Fillout vs Formstack Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated May 2026 8 min read

Fillout

0.0 (0 reviews)

Fillout is a powerful online form builder that lets you create highly customizable forms, surveys, and quizzes while connecting your data directly to your favorite databases and business tools.

Starting at Free
Free Trial NO FREE TRIAL
VS

Formstack

0.0 (0 reviews)

Formstack is a versatile workplace productivity platform that helps you digitize paperwork, automate repetitive workflows, and collect secure electronic signatures to streamline your entire business process.

Starting at $59/mo
Free Trial 14 days

Quick Comparison

Feature Fillout Formstack
Website fillout.com formstack.com
Pricing Model Freemium Subscription
Starting Price Free $59/month
FREE Trial ✘ No free trial ✓ 14 days free trial
Free Plan ✓ Has free plan ✘ No free plan
Product Demo ✘ No product demo ✓ Request demo here
Deployment saas cloud mobile
Integrations Airtable Notion Salesforce Stripe Google Sheets Slack HubSpot Calendly Mailchimp Intercom Salesforce Microsoft Dynamics HubSpot Google Sheets PayPal Stripe Zendesk Mailchimp Dropbox Slack
Target Users solopreneur small-business mid-market small-business mid-market enterprise
Target Industries healthcare education finance
Customer Count 0 0
Founded Year 2022 2006
Headquarters San Francisco, USA Fishers, USA

Overview

F

Fillout

Fillout is a flexible form builder designed to help you create professional forms that integrate deeply with your existing data. Unlike basic form tools, you can pull information directly from your database to pre-fill fields or update records in real-time. You can build everything from simple contact forms to complex multi-page portals and payment checkouts using a simple drag-and-drop interface.

The platform is built for teams who need more than just a data collection tool. You can add advanced logic, accept payments, and even allow users to log back in to edit their previous submissions. Whether you are a solo founder or part of a large operations team, you can automate your entire data entry workflow without writing a single line of code.

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Formstack

Formstack is a comprehensive productivity suite designed to help you eliminate manual data entry and paper-based processes. You can build custom online forms, generate professional documents automatically, and collect legally binding digital signatures all within a single integrated ecosystem. It allows you to capture information from customers or employees and instantly route that data into the apps you use every day, ensuring your team stays productive without the headache of manual filing.

The platform is particularly effective for highly regulated industries like healthcare and finance because it offers robust security features, including HIPAA and GDPR compliance. Whether you need to automate patient intake, process loan applications, or manage internal HR requests, you can create end-to-end digital workflows without writing a single line of code. It scales with your needs, offering various plans tailored to different team sizes and security requirements.

Overview

F

Fillout Features

  • Advanced Logic Show or hide questions based on previous answers so you can create a personalized experience for every respondent.
  • Native Integrations Connect your forms directly to Airtable, Notion, and Salesforce to sync your data automatically without using third-party connectors.
  • Multi-page Forms Break long surveys into manageable steps with progress bars to keep your users engaged and improve completion rates.
  • Payment Collection Accept secure payments through Stripe directly within your forms to sell products, collect donations, or book paid appointments.
  • User Accounts Allow your users to sign up and log in so they can save their progress or update their information later.
  • Custom Branding Match your forms to your brand identity by customizing colors, fonts, and themes to create a professional look.
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Formstack Features

  • Drag-and-Drop Form Builder. Create powerful, branded online forms in minutes using a simple visual interface that requires zero coding knowledge.
  • Automated Document Generation. Turn your form submissions into professional PDFs or Word documents automatically to save hours of manual formatting.
  • Secure Digital Signatures. Collect legally binding electronic signatures on any device to close deals faster and complete paperwork instantly.
  • Conditional Logic. Show or hide form questions based on previous answers to provide a personalized experience for every respondent.
  • Advanced Data Encryption. Protect sensitive information with high-level encryption and compliance standards like HIPAA, PCI, and GDPR.
  • Offline Data Collection. Capture information on the go without an internet connection and sync your data once you are back online.
  • Workflow Approvals. Set up automated approval paths so managers can review and sign off on submissions with a single click.
  • Conversion Kit. Identify where users drop off in your forms with specialized analytics to improve your completion rates.

Pricing Comparison

F

Fillout Pricing

Free
$0
  • Unlimited forms
  • 1,000 responses per month
  • Unlimited questions
  • Core integrations
  • Accept payments (fee applies)
F

Formstack Pricing

Forms Starter
$59
  • 1 user included
  • 20 digital forms
  • 1,000 submissions per month
  • Drag-and-drop builder
  • Conditional logic
  • Standard integrations

Pros & Cons

M

Fillout

Pros

  • Extremely deep integrations with Airtable and Notion
  • Generous free tier with high response limits
  • Highly intuitive drag-and-drop builder interface
  • Powerful conditional logic for complex workflows
  • Fast product updates and responsive support team

Cons

  • Learning curve for very advanced logic features
  • Limited native reporting compared to dedicated analytics tools
  • Some advanced styling requires a paid plan
A

Formstack

Pros

  • Extremely intuitive drag-and-drop interface for non-technical users
  • Robust HIPAA compliance features for healthcare organizations
  • Seamless integration with popular CRMs like Salesforce
  • Powerful conditional logic for complex data gathering
  • Reliable automated document generation from form data

Cons

  • Higher starting price point compared to basic form tools
  • Steep price increases for adding additional users
  • Occasional limitations in advanced CSS styling customization
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