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Marketing · head to head

Buffer vs Heap

Buffer logo

Buffer

Marketing

Build your audience organically on social media

From
Free
Rated
-
Full reviewWebsite
Heap logo

Heap

Technology

Product analytics for the modern product team

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Buffer the free plan allows 3 connected channels and 10 scheduled posts per channel; Heap no built-in A/B testing or feature flags; requires integration with separate tools for experimentation
  • They diverge on capability: Buffer covers Post scheduling, Heap covers Autocapture.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Buffer and Heap actually diverge.

Attributes where Buffer and Heap differ
AttributeBufferHeap
CategoryMarketingTechnology
Founded20102013

Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), platforms (Web, iOS, Android), 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 Buffer

  • Post scheduling
  • Content calendar
  • Analytics dashboard
  • Link shortening
  • Hashtag manager
  • First comment
  • Instagram Stories
  • Shop Grid

Only in Heap

  • Autocapture
  • Retroactive analytics
  • Session replay
  • Funnel analysis
  • User segmentation
  • Path analysis
  • Data science
  • Virtual events

Both cover

  • Zapier
  • GDPR

What people use each for

The jobs each tool is most often brought in to do.

Buffer

  • Social media schedulingnot Heap
  • Content planningnot Heap
  • Performance analyticsnot Heap
  • Team collaborationnot Heap
  • Client managementnot Heap

Heap

  • User behavior analysisnot Buffer
  • Conversion optimizationnot Buffer
  • Product adoptionnot Buffer
  • Customer journey mappingnot Buffer
  • A/B testing analysisnot Buffer

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Buffer

  • The free plan allows 3 connected channels and 10 scheduled posts per channel
  • Essentials at $5 a month covers a single user; team members need the Team plan at $10 a month
  • Approval workflows and custom permissions are Team tier only
  • API access is rationed by plan, from 3,000 monthly requests on free to 15,000 on Team
  • Content ideas are capped at 100 on the free plan

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

Buffer

Free
  • FreeFree
    • 3 connected accounts
    • 10 scheduled posts per channel per month
    • 100 content ideas
  • Essentials$5/month
    • Unlimited scheduled posts
    • Per-channel pricing
    • Advanced analytics
  • Team$10/month
    • Unlimited team members
    • Unlimited scheduled posts
    • Content approval workflows

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 Buffer if

  • You need post scheduling.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want content calendar.
Buffer review

Choose Heap if

  • You need autocapture.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want retroactive analytics.
Heap review

Questions people ask

Is Buffer or Heap better?
Neither clearly leads. Buffer 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, Buffer or Heap?
Buffer starts at Free and Heap at Free.
Does Buffer or Heap run on more platforms?
Both run on Web, iOS, Android, so platform support will not decide this one for you.
Can I use Buffer for free?
Both have a free tier, so you can try either at no cost before committing.
What is Buffer best used for?
Buffer is most often used for social media scheduling, content planning, performance analytics, team collaboration. Of those, social media scheduling and content planning are not what Heap is typically brought in for.
What can Buffer do that Heap cannot?
Buffer covers Post scheduling, Content calendar, Analytics dashboard, Link shortening. Heap covers Autocapture, Retroactive analytics, Session replay, Funnel analysis. Both handle Zapier, GDPR.

Answered from the vendors’ own pages

Buffer: Does Buffer's free plan include all social media platforms?

The free plan supports 3 connected accounts across any of Buffer's 11 supported platforms (Instagram, Facebook, TikTok, LinkedIn, X, YouTube, Threads, Pinterest, Google Business Profile, Bluesky, Mastodon) with up to 10 scheduled posts per channel per month.

Source
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.

Source
Buffer: Can I schedule Instagram Stories with Buffer?

No. Instagram Stories cannot be auto-published. Buffer sends a mobile notification to manually post stories, as Instagram does not provide an API for automated Story scheduling.

Source
Heap: 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.

Source
Buffer: What is Buffer's per-channel pricing model?

Buffer charges per social media account (channel) rather than per user. Channels 1-10 cost standard rates ($5 Essentials or $10 Team), with additional channels beyond 10 discounted per channel.

Source
Heap: 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.

Source
Buffer: Does Buffer have a mobile app and what platforms does it support?

Yes, Buffer offers iOS and Android apps for mobile management. The iOS app supports Mastodon and YouTube comment features, while Android support for these features is in development. Android community access works on the six most recent major Android versions.

Source
Heap: 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.

Source
Buffer: What discount does Buffer offer for annual billing?

Buffer offers a 20% discount for annual billing across all paid plans, plus an additional 50% discount on paid plans for nonprofit organizations.

Source
Heap: 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.

Source
Buffer: Can Buffer integrate with content creation and storage tools?

Yes. Buffer integrates with 24 tools including Canva, Google Drive, Dropbox, Unsplash for media, Zapier and Make for automation, WordPress for publishing, and Claude, ChatGPT, and Perplexity for AI-assisted content creation.

Source
Heap: 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.

Source
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