Glassnote is described as 'A beautifully designed, native plaintext note-taking app for macOS 13+. No rich text errors, no distractions—just fast, lightweight notes that stay private' and is a Note-taking tool in the office & productivity category. There are more than 50 alternatives to Glassnote for a variety of platforms, including Android, Mac, iPhone, F-Droid and Windows apps. The best Glassnote alternative is Markor, which is both free and Open Source. Other great apps like Glassnote are Turtl, Fossify Notes, Trudido and Blinko.