Screen Size Checker vs terrific.tools

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 terrific.tools
Detail	Screen Size Checker	terrific.tools
What it does	Instant screen resolution and viewport size checker for developers and designers	A modern collection of free, browser-based tools for everyone
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	131 audio tools 149 code tools 127 image tools 110 data tools Desktop app for macOS, Windows & Linux 3,000+ file conversions supported 71 randomizer tools 50 text tools No signups required Privacy-first approach
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	Over 750 free tools in one collection No downloads or signups needed Desktop app with 3,000+ conversions
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	17 no change since last check
Trust Flow (Majestic)	5	6
Citation Flow (Majestic)	25	27
Referring domains (Majestic)	44	84

4 details filled in for both companies.