LeafPDF is a professional PDF annotation tool designed to run entirely in the browser. It allows users to draw, annotate, and collaborate on PDF documents without uploading them to external servers, ensuring data privacy and security.
Key Features:
- Browser-Based Annotation: Works directly in the browser, eliminating the need for software installation.
- Versatile Tools: Offers a range of annotation tools, including pencil, eraser, text, arrow, highlighter, and sticky note tools.
- No Uploads Required: Ensures user privacy by processing files locally within the browser.
- Cross-Device Compatibility: Functions on any device with a web browser, including desktops, tablets, and smartphones.
- Customizable Interface: Provides options for color and line thickness customization.
- Export Options: Allows users to export annotated PDFs.
Use Cases:
- Document Review: Enables professionals to review and annotate documents collaboratively.
- Educational Purposes: Facilitates adding notes and highlights to study materials.
- Creative Design: Supports drawing and marking up design drafts.
- Form Filling: Allows users to fill out PDF forms directly in the browser.
- Digital Signatures: Can be used to add signatures to PDF documents.

