Now available on Android

Annotate PDFs
with Precision

Highlight, draw, sign, and add text to any PDF — fast, private, and entirely on your device.

Google Play Explore features →
AndroidKeyMd5.pdf  ·  1 / 4
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Features

Everything you need
to work with PDFs

Professional annotation tools built for speed and simplicity, with no account required.

✏️

Freehand Drawing

Draw directly on PDFs with smooth, pressure-sensitive ink strokes. Choose from multiple colors and brush sizes.

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Text Highlighting

Select and highlight any text with a single drag. Highlights are rendered as standard PDF annotations — compatible with all readers.

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Signature & Stamps

Draw your signature once and place it anywhere on the document. Drag to reposition before confirming.

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Add Text

Insert text annotations anywhere on the page. Full CJK support — type in Chinese, Japanese, or Korean with no issues.

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Undo & Redo

Full undo/redo history for all annotation types. Powered by Chromium's ink stroke architecture for reliability.

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Text Search

Search for any word or phrase across the current page. Results are highlighted instantly as you type.

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Save Anywhere

Save annotated PDFs directly back to your chosen location. No extra copies, no cluttered Downloads folder.

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100% Private

All processing happens on your device. Your PDF files are never uploaded to any server.

How it works

Get started in seconds

1

Open any PDF

Tap + to pick a PDF from Downloads, Google Drive, email, or any app on your phone.

2

Annotate freely

Draw, highlight, sign, or add text using the intuitive toolbar at the bottom.

3

Save & share

Save back to the original file or export to a new location. Share instantly.

Start annotating
for free

No sign-up. No subscription. Just download and go.

Download on Google Play