Amethyst vs Google Calendar

Amethyst is a free, open-source tiling window manager for macOS inspired by xmonad. It automatically arranges application windows into non-overlapping layouts using keyboard shortcuts, without requiring System Integrity Protection to be disabled. Amethyst supports multiple layout algorithms including tall, wide, fullscreen, and column layouts.

Google Calendar is a productivity tool that web-based calendar application with scheduling, event management, and cross-platform sync. It offers a free pricing model.