Online Ruler vs QR Code AI

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

Online Ruler compared with QR Code AI
Detail	Online Ruler	QR Code AI
What it does	Measure anything on your screen with pixel-perfect accuracy	Free QR code generator with AI-powered custom designs, logos, and scan tracking
Stage	Not given	Not given
Founded	Not given	2023
Based in	Not given	FR
Pricing model	Free	Freemium
Pricing	Not given	Free plan available; paid plans for scan analytics, dynamic QR codes, and API access
Key features	Smart Auto-Detect identifies your device from a database of 100+ profiles Three calibration methods: auto-detect, screen diagonal, and credit card Place rulers on any edge of the screen in any combination Click-to-measure distances in any direction Live cursor position tracking Dark mode with automatic system preference detection Support for four measurement units: cm, mm, inches, and pixels	60 QR code types supported AI-powered QR Code Art generator Custom design with logos and colors Dynamic QR codes with scan tracking Download in PNG, SVG, or PDF format REST API integration Custom domain branding Team workspaces with role assignment GDPR-compliant encryption and anti-scam protection 1200+ editable templates
What makes it different	No installation required—runs entirely in your web browser Achieves near pixel-perfect accuracy typically within 0.5mm for well-calibrated screens Completely free with no ads, account, or limitations Calibration saved locally so no need to recalibrate on each visit Works on tablets and mobile devices with touchscreen support	Only major free QR code generator with AI Art built in 30% more scans with custom designs Three QR creation modes in one tool Processes 12.4M QR codes and 76.8M scans
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)	1 no change since last check	42 no change since last check
Trust Flow (Majestic)	0	9
Citation Flow (Majestic)	17	36
Referring domains (Majestic)	4	599

4 details filled in for both companies.

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