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Drop-in forms

Build a form. Paste one line. Lands in your sheet.

Design a form in our dashboard, then embed it on your site with one script tag - or link to a hosted page. Submissions sync to Google Sheets in seconds.

One snippet, three ways to ship

Pick the embed style that fits your site. The form, schema, and submissions are all the same - only the integration changes.

  • Drop-in script

    One <script> plus a data-leadtosheet-form attribute renders the form right inside your page. Tiny ~25 KB gzip Preact runtime.

  • Iframe embed

    Use when your CMS forbids third-party scripts. Auto-resizes to fit the form's height.

  • Hosted page

    Get a public link at /forms/{slug} you can share in DMs, ads, and emails - no website required.

The whole embed
<div data-leadtosheet-form="frm_abc123"></div>
<script src="https://www.leadtosheet.com/embed.min.js" async></script>

Validation, multi-step, file uploads, conditional logic, and Google Sheets sync are all handled for you.

Three ways to author

AI generate

Describe the form. Claude Haiku drafts a schema in seconds. Tweak in the visual builder.

Templates

Start from a Contact, Newsletter, Lead-Qualification, RSVP, Application, Feedback, or Waitlist preset.

Visual builder

Drag-reorder fields, edit labels and validation, see the live preview update on every change.

Why drop-in vs SDK vs HTML endpoint

SDK install

Best for sites with many existing forms. One snippet captures every form on your site automatically.

HTML endpoint

Best when you write your own HTML and want a backend that just catches submissions. Learn more →

Drop-in form

Best when you want validation, logic, and multi-step UX without building any of it. We render the form for you.

Templates to start from

Contact form

A simple contact form with name, email, and a message.

Use this template →

Newsletter signup

Collect email addresses for your newsletter.

Use this template →

Lead qualification

Capture and qualify B2B leads.

Use this template →

Event RSVP

Collect RSVPs and dietary requirements.

Use this template →

Job application

Collect candidate details and résumé.

Use this template →

Feedback

Collect product or service feedback.

Use this template →