Screen Size Checker vs FixiTool

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 FixiTool
Detail	Screen Size Checker	FixiTool
What it does	Instant screen resolution and viewport size checker for developers and designers	Free online tools that run entirely in your browser
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	PDF merge, split and compress tools Finance calculators for loans, taxes and savings AI helpers including image generator and voiceover tools Creator revenue and subtitle tools Developer data format converters Works entirely in browser with no server upload Works offline after initial page load Mobile-friendly and works on phones, tablets and desktops Formulas explained with worked examples for trust
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	No account creation or sign-up required Free forever with no hidden paywalls or locked features Each tool page includes formula explanations with worked examples Privacy by design with no database of user inputs
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	1 no change since last check
Trust Flow (Majestic)	5	1
Citation Flow (Majestic)	25	4
Referring domains (Majestic)	44	1

4 details filled in for both companies.

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