HTML to URL vs Online Ruler

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

HTML to URL compared with Online Ruler
Detail	HTML to URL	Online Ruler
What it does	Convert HTML code into shareable URLs in seconds without deployment	Measure anything on your screen with pixel-perfect accuracy
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Free
Pricing	Free: one URL for 3 days. Starter: $9/month for 3 editable URLs. Pro: $15/month for 10 editable URLs with password protection. Business: $25/month for 50 editable URLs with password protection. One-time payment option to extend current files at the same URL.	Not given
Key features	Convert HTML code to shareable URL Live browser preview before publishing Upload HTML files (.html/.htm) 20MB HTML size limit No account required for initial use Custom htmltourl.app addresses on paid plans Password protection on Pro and Business plans Noindