PDF Editor
Full-featured online PDF editor to add text, annotations, shapes, drawings, highlights, whiteout, and redactions.
Open PDF in Online Editor
Add text, draw, shapes, highlight, whiteout, signatures & annotations
About PDF Editor
NivoTools browser-based PDF Editor allows real-time interactive annotation and editing. Add custom text boxes, draw freehand annotations, insert shapes (rectangles, circles, lines), highlight important text passages, white out sensitive information, and export clean vector PDFs.
How to Use PDF Editor
Open your PDF document in the editor canvas.
Select tools from the top toolbar: Text, Pen, Highlight, Shapes, Whiteout, or Eraser.
Click or drag on any page to annotate or edit.
Use Undo/Redo or zoom controls as needed, then click "Download Edited PDF".
Supported Formats & Limits
- Supported Inputs: PDF
- Guest Maximum Size: 25 MB
- Logged-in Max Size: 100 MB
- System Compatibility: Windows, macOS, Linux, iOS & Android
Privacy & Security Guarantee
This tool processes your files entirely inside your web browser using client-side JavaScript, WebAssembly, and Canvas APIs. Your document is never uploaded to any external server, guaranteeing total confidentiality.
Frequently Asked Questions
Do I need to install software or plugins to edit PDFs?
No plugins or software are required. The editor runs entirely in modern web browsers.