Screen Dimensions vs FormatOwl

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

Screen Dimensions compared with FormatOwl
Detail	Screen Dimensions	FormatOwl
What it does	Read your screen size, resolution and refresh rate live in your browser	A little less effort. A lot more done.
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free	Freemium
Pricing	Not given	Free: 113 tools with no sign-up required, 20 welcome trials, then 3 monthly trials. Pro: $49/year (about $4.08/month) or $5.99/month, includes all 143 tools with unlimited use. Lifetime: $149 one-time payment, includes all 143 tools with no renewal.
Key features	Live screen resolution detection in CSS and physical pixels Device pixel ratio measurement Browser window size detection Display refresh rate checker Color range detection Physical screen size measurement with bank card TV size calculator by seating distance Dead pixel test Screen comparison tool at scale Refresh rate test	Image tools: convert, edit and create images PDF tools: organize, sign and transform documents Video tools: edit clips and export videos Audio tools: convert, edit and combine sound JSON tools: format, query and compare structured data Text tools: write, count, compare and transform text Encoding tools: encode, decode and inspect text Color tools: choose, mix and check colors QR & barcode tools: create and scan codes 143 tools across 14 categories
What makes it different	All measurements run in your browser with no data sent to servers Uses bank card calibration to measure actual physical screen size Reference data cross-checked against manufacturers' spec sheets Distinguishes between diagonal screen size and width/height dimensions Shows real panel resolution accounting for display scaling and pixel ratio	100% local processing - files stay on your device 113 tools free without requiring sign-up 20 advanced tool trials plus 3 monthly trials with account creation All 143 tools available across one integrated platform No watermarks on free tool exports
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)	5 +2 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	3	0
Citation Flow (Majestic)	4	17
Referring domains (Majestic)	4	4

4 details filled in for both companies.

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