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Surveys · head to head

Formstack vs Mouseflow

Formstack logo

Formstack

Surveys

Form builder with document generation and e-signature

From
On request
Rated
-
Full reviewWebsite
Mouseflow logo

Mouseflow

Research

Session replay and heatmaps

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Mouseflow has a free tier, so it costs nothing to try first.
  • Each has a real cost: Formstack more expensive than form builders that only collect, which is the fair comparison for simple use; Mouseflow the free plan is 500 sessions a month, one website and one month of data retention
  • They diverge on capability: Formstack covers Form builder, Mouseflow covers Session Replay.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Formstack and Mouseflow actually diverge.

Attributes where Formstack and Mouseflow differ
AttributeFormstackMouseflow
Starting priceOn requestFree
Pricing modelTiered monthly subscription published on the vendor site; HIPAA-capable plans priced separatelysubscription
Free tierNoYes
PlatformsWeb, CloudWeb
CategorySurveysResearch
FoundedUnknown2009

Identical on both: 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 Formstack

  • Form builder
  • Document generation
  • E-signature
  • Workflow routing
  • Salesforce integration
  • Compliance features

Only in Mouseflow

  • Session Replay
  • 6 Types of Heatmaps
  • Funnels
  • Form Analytics
  • User Feedback
  • Google Analytics
  • Segment
  • HubSpot

What people use each for

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

Formstack

  • Processes where a submitted form must become a signed documentnot Mouseflow
  • Regulated intake needing HIPAA-capable handlingnot Mouseflow
  • Salesforce shops wanting forms and documents inside the CRMnot Mouseflow

Mouseflow

  • Session replay to watch how visitors use a pagenot Formstack
  • Click, scroll and geographic heatmapsnot Formstack
  • Conversion funnel and form analyticsnot Formstack
  • Friction detection on problem pagesnot Formstack
  • On-site feedback surveysnot Formstack

Where each one falls short

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

Formstack

  • More expensive than form builders that only collect, which is the fair comparison for simple use
  • Document generation and signature sit in higher tiers, so the headline price is not the working price
  • The interface has accumulated features over a long life and shows it
  • Overkill where a form only needs to collect an answer

Mouseflow

  • The free plan is 500 sessions a month, one website and one month of data retention
  • Data retention is tiered, from 1 month on free to 12 months on Premium at $319 a month
  • Essential at $25 a month covers a single website project
  • SSO, custom privacy settings and priority support are on the higher tiers only
  • The 14 day money-back guarantee applies to annual subscriptions and excludes Enterprise

Pricing, plan by plan

Formstack

On request

No published plan breakdown. See the Formstack review.

Mouseflow

Free
  • FreeFree
    • 500 monthly sessions
    • 1 website project
    • 1 conversion funnel
  • Essential$25/month
    • 5,000 monthly sessions
    • 1 website project
    • 1 conversion funnel
  • Advanced$109/month
    • 25,000 monthly sessions
    • 2 website projects
    • 5 conversion funnels
  • Premium$319/month
    • 100,000 monthly sessions
    • 5 website projects
    • 10 conversion funnels

Which should you pick?

Choose Formstack if

  • You need form builder.
  • You work on Web, Cloud.
  • You also want document generation.
Formstack review

Choose Mouseflow if

  • You need session replay.
  • You want to start without paying.
  • You also want 6 types of heatmaps.
Mouseflow review

Questions people ask

Is Formstack or Mouseflow better?
Neither clearly leads. Formstack starts at On request and Mouseflow at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Formstack or Mouseflow?
Mouseflow has a free tier; the other does not. Paid plans start at On request for Formstack and Free for Mouseflow.
Does Formstack or Mouseflow run on more platforms?
Formstack runs on Web, Cloud. Mouseflow runs on Web.
Can I use Mouseflow for free?
Yes. Mouseflow has a free tier, so you can try it without paying. Formstack starts at On request.
What is Formstack best used for?
Formstack is most often used for processes where a submitted form must become a signed document, regulated intake needing hipaa-capable handling, salesforce shops wanting forms and documents inside the crm. Of those, processes where a submitted form must become a signed document and regulated intake needing hipaa-capable handling are not what Mouseflow is typically brought in for.
What can Formstack do that Mouseflow cannot?
Formstack covers Form builder, Document generation, E-signature, Workflow routing. Mouseflow covers Session Replay, 6 Types of Heatmaps, Funnels, Form Analytics.

Answered from the vendors’ own pages

Formstack: What does Formstack cost?

It publishes tiered monthly pricing; document generation and e-signature sit in higher tiers, and HIPAA-capable plans are priced separately.

Mouseflow: Is there a free version of Mouseflow?

Yes, Mouseflow offers a free plan with up to 500 monthly sessions, 1 website project, and 1-month data retention.

Source
Formstack: What makes it different from a plain form builder?

It generates documents from submissions and collects signatures on them, which is the step that otherwise involves retyping form data into a template.

Mouseflow: What is the most popular Mouseflow plan?

The Advanced plan at $109/month is marked as most popular, offering 25,000 monthly sessions and 6 months of data retention.

Source
Formstack: Is it HIPAA compliant?

It offers HIPAA-capable plans for regulated data. That is a plan-level feature, not the default.

Mouseflow: Does Mouseflow offer annual billing discounts?

Yes, Mouseflow offers up to 35% savings when billed annually instead of monthly, and provides a 14-day money-back guarantee.

Source
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