Screen Size Checker vs Toolyard

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 Toolyard
Detail	Screen Size Checker	Toolyard
What it does	Instant screen resolution and viewport size checker for developers and designers	Free browser-based tools for images, PDFs and text that never leave your device
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	KR
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	Image compression and conversion PDF merging and editing QR code generation JSON formatting Text comparison tool Offline functionality
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	Files never leave your device - all processing happens locally in your browser 56 tools with simple, single-purpose design Works offline after page loads
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 no change since last check	3 no change since last check
Trust Flow (Majestic)	5	6
Citation Flow (Majestic)	25	17
Referring domains (Majestic)	44	8

4 details filled in for both companies.