Side Copilot vs StackTools

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

Side Copilot compared with StackTools
Detail	Side Copilot	StackTools
What it does	Browse less. Get more done.	Private browser tools for everyday work
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Free
Pricing	Free: $0/month with up to 5 spaces and basic chat. Pro: $2.9/month ($4.9 monthly equivalent) with unlimited spaces and Agent Mode. Pro+: $7.9/month ($11.9 monthly equivalent) with cross-page agent and additional tools. Yearly plans include 2 months free.	Not given
Key features	Vertical tabs manager in side panel Group tabs by domain or AI Chat mode to query open tabs Agent mode for browser automation Suspend tabs to free memory Pin and search tabs Support for multiple languages Save and restore tab groups	PDF merge, split and compress Convert Word, Excel, images to PDF OCR, redact and protect PDFs Compress images (JPG, PNG, WebP, AVIF) Convert HEIC images Background removal On-device image upscale Works offline after first load No signup required
What makes it different	AI-powered tab organization without switching browsers Side panel operates without breaking workflow Works across multiple browsers and platforms Generous free plan with cloud sync Natural language AI grouping	Files process in your browser with no uploads to servers No account, no credit card, no friction Works offline after first visit
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)	52 no change since last check	8 no change since last check
Trust Flow (Majestic)	20	4
Citation Flow (Majestic)	32	14
Referring domains (Majestic)	287	4

4 details filled in for both companies.

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