Instafill

Instafill is a web-based AI form filler (with REST API) for individuals and teams that need to complete PDF and Word documents quickly and accurately.

• Multi-source autofill: extracts data from images, text documents, emails, partially filled PDFs, CSVs/Excel, and reusable profiles, then maps values to the right fields.
• Handles complex forms: supports packets up to 100 pages with hundreds of fields, including checkboxes, radio buttons, and tables/lists; converts flat/scanned documents into fillable PDFs.
• Batch and workflow automation: runs batch processing for repeated filings, supports API/webhooks, and integrates with tools like Zapier (also noted support for n8n/Make.com).
• Review and control: provides a visual PDF editor, field fill explanations, custom instructions for specialized PDFs, and learns from corrections to improve future fills.

Pricing: Paid subscription; Professional plan starts at $99/month (50 documents) and Business plan starts at $299/month (100 documents).

Notable for its security posture and compliance options, including 2FA, optional stateless mode (automatic deletion after processing), and stated alignment with , , and , with hosting on in the United States.