Add, delete, split, merge, rotate and arrange PDF pages. Supports zooming, night mode, different backgroud colors and B/O/T/A viewing.
Advanced annotation tool kit: hand-write, highlight, underline, squiggly and strike out texts with customized color, thickness and opacity. Add text boxes, hyperlinks, stamps, images, audio and videos.
Easily edit texts in PDF pages. Redact sensitive images and text that are visible in a PDF to protect private information. Edit and search the texts in a image by OCR(Optical Character Recognition).
Accurately add hand-written signatures with your fingertips or a stylus. Customize the color, thickness and opacity of the signature. Manage multiple signatures for different documents.
Fill in blanks and choice lists in the form and reset the form with one click. Cut down on paper costs and easily work on questionnaires, and personal profile or insurance contracts.
Convert PDFs between various formats, including .doc, .ppt, .xls, .epub, .movi, .txt, etc. Present documents with the best format for different scenarios.
Add your enterprise's exclusive text or image watermark in PDFs with customized color, opacity and page range. Avoid copying, protect properties and enhance the security of documents.
Create a flattened copy, view file properties, print annotations, import, export and merge XFDF files, etc. New SDKs will continue to be added.