Viewdown vs Shoji

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Viewdown compared with Shoji
Detail	Viewdown	Shoji
What it does	Markdown viewer for Mac, with live preview	A privacy screen for your Mac that locks with one keystroke and unlocks with Touch ID
Stage	Established	Not given
Founded	Not given	Not given
Based in	NL	Not given
Pricing model	Not given	Paid
Pricing	$11.99 USD one-time purchase, with 14-day free trial and no credit card required	$14 one time. Includes 24 hours free trial, three Macs on one license key, and every future update. 30 days to change your mind, no questions.
Key features	Live preview with automatic file watching Automatic scrolling to changed content Mermaid diagram rendering LaTeX mathematics typesetting Syntax highlighting for 80+ languages Table of contents sidebar Smart search matching rendered text Support for tables and task lists	Lock entire Mac display with one keystroke (⌘L) Unlock with Touch ID or Mac password Windows remain exactly as they were when locked Works with multiple displays including new ones plugged in while locked Hands off to macOS lock after custom time delay No permissions required from macOS
What makes it different	Works with any editor already in use without plugins or extensions Automatic scrolling marks recently edited content	Instant privacy that keeps windows exactly where you left them, unlike macOS lock screen Survives Force Quit with automatic macOS lock activation One-time purchase with no subscription
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	29 +29 (up) since last check	29 +1 (up) since last check
Trust Flow (Majestic)	24	10
Citation Flow (Majestic)	19	19
Referring domains (Majestic)	39	10

4 details filled in for both companies.

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