Fillout, Heyflow, and Paperform all let non-developers build forms without code, but they optimize for different jobs. Fillout leans on native two-way Notion…
Freemium · From Free (10 responses/month); paid plans from $22/month
Best for: Performance marketing and growth teams running paid lead-generation campaigns that need multi-step, conversion-optimized funnels with lead-quality validation.
Best for: Small businesses, coaches, and agencies that want a form to double as a landing page, order form, or quote calculator with built-in payments.
At a Glance
Fillout
Heyflow
Paperform
Primary category
Forms
Forms
Forms
Rating
Not documented
Not documented
Not documented
Pricing model
Freemium / Subscription
Freemium
Freemium
Starting price
Free (paid plans from $15/month billed annually)
Free (10 responses/month); paid plans from $22/month
Free (paid plans from $24/month)
Free plan
Yes
Yes
Not documented
Free trial
Yes
Yes
Yes
Platforms
Web
Web
Web
Team collaboration
Not documented
Not documented
Not documented
AI features
Yes
Not documented
Not documented
Public API
Yes
Yes
Yes
Standout Differences
Native database sync without middleware
Fillout writes directly to Notion and Airtable the moment a form is submitted, avoiding the latency and extra cost of automation platforms that Heyflow and Paperform typically rely on for CRM-style syncing.
Fillout
Funnels built for paid acquisition
Heyflow's conditional logic, phone and OTP verification, and native Meta and Google Ads integrations are purpose-built for filtering low-quality leads coming from paid campaigns, a use case the other two tools do not target directly.
Heyflow
Forms that double as sellable pages
Paperform's document-style editor and Excel-like calculation engine let a single form act as a landing page, product page, and quote generator, backed by five payment gateways on every paid plan.
Paperform
Free tier generosity varies widely
Fillout's free plan allows 1,000 monthly responses with unlimited seats and forms, far more room than Heyflow's 10-response free cap or Paperform's 30-submission limit, making Fillout the easiest to trial at real usage volumes.
Fillout, Heyflow, Paperform
Unlimited seats versus per-user pricing
Fillout includes unlimited team seats on every tier, while Paperform caps users per plan (1 on Essentials, rising with each tier) and Heyflow's plans are priced around response volume rather than seats.
Fillout, Paperform
Feature-by-Feature
Plans and Access
Feature
Fillout
Heyflow
Paperform
Usable free plan
Available
Limited
Limited
Unlimited seats on paid tiers
Available
Not documented
Unavailable
Form Building and Data
Feature
Fillout
Heyflow
Paperform
Native two-way Notion or Airtable sync
Available
Not documented
Not documented
Conditional branching logic
Available
Available
Available
Custom domain hosting
Available
Not documented
Available
Monetization and Lead Quality
Feature
Fillout
Heyflow
Paperform
Built-in payment collection
Available
Not documented
Available
Calculation or quoting engine
Not documented
Available
Available
Phone or OTP lead validation
Not documented
Available
Not documented
Pricing Compared
Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.
Pro — $40/month (billed annually, $480/year); $49/month billed monthly Monthly or annual
Business — $75/month (billed annually, $900/year); $89/month billed monthly Monthly or annual
Enterprise — Custom pricing Contact sales
Heyflow
Free — $0 monthly
Starter — $22/month monthly
Growth — $79/month monthly
Scale — $229/month monthly
Paperform
Free — $0 monthly
Essentials — $24/month ($288/year billed annually) monthly or annual
Pro — $49/month ($588/year billed annually) monthly or annual
Business — $99/month ($1,188/year billed annually) monthly or annual
Enterprise — Custom (contact sales) annual
Pros & Cons
Fillout
Pros
Generous free plan with 1,000 responses per month and unlimited forms and seats, more permissive than many competitors' free tiers.
Unlimited seats on every paid tier removes the per-user cost penalty common in other form builders.
Native two-way sync with Notion and Airtable avoids the latency and extra cost of Zapier-style automation middleware.
Broad feature set (payments, e-signatures, scheduling, PDF generation) reduces the need for separate point tools.
Cons
Paid tiers are gated primarily by monthly response volume, which can require an upgrade sooner for high-traffic forms.
Removing Fillout's own branding requires at least the Pro plan, not available on Free or Starter.
Advanced governance features like SSO and audit logs are reserved for the custom-priced Enterprise tier.
