TetraKits
Edit PDF text, add images, and place signatures — all in your browser. Click existing text to change it, drag new text boxes, insert photos, or draw a signature, then download the updated PDF. The TetraKits PDF Editor runs entirely in your browser — free, private, and ready on mobile or desktop.
Overview
Last-minute contract typos, form field updates, and signature placement should not require Adobe Acrobat. A browser editor handles text changes, image insertion, and signatures — then downloads the updated file privately.
How to use the pdf editor
- Upload your PDF — Drag and drop or select a PDF file. Pages render in the editor within seconds.
- Edit text or add elements — Click text to edit inline. Use the toolbar to add text boxes, images, or draw a signature. Drag elements to reposition.
- Download the edited PDF — Save your changes as a new PDF. To reduce file size afterward, use compress PDF.
Common use cases
- Upload your PDF: Drag and drop or select a PDF file.
- Edit text or add elements: Click text to edit inline.
- Download the edited PDF: Save your changes as a new PDF.
- Bookmark for quick access: Save the tool for repeat tasks without installing an app.
Frequently asked questions
Is the PDF editor free?
Yes. TetraKits PDF Editor is completely free with no signup or usage limits.
Are my files uploaded to a server?
No. PDF editing happens entirely in your browser. Your files never leave your device.
Can I edit scanned PDFs?
Scanned pages are images — text is not selectable. You can add new text boxes and images over scanned content.
Can I add a signature?
Yes. Draw your signature on the canvas and place it anywhere on the page. Resize and reposition as needed.
What other PDF tools are available?
Try merge PDF, split PDF, or compress PDF for related tasks.
