Charlie Monroe Software

Invoice Rex

$4.99/mo or $49.99/yr (14-day free trial); included with Setapp

Invoicing and lightweight accounting for Mac, iPhone, and iPad, from Charlie Monroe Software (Downie, Permute) — synced privately via iCloud.

Utilities Screen Mac App Store Verified September 18, 2026

Permute

$14.99 one-time (direct or Mac App Store); also available via Setapp subscription

Drag-and-drop media converter for macOS — video, audio, images, and PDFs, from Charlie Monroe Software.

Creator Tools Screen Verified September 18, 2026

This profile was built from what Charlie Monroe Software published alongside their apps — we haven't heard from them directly, so nothing here is treated as confirmed. If this is you, submit your details to add a photo and bio, correct anything wrong, or have it taken down — or just email us . See takedown requests.