SignHelm — Sign PDFs with Real Pen-and-Paper Ink Locally

SignHelm by InfoConverge, LLC captures your real wet-ink signatures and initials from a 12-box capture sheet or photo, removes paper backgrounds locally, and stamps PDFs on your computer without uploading documents to the cloud.

• Free Web Studio & 3-Document Desktop Trial ($0): Try full wet-ink signing on 3 distinct PDFs, plus unlimited Free Flat Mode exports forever with no watermark.
• SignHelm Desktop One-Time License ($39 USD · 1 Computer): Perpetual desktop license for macOS, Windows, and Linux (1 computer, movable), including 1 year of new feature updates and free critical fixes & OS-compatibility updates for your purchased major version.
• 30-Day Money-Back Guarantee: Every purchase is processed by our Merchant of Record, Paddle.com (PADDLE.NET* SIGNHELM), and backed by an unconditional 30-day refund policy.