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Formstack Review

Depends

Should I use Formstack?

Formstack helps 32,000+ organizations streamline workflows with powerful online forms, document generation, and e-signature tools. Start free today. - formstack.com

· 1 month ago

Buy it if you are a regulated or Salesforce-centric organization needing secure forms, document generation, and signatures in one workflow. Skip it if you just need a contact form or standalone e-signing — free and cheaper tools cover that.

Confidence

Medium. Based on ~16 public sources; direct user reviews are thin — most evidence is vendor pages, site checkers, and comparison articles.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support qualityNo evidence in sources
  • Security posture

Pricing

$59/month

Formstack Sign

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed

Best for

  • Regulated teams (healthcare, finance) needing secure, auditable data collection
  • Docs-heavy workflows: form to document to signature
  • Salesforce-centric organizations
  • Mid-size ops teams automating intake

Not for

  • Solo users needing a basic contact form — free tools suffice
  • E-signature-only buyers — dedicated tools undercut $59/month
  • Small teams that won't use document automation depth
  • Buyers demanding transparent self-serve pricing upfront

Gotchas - check before you buy

medium

Forms, Documents, and Sign are separate products — needing all three stacks subscription costs fast.

medium

'Start free today' reads like a trial, not a lasting free tier — confirm before building workflows.

medium

Guess: forms hosted on subdomains may create migration lock-in; verify data export options first.

low

Sign starts at $59/month, higher than some rivals; unlimited users soften the blow.

Pros and cons

Pros

  • All-in-one suite (forms, docs, eSign) used by 32,000+ organizations
  • Compliance features: encryption, audit logging, user permissions
  • SOC 2 attested per third-party listing
  • Praised as user-friendly for creating forms
  • Sign plan includes unlimited users and forms

Cons

  • WordPress Forms plugin had missing-authorization vulnerability (CVE-2025-62738)
  • Sign entry price higher than some e-signature rivals
  • Three separate products (Forms, Documents, Sign) can stack costs
  • Third-party profile unclaimed; thin independent review evidence

Sources & method

- 11 sources - SOC 2 and compliance tooling claimed; one CVE affects the WordPress plugin, not the core platform.

official x3review x4security x3news x1
  • CVE-2025-62738 — Missing Authorization in Formstack Online Forms plugin, WordPress plugin versions <= 2.0.2 vulnerable to unauthorized access due to missing capability check. Core SaaS not implicated.

Key stats

  • Value for money: 3/5

    Rating

  • $59/month

    Starting price

  • 11

    Sources

  • Analyzed

  • Value for money: 3/5. Sign starts at $59/mo; suite costs stack
  • Ease of use: 4/5. Testimonials praise user-friendliness for form building
  • Feature depth: 4/5. Forms, docs, eSign, Salesforce integration, automation
  • Support quality. No evidence in sources
  • Security posture: 4/5. SOC 2 claimed; CVE only affects WordPress plugin
  • 32,000+ Claimed customers organizations, per vendor
  • 4.4/5 Third-party rating ChooseOS (unclaimed profile)
  • $59/mo Sign starting price unlimited users and forms
  • 16 years Domain age per ScamAdviser

Pricing

Formstack Sign

$59/month

  • Unlimited users
  • Unlimited forms
  • E-signature collection

Security

SOC 2 and compliance tooling claimed; one CVE affects the WordPress plugin, not the core platform.

  • CVE-2025-62738 — Missing Authorization in Formstack Online Forms pluginWordPress plugin versions <= 2.0.2 vulnerable to unauthorized access due to missing capability check. Core SaaS not implicated.⁴

What users say

Independent user reviews are scarce; the available testimonial praises Formstack as the most user-friendly form builder.

“Formstack has always been my go-to platform for creating forms. It is the most user-friendl”
Formstack homepage testimonial

Companies that use it

  • Full Sail (fullsailone subdomain)
  • Fat Brands (fatbrandsinc subdomain)
  • Resy (resy subdomain)11
  • Lexington, KY (lexingtonky subdomain)
Full analysis

Based on ~16 public sources; direct user reviews are thin — most evidence is vendor pages, site checkers, and comparison articles.

Capable forms-docs-eSign suite for regulated, Salesforce-heavy orgs; overkill and costlier than Google Forms for simple needs.

Methodology

Based on ~16 public sources; direct user reviews are thin — most evidence is vendor pages, site checkers, and comparison articles.

Read how a report is made.

Sources

  1. Formstack homepageformstack.com
    official
  2. Formstack product security pageformstack.com
    official
  3. Secure Workflow Automation for Complianceformstack.com
    official
  4. CVE-2025-62738 — NVDnvd.nist.gov
    security
  5. Formstack Online Forms <= 2.0.2 — WPScanwpscan.com
    security
  6. DocuSign vs Formstack Signesign.ai
    review
  7. Formstack: Pricing, Features & Alternatives | ChooseOSchooseos.com
    review
  8. Formstack review — Signeasysigneasy.com
    review
  9. Form builder + eSignature — PandaDocpandadoc.com
    review
  10. formstack.com scam/legit check — ScamAdviserscamadviser.com
    security
  11. Resy Formstack subdomain — Accessifyaccessify.com
    news

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