Build powerful forms, surveys and quizzes with AI in minutes
Autofill Forms records 0 monthly visits with — month-over-month growth and Freemium pricing. Instafill.ai records 35,630 monthly visits with -36.6% growth and Free Trial, Paid, Contact for Pricing pricing.

See every field on the page, then fill them all from one popup
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | chromewebstore.google.com | instafill.ai |
| Pricing Model | Freemium | Free Trial, Paid, Contact for Pricing |
| Monthly Visits | 0 (0) | 35.63K (35,630) |
| MoM Traffic Delta | 0 (—) | -20.6K (-36.6%) |
| Primary Market & Share | 🌐 Global (—) | 🇺🇸 United States (68.3%) |
| Direct Visits / mo | 0 | 7.63K |
| User Rating | 3.8 | 4.3 |
| Supported Platforms | Browser Extension | Website |

See every field on the page, then fill them all from one popup
Detects the input fields on the active page and shows them in a clean popup, so you can see what a form collects before filling it.
Fill or update detected fields straight from the popup, applying saved values back to the page without hopping between tabs.
Surfaces fields that are not visible on the page, which is useful for auditing what a form is really collecting behind the scenes.
Keeps the original placeholder hints intact, making it clearer what each field expects from you.

AI that fills your PDF and Word forms for you
Automatically detects and maps every field in a flat PDF or Word form, using semantic understanding rather than rigid templates.
Each filled field can display its source and the reasoning behind the value, making verification fast and auditable.
Runs concurrent parallel field filling and handles structured row data, so multi-form packets and repeating tables are completed together.
An MCP server lets you fill PDFs from inside Claude Desktop, Code, or ChatGPT, plus n8n and Zapier automations for wider workflows.
Build powerful forms, surveys and quizzes with AI in minutes
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