Soulver vs NotePlan

Soulver

Productivity

Notepad calculator for the rest of us.

Soulver lets you mix natural-language math with text — perfect for back-of-envelope math without leaving prose. Built by a solo Australian developer.

Founder

Zac Cohan

Founded

2004

Team

1-10

Listing

Free (nofollow)

Listed

May 2026

NotePlan

Productivity

Markdown-based daily planner for Mac and iOS.

NotePlan combines a calendar, task list, and Markdown notes in one app — built by a solo developer, beloved by GTD enthusiasts.

Founder

Eduard Metzger

Founded

2018

Team

1-10

Listing

Free (nofollow)

Listed

May 2026