Pipeback: an open-source alternative to Fillout
Compare Pipeback and Fillout: unlimited submissions under fair use, a custom domain and partial submissions on Pro, and an open-source form builder.
No credit card. Unlimited forms and submissions on Free.
When Pipeback is worth comparing with Fillout
Fillout has a free plan with unlimited seats and many integrations. Pipeback has no monthly response caps under fair use, puts custom domains and partial submissions on Pro, and is open source.
No monthly response caps
Pipeback Free has unlimited submissions under fair use. Fillout includes 1,000 responses a month on Free and 5,000 on Pro.
Custom domain and partial submissions on Pro
Pipeback Pro is $250/year with both. Fillout lists custom domains and partial submissions on Business, at $900/year.
Open source, yours to host
Pipeback is open source under the AGPL. Host it on your own server for free, with every feature unlocked. Fillout is a hosted service.
Pipeback vs Fillout feature by feature
| Feature | Pipeback | Fillout |
|---|---|---|
| Responses on Free | Unlimited (fair use) | 1,000 a month |
| Team | Members on Pro | Unlimited seats on every plan |
| Remove the branding | Pro | Pro |
| Custom domain | Pro | Business |
| Partial submissions | Pro | Business |
| Largest upload on Free | 10 MB per file | 20 MB per file |
| Payments and scheduling | Not available | On Free |
| Open source | Yes, AGPL; self-host with every feature | No, hosted only |
| Pricing comparison | ||
| Start free | $0, Free | $0, Free: 1,000 responses a month |
| No branding | $250/year, Pro | $480/year, Pro: 5,000 responses a month |
| Custom domain and partial submissions | $250/year, Pro | $900/year, Business |
Pipeback
- Responses on Free
- Unlimited (fair use)
- Team
- Members on Pro
- Remove the branding
- Pro
- Custom domain
- Pro
- Partial submissions
- Pro
- Largest upload on Free
- 10 MB per file
- Payments and scheduling
- Not available
- Open source
- Yes, AGPL; self-host with every feature
- Start free
- $0, Free
- No branding
- $250/year, Pro
- Custom domain and partial submissions
- $250/year, Pro
Fillout
- Responses on Free
- 1,000 a month
- Team
- Unlimited seats on every plan
- Remove the branding
- Pro
- Custom domain
- Business
- Partial submissions
- Business
- Largest upload on Free
- 20 MB per file
- Payments and scheduling
- On Free
- Open source
- No, hosted only
- Start free
- $0, Free: 1,000 responses a month
- No branding
- $480/year, Pro: 5,000 responses a month
- Custom domain and partial submissions
- $900/year, Business
USD before taxes, billed yearly, from each pricing page in November 2026. Both products have a free plan with no time limit.
Switch if you...
- Collect more than 1,000 responses a month
- Want a custom domain and partial submissions without a Business plan
- Want a form builder you can host yourself
Stick with Fillout if you...
- Want unlimited seats on a free plan: Pipeback members need Pro
- Take payments or book meetings inside your forms
- Rely on Fillout's integrations, like HubSpot or Mailchimp
Moving over
Rebuild in minutes from a template
Pipeback doesn't import Fillout forms. Most forms take a few minutes to rebuild: start from a template or a blank page and type your questions like a doc.
Start from a template- Pick a template, or start blank
- Type your questions and add logic where you need it
- Share the new link, or swap the embed on your site
Connects to the tools you already use
Send each submission to Google Sheets, Notion, Airtable, Slack, Discord, Coda, Linear or Attio, and work on your forms from Claude or ChatGPT over MCP.
Your next form is a few keystrokes away
Create an account and publish your first form today.
No credit card. Unlimited forms and submissions on Free.