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Tezmy Tools

Edit PDF

Add text, images, boxes and lines to a PDF

or drop a PDF here

Pick the PDF you want to add text, images or shapes to. It stays on your device.

Runs in your browser. Nothing is uploaded.

About the Edit PDF

Tezmy's Edit PDF tool lets you write on a PDF and add to it: type text anywhere, place a logo or photo, draw boxes and lines, and cover mistakes with white-out. Everything you add can be moved by dragging and resized with its corner handle, on any page. Existing text in the PDF can't be edited letter by letter, but you can cover it with white-out and type the new words on top. It all happens in your browser, so your document is never uploaded.

Updated September 2026

How to use the Edit PDF

  1. 1Click Select PDF file, or drop your PDF on the page.
  2. 2Choose a tool: Text, Box, Line or White-out, or click Add image.
  3. 3Click or drag on the page to add it; use Move to drag things into place.
  4. 4Select an item to change its text, size, font or colours, or to delete it.
  5. 5Click Save PDF and download the edited file.

What you can do

  • Text: click where you want it, then type. Choose Sans (Helvetica), Serif (Times) or Mono (Courier), bold, any size from 4 to 200 points, and a colour.
  • Images: add a logo, stamp, photo or signature picture (JPG, PNG or WebP) and resize it by its corner.
  • Box: drag to draw a rectangle; choose the border colour and thickness, and a fill colour or none. Good for highlighting or framing.
  • Line: drag to draw a straight line, for underlining or crossing out; move either end with its handle.
  • White-out: drag to cover something with a white box, like correction tape.

Changing text that's already in the PDF

Most PDFs aren't designed to be edited: the text is stored as letters placed at exact positions, not as paragraphs that reflow. That's why this tool doesn't let you click into existing sentences and retype them, and editors that try to often shift or break the layout.

The reliable way to correct a word, date or number is to cover it with White-out and add new text on top. Match the look by choosing a similar font (Sans for most modern documents, Serif for letters and older forms) and adjusting the size until it lines up.

Moving, resizing and deleting

Choose Move, then drag anything you've added. Selecting an item shows its settings above the page and a small square at its corner: drag that square to make boxes and images bigger or smaller, or text larger or smaller. To remove an item, select it and click Delete (or press the Delete key on a computer). Use the page arrows to add things to other pages; the Edited buttons jump straight to pages you've changed.

Tips

  • White-out isn't redaction: the covered text is still in the file. Use Redact PDF for private information.
  • For a signature, Sign PDF has a drawing pad and handwriting styles.
  • To reorder, rotate or remove whole pages, use Rearrange PDF Pages.
  • Big pictures make the PDF bigger; Compress PDF can shrink it afterwards.

On a phone or computer, and private

Edit PDF works in any modern browser on Windows, Mac, iPhone, Android and Chromebook. A mouse makes precise placement easiest, but dragging with your finger works too. The document is edited on your own device and never uploaded.

Features

  • Add text with 3 fonts, bold, any size and colour
  • Add JPG, PNG or WebP images
  • Draw boxes and lines
  • White-out to cover mistakes
  • Move and resize by dragging
  • Private: files never leave your device

Frequently asked questions

How do I add text to a PDF?

Open your PDF here, choose Text and click where the text should go. Type your words in the Text box, then pick the size, font and colour. Drag the text to fine-tune its position and click Save PDF.

Can I change the existing text in my PDF?

Not directly. A PDF stores text as placed letters rather than editable paragraphs, so this tool doesn't change them in place. Instead, cover the old words with White-out and type the new ones on top in a similar font and size. For a short correction, like a date or an amount, this looks just like an edit.

Is white-out safe for hiding private information?

No. White-out only covers text visually: the original words are still in the file and can be copied or found by searching. To remove private information for good, use Redact PDF, which really deletes what's under the box.

Can I fill in a PDF form with this?

Yes, for forms without fillable fields (like scanned forms): choose Text and click on each line or box to type your answers. You can also add ticks or crosses with text, and a signature with Sign PDF.

How do I add a logo or picture to a PDF?

Click Add image and choose a JPG, PNG or WebP file. It appears in the middle of the page; drag it into place and use its corner handle to resize it. It keeps its proportions.

Which letters can I type?

The text uses the standard PDF fonts (Helvetica, Times and Courier), which cover English and other Western European languages, including accents like é, ü and ñ. Letters from other alphabets, such as Cyrillic, Greek, Arabic or Chinese, can't be written with these fonts; the tool warns you when that happens.

Does editing lower the quality of my PDF?

No. Your additions are drawn on top of the original pages, which stay exactly as they were. Added text is real text, so it stays sharp and can be selected.

Are my files uploaded?

No. The pages are shown and your changes are saved inside your browser, so the PDF never leaves your device.

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