration tools
Cons
  • Free includes up to 10k monthly sessions
  • Free data history is limited to 6 months
  • Paid tiers use estimate or custom session pricing
  • FullstoryFree is capped at 30,000 sessions per month
  • The free plan includes only 10 user seats
  • Paid plans introduce tier-specific capabilities and usage considerations
Our verdict

Heap is a digital insights and product analytics platform for teams that need to understand how customers use websites and applications. It automatically captures clicks, pageviews, form submissions, and change events, while also…

Read the review →

Fullstory is a digital experience analytics platform for product, engineering, marketing, data, and support teams. It captures behavioral data from websites and iOS and Android apps, then organizes that data through session replay,…

Read the review →
  1. HeapCustomer Analytics Software 9.0Free plan
  2. FullstoryCustomer Analytics Software 8.3Free plan · 14-day trial

Strengths and trade-offs

  • Heap — where it wins

    • Automatically captures clicks, pageviews, forms, and change events
    • Supports funnels, paths, retention, ecommerce, replay, and APIs
    • Integrates with Shopify, Salesforce, HubSpot, Stripe, and more

    Where it doesn't

    • Free includes up to 10k monthly sessions
    • Free data history is limited to 6 months
    • Paid tiers use estimate or custom session pricing

  • Fullstory — where it wins

    • Session replay, heatmaps, click maps, and scroll maps
    • Rage-click detection, funnels, and mobile app analytics
    • Integrations with analytics, support, product, and collaboration tools

    Where it doesn't

    • FullstoryFree is capped at 30,000 sessions per month
    • The free plan includes only 10 user seats
    • Paid plans introduce tier-specific capabilities and usage considerations
  • Heap9.0/10 · Free plan

    A broad analytics platform with automatic capture, replay, funnels, and extensive integrations.

    Visit HeapFull verdict →
  • Fullstory8.3/10 · Free plan · 14-day trial

    A replay-led analytics platform for diagnosing friction across web and mobile products.

    Visit FullstoryFull verdict →

More comparisons

All customer analytics software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update