Software · head to head
Heap vs Seismic

Seismic
Software
Sales enablement and content management platform
- From
- On request
- Rated
- -
The short version
- Only Heap has a free tier, so it costs nothing to try first.
- Each has a real cost: Heap no built-in A/B testing or feature flags; requires integration with separate tools for experimentation; Seismic weak digital sales room and micro-site functionality with low customer engagement
- They diverge on capability: Heap covers Autocapture, Seismic covers Content management.
Where they differ
Only the attributes on which Heap and Seismic actually diverge.
Identical on both: pricing model (Unknown), user rating (Not yet rated), category (Unknown).
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 Heap
- Autocapture
- Retroactive analytics
- Session replay
- Funnel analysis
- User segmentation
- Path analysis
- Data science
- Virtual events
Only in Seismic
- Content management
- LiveDocs automation
- Content analytics
- Learning & coaching
- Buyer engagement
- Microsoft Dynamics
- Slack
- Outreach
Both cover
- Salesforce
- HubSpot
What people use each for
The jobs each tool is most often brought in to do.
Heap
- User behavior analysisnot Seismic
- Conversion optimizationnot Seismic
- Product adoptionnot Seismic
- Customer journey mappingnot Seismic
- A/B testing analysisnot Seismic
Seismic
- Content managementnot Heap
- Sales trainingnot Heap
- Proposal automationnot Heap
- Buyer engagementnot Heap
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
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
Seismic
- Weak digital sales room and micro-site functionality with low customer engagement
- Search feature lacks keyword depth, making content discovery difficult
- Limited learning and LMS capabilities with underwhelming analytics and reporting
- Complex implementations requiring dedicated internal resources and strong change management
- High price point with multi-year contracts and no free trial option
Pricing, plan by plan
Heap
Free- FreeFree
- Up to 10,000 monthly sessions
- Basic charts
- 6 months data history
- Growth$null/custom
- Custom session pricing
- Sense AI assistant
- 12 months data history
- Pro$null/custom
- Custom session pricing
- Account analytics
- Engagement matrix
- Premier$null/custom
- Custom session pricing
- Data warehouse integration
- Unlimited projects
Seismic
On requestNo published plan breakdown. See the Seismic review.
Which should you pick?
Choose Heap if
- You need autocapture.
- You want to start without paying.
- You work on Web, iOS, Android.
- You also want retroactive analytics.
Choose Seismic if
- You need content management.
- You work on Web, API.
- You also want livedocs automation.
Questions people ask
- Is Heap or Seismic better?
- Neither clearly leads. Heap starts at Free and Seismic at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Heap or Seismic?
- Heap has a free tier; the other does not. Paid plans start at Free for Heap and On request for Seismic.
- Does Heap or Seismic run on more platforms?
- Heap runs on Web, iOS, Android. Seismic runs on Web, API.
- Can I use Heap for free?
- Yes. Heap has a free tier, so you can try it without paying. Seismic starts at On request.
- What is Heap best used for?
- Heap is most often used for user behavior analysis, conversion optimization, product adoption, customer journey mapping. Of those, user behavior analysis and conversion optimization are not what Seismic is typically brought in for.
- What can Heap do that Seismic cannot?
- Heap covers Autocapture, Retroactive analytics, Session replay, Funnel analysis. Seismic covers Content management, LiveDocs automation, Content analytics, Learning & coaching. Both handle Salesforce, HubSpot.
Answered from the vendors’ own pages
Heap: 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.
SourceSeismic: How is Seismic priced?
Seismic uses custom, quote-based pricing without published list rates. Typical pricing ranges from $30-60 per user for Professional Edition, with mid-market teams spending $20,000-60,000 annually and enterprises exceeding $100,000 per year. Seismic Learning is priced as an incremental per-user fee.
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.
SourceSeismic: What does Seismic's Enablement Cloud include?
Seismic Enablement Cloud spans five areas: Content Management, Learning & Coaching, Program Strategy & Execution, Meeting Intelligence, and Digital Sales Rooms. An AI engine called Aura runs across all functions, powering content recommendations, learning content generation, meeting summaries, and conversational search.
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.
SourceSeismic: Does Seismic integrate with Salesforce?
Yes, Seismic provides real-time, two-way sync with Salesforce to embed personalized content, playbooks, and AI-driven recommendations directly into Sales Cloud and Experience Cloud workflows. Seismic also integrates with 150+ platforms including Microsoft Teams, Slack, Zoom, Webex, and sales engagement tools like Salesloft and Outreach.
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.
SourceSeismic: What was Seismic's recent acquisition?
On February 12, 2026, Seismic announced a definitive agreement to merge with Highspot. The combined company operates as Seismic, led by CEO Rob Tarkoff, with Highspot founder Robert Wahbe joining the board. The deal creates a platform worth north of six billion dollars.
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.
SourceSeismic: What are Seismic's main limitations?
Key limitations include weak micro-site and digital sales room functionality with low customer engagement, search features that miss keywords, limited learning and LMS capabilities, complex implementations requiring dedicated resources, and high pricing with multi-year contracts and no free trial.
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.
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