Screen Size Checker vs UPIQRTool

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 UPIQRTool
Detail	Screen Size Checker	UPIQRTool
What it does	Instant screen resolution and viewport size checker for developers and designers	Not given
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	IN
Pricing model	Free	Freemium
Pricing	Not given	Free core tools. Pro: USD $2.99/month or USD $19.99/year
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	Generate UPI QR codes from existing UPI IDs Add optional fixed amount or payment note Upload and customize logos Download as PNG or PDF Print posters, stickers and standees Generate direct UPI payment links Local QR code decoder No account required for free tools
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	All payment processing happens locally in your browser with no server uploads Free core tools require no account or signup Pro adds premium templates, batch CSV export and brand presets
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	Not checked yet no change since last check
Trust Flow (Majestic)	5	0
Citation Flow (Majestic)	25	0
Referring domains (Majestic)	44	0

3 details filled in for both companies.

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