The company's 2025-2026 restructuring under the Zite parent brand may create some confusion for customers researching the company versus the product.
Heyflow
Pros
Multi-step funnel approach converts better than static forms for paid acquisition
Strong lead-quality tools with phone and OTP validation built in
Large template and integration library for fast setup
Native Meta and Google Ads integrations aid tracking and optimization
GDPR-conscious, EU-based provider popular with DACH and European marketers
Cons
Pricing scales with response volume, which can get expensive for high-traffic campaigns
Branding removal and A/B testing are gated behind higher-tier plans
Free plan is limited to only 10 responses per month
Smaller global brand recognition compared to Typeform or Unbounce
Advanced features like custom code require Scale or Enterprise tiers
Paperform
Pros
Flexible document-style editor supports rich content, not just simple fields
Multiple payment gateways included on all paid plans, not limited to the top tier
Built-in calculation engine handles complex pricing and quoting logic
Forms can double as landing pages or product pages, reducing the need for a separate site
Generous free plan for testing before upgrading
Cons
Free plan submission limit (30/month) is low for active use
Custom domain requires the Pro tier or above
Smaller integration ecosystem than larger competitors like Jotform
Learning curve to fully use calculation and conditional-logic features
Annual submission caps on paid tiers can require plan upgrades as usage grows
Use Cases
Choose Fillout: Teams that want forms natively synced to Notion or Airtable without Zapier-style middleware, with unlimited seats even on the free plan.
Choose Heyflow: Performance marketing and growth teams running paid lead-generation campaigns that need multi-step, conversion-optimized funnels with lead-quality validation.
Choose Paperform: Small businesses, coaches, and agencies that want a form to double as a landing page, order form, or quote calculator with built-in payments.
Fillout
Lead capture synced to Airtable or Notion — Marketing and sales teams use Fillout to collect leads through embedded forms that write directly into an existing Notion or Airtable database in real time.
Client intake and payment collection — Agencies and service businesses use Fillout to build intake forms that collect information, e-signatures, and upfront payments in a single step.
Internal surveys and feedback forms — Operations teams use Fillout's unlimited-seat model to let every employee create and share internal surveys or feedback forms without added per-user cost.
Heyflow
B2B lead generation — Sales and marketing teams build multi-step qualification funnels that route higher-intent leads to sales while filtering out fake submissions.
Real estate and financial services — Agencies build mortgage calculators, property finders, and insurance quote flows that personalize pricing based on user input.
Performance marketing campaigns — Paid acquisition teams replace static landing page forms with interactive funnels connected directly to Meta and Google Ads.
Paperform
Selling products through an order form — Build a payment-enabled order form that also functions as a product landing page.
Lead-capture landing pages — Create standalone landing pages with embedded forms without needing a separate website.
Scored quizzes and surveys — Use conditional logic and calculations to build interactive quizzes or assessments.
Frequently Asked Questions
Which of Fillout, Heyflow, and Paperform is cheapest to start with?
Fillout has the most generous free plan, offering 1,000 monthly responses with unlimited forms and seats at no cost. Paperform's free plan is capped at 30 submissions per month, and Heyflow's free plan allows only 10 responses per month before an upgrade is needed.
Which tool is best for syncing forms to Notion or Airtable?
Fillout is built around native, two-way sync with Notion and Airtable, updating records directly without Zapier or webhooks. Heyflow and Paperform rely on standard integrations rather than a native two-way database connection.
Which is best for paid ad lead-generation funnels?
Heyflow is purpose-built for this use case, with multi-step conversion funnels, phone and OTP verification to filter fake leads, and native Meta and Google Ads integrations for tracking ad performance.
Can any of these tools collect payments directly in the form?
Paperform supports five payment gateways, including Stripe and PayPal, on all paid plans. Fillout also supports payment collection as a built-in feature. Heyflow's provided feature set does not document native payment collection.
Do all three offer a free plan?
Yes. Fillout's free plan allows 1,000 responses per month, Heyflow's allows 10 responses per month, and Paperform's allows 30 submissions per month, all with no credit card required to start.
Which tool is best for a form that also needs to act as a landing or product page?
Paperform's document-style editor is designed for this, letting users combine text, media, and payment blocks inline so the form itself can function as a full page rather than a simple field list.