Mudra - Sign PDFs Without Uploading Anything
Sign PDFs in your browser. No uploads. No accounts. No drama.
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What is Mudra?
Mudra is a browser-based PDF editor and signature tool that processes documents entirely on your device with zero server uploads. It lets you sign, annotate, draw, highlight, and add text to PDFs instantly without creating an account or installing software. Built for anyone who needs quick, private PDF edits - from freelancers signing contracts to teams reviewing documents.
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Key Features of Mudra
- Draw signatures with mouse or touchscreen
- Add text anywhere on PDF with custom color, size, font
- Freehand drawing and markup tools
- Highlight sections in any color
- 30-step undo history
- Export as real PDF with annotations baked in
- 100% local processing - zero bytes uploaded
- Works offline after first load
- No account or signup required
- Mobile friendly
- Works in any browser
Who Should Use Mudra?
Sign contracts and agreements quickly
Annotate invoices for approval
Fill out PDF forms without printing
Mark up documents for review
Add dates and text to medical or tax documents
Highlight and comment on PDFs for team collaboration
Mudra: Pros & Cons
✓Pros
- Completely free forever with no credit card required
- Zero data uploaded - all processing happens in your browser
- Works offline after initial load
- No installation needed - instant access
- GDPR friendly by design
- No account or tracking
- 30-step undo for mistake correction
- Mobile-friendly interface
- Exports as proper PDF compatible with any viewer
✕Cons
- Free tier limited to 500 KB PDF files
- Free plan exports with Mudra watermark
- No collaborative features mentioned for team workflows
- Desktop install version of competitors may have more advanced features
Frequently Asked Questions about Mudra
Is my PDF file safe with Mudra?
Yes. Mudra processes everything locally in your browser and uploads zero bytes to any server. Your files never leave your device.
Do I need to create an account?
No. Mudra requires no account, no signup, and no login. Just drag and drop your PDF and start editing.
What's the difference between the Free and Pro plans?
The Free plan supports PDFs up to 500 KB and adds a watermark on export. The Pro plan at $9/month supports up to 50 MB files with no watermark.
Does Mudra work on mobile?
Yes. Mudra is mobile friendly and works on any device with a web browser.
Can I use Mudra without an internet connection?
Yes. After the initial page load, Mudra works offline so you can edit and sign PDFs anywhere.
Tool Details
- Pricing
- Free
- Category
- Pdf Editors
- Added
- Jul 2026
- Last Updated
- Jul 2026
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