Squid: Take Notes and Markup PDFs — The Trusted Digital Notebook for All Your Devices

Overview

Squid is a mature note-taking solution designed to replace paper with a handwriting-friendly digital notebook. It delivers a natural writing experience on touch devices, letting you capture ideas with the ease of pen and paper.

Core Features

• Handwritten notes on a realistic canvas using a stylus or finger, closely mimicking ink on paper.
• PDF markup — annotate, highlight, and mark up PDFs without leaving the app.
• Cross-device use — write and review notes on Android tablets, phones, and Chromebooks.
• Organizational tools — notebooks, tags, and a powerful search to quickly locate content.
• Export & sharing — export notes to common formats and share them with colleagues.
• Eco-friendly workflow — replace paper, save money, and reduce waste with a digital solution.

Benefits for Professionals and Students

• Capture ideas during meetings or lectures with precision handwriting.
• Annotate PDFs for review, feedback, and collaboration in one place.
• Keep your notes organized with notebooks and tags for fast retrieval.
• Access your notes across devices to stay productive on the go.

Why Squid?

With over a decade of trust and millions of installs, Squid has proven its reliability, thoughtful design, and ongoing improvements to meet modern note-taking needs.

Getting Started

1. Install Squid from Google Play on your Android tablet, phone, or Chromebook.
2. Open the app and begin writing with a stylus or your finger on a paper-like canvas.
3. Open PDFs to mark them up directly within Squid.
4. Organize your notes with notebooks and tags, and export or share as needed.

Conclusion

For anyone seeking a natural handwriting experience combined with powerful PDF annotation, Squid is a compelling digital notebook choice that keeps paper-free workflows simple and productive.