Choose Fillout if you need
- Integration with Airtable, Notion or Stripe. We haven't found them on Heyflow's website.
At a glance
- Fillout has a free plan. We haven't confirmed one for Heyflow.
- Fillout's lowest paid plan is Starter at $15 per month, billed annually, as of October 20, 2026.
- Heyflow's lowest paid plan is Starter at €19 per month, as of October 28, 2026.
- Both work with HubSpot, Google Sheets, Salesforce and Slack.
- Both list SSO.
- Only Heyflow lists GDPR.
- Fillout has a public API. We haven't confirmed one for Heyflow.
From each tool's own website, checked on the dates below, and from published reviews.
Which to choose
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.
Choose Heyflow if you need
- GDPR. We haven't found it on Fillout's website.
Fillout
Nobody has reviewed Fillout yet. Its rating shows once it has 3 reviews.
Review Fillout
Heyflow
Nobody has reviewed Heyflow yet. Its rating shows once it has 3 reviews.
Review HeyflowThe facts
- What it does
- FilloutMake any form with Fillout, the all-in-one form solution
- HeyflowHeyflow builds and optimizes funnels that lift your ROAS.
- Free plan
- FilloutYes
- HeyflowNot confirmed
- Pricing
- FilloutFlat monthly
- HeyflowMonthly plans based on response quota
- Paid plans from
- Fillout
What they share
From the platforms and integrations each website lists.
Integrations
Both
- HubSpot
- Google Sheets
- Salesforce
- Slack
Only Fillout
- Airtable
- Notion
- Stripe
- Calendly
- Monday.com
- ClickUp
Only Heyflow
- Zapier
People who switched
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Fillout and Heyflow yet.
Used either of them?
Your review makes this comparison better for the next person. Review Fillout or review Heyflow.