Multify vs Private Writing Assistant

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

Multify compared with Private Writing Assistant
Detail	Multify	Private Writing Assistant
What it does	Free AI browser extension for Chrome and Firefox	Spelling and grammar checks in 101 languages, run entirely on your device
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Free	Free
Pricing	Not given	Not given
Key features	Doubleslash shortcut for writing and research anywhere AI-powered Gmail research to look up email senders Chat with any website to summarize and extract information Save links, posts, podcasts and videos to Stash MCP integration with AI agents like Claude and ChatGPT Works on Chrome and Firefox desktop browsers	101 languages supported with automatic language detection Runs on device using Chrome's built-in AI model Works in email drafts, Google Docs, and Google Slides Fix single mistakes or all corrections at once Toggle checking on and off with visible AI status
What makes it different	Free to install and use with no payment required Operates directly in your browser without a separate app User maintains full control over what is shared and sent Integrates with existing AI agents through MCP protocol	Nothing sent to servers - all processing happens on your device Supports 101 languages with automatic detection Uses Chrome's native AI - no external model required Works seamlessly across text boxes, email, docs and slides
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)	31 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	23	0
Referring domains (Majestic)	23	0

4 details filled in for both companies.

More alternatives to Multify More alternatives to Private Writing Assistant