Squid: Take Notes and Markup PDFs — The Ultimate Digital Notebook for Android and Chromebook

Why Squid is Your Digital Notebook of Choice

Squid transforms the way you take notes on mobile and desktop devices. It lets you write handily on an Android tablet, phone, or Chromebook and markup PDFs directly within the app.

Key features

• Natural handwriting that feels like pen on paper for comfortable long form note taking on touch screens.
• PDF markup with precise annotation, stamping, and highlighting right in the notes workflow.
• Paperless benefits replace paper, save money, and reduce waste while keeping ideas organized.
• Cross device versatility designed to work across Android tablets, phones, and Chromebooks.
• Trusted by millions built by Steadfast Innovation, LLC with over 12 years in the market and more than 12 million installs.
• Free to use license with no upfront cost.

Why professionals choose Squid

In meetings, classrooms, and research workflows, Squid delivers a natural handwriting experience combined with robust PDF annotation capabilities that keep information in one place.

Getting started

1. Install Squid from Google Play and launch on your Android device or Chromebook.
2. Grab a stylus or your finger and begin writing just like on paper.
3. Open any PDF to markup and save your changes instantly.

Make the switch to a paperless workflow

Adopt a digital notebook that reduces clutter, cuts costs, and helps conserve resources while maintaining a familiar writing feel.