StackTools vs Reveal Ad Spend

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

StackTools compared with Reveal Ad Spend
Detail	StackTools	Reveal Ad Spend
What it does	Private browser tools for everyday work	Free Chrome extension showing estimated ad spend in the Meta Ads Library using EU transparency data
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Free
Pricing	Not given	Not given
Key features	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	Sort ads by EU reach Display real-time EU transparency reach data on ad cards Estimate ad spend using custom CPM and frequency Generate PDF reports with ad creative and reach data EU audience breakdown by age, gender, and location Free account with Google or email login Works across Facebook, Instagram, Messenger, and Meta Audience Network
What makes it different	Files process in your browser with no uploads to servers No account, no credit card, no friction Works offline after first visit	Completely free with no usage limits or credit card required EU reach data read locally in browser, never sent to external servers Works without Facebook account on public Meta Ads Library Print-ready PDF reports generated with one click
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)	8 no change since last check	6 no change since last check
Trust Flow (Majestic)	4	9
Citation Flow (Majestic)	14	20
Referring domains (Majestic)	4	13

4 details filled in for both companies.

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