Screen Size Checker vs VIPToolsKit

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

Screen Size Checker compared with VIPToolsKit
Detail	Screen Size Checker	VIPToolsKit
What it does	Instant screen resolution and viewport size checker for developers and designers	Free online tools for PDF, images and CVs that run in your browser with complete privacy
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	Screen Resolution Detection Viewport Size Measurement Device Pixel Ratio (DPR) Check Operating System Detection Browser Version Information Touch Support Detection User Agent String Display Real-time Screen Analysis	50+ online tools PDF converters Image tools CV builder No sign-up required Runs entirely in browser No server uploads
What makes it different	Real-time detection of browser viewport, screen resolution and device specifications without installation Helps developers create responsive websites that look great on all devices Educational resources explaining CSS pixels versus physical measurements Maintained as independent web tool kept fast, readable and useful	100% device privacy with no tracking No data uploaded to servers Fast performance
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)	23 −1 (down) since last check	1 no change since last check
Trust Flow (Majestic)	5	0
Citation Flow (Majestic)	25	14
Referring domains (Majestic)	44	4

4 details filled in for both companies.