FormSwift - Free PDF Editor is a versatile tool designed for viewing, editing, and signing PDF documents directly within the Firefox browser. This extension simplifies the editing process by adding 'Edit' and 'Sign' buttons next to any PDF link found on websites, making it extremely user-friendly. With over 2 million users, FormSwift has established itself as a reliable solution for document management needs.

The editing capabilities allow users to upload and modify PDFs effortlessly. Users can add text, images, and checkmarks, and they can save and update documents as needed. Additionally, the electronic signing feature enables users to sign documents quickly, request signatures, and receive notifications upon completion. FormSwift has been recognized by various media outlets including TechCrunch and Forbes, further emphasizing its utility and popularity.