soulver

Install command: 
brew install --cask soulver

Name: Soulver

Notepad with a built-in calculator

https://soulver.app/

Cask JSON API: /api/cask/soulver.json

Cask code: soulver.rb on GitHub

Current version: 3.14.4,492

Requirements: macOS >= 12

Conflicts with casks:

soulver-cli 1.0.3 Standalone cli for the Soulver calculation engine Soulver CLI

Analytics:

Installs (30 days)
soulver 51
Installs (90 days)
soulver 99
Installs (365 days)
soulver 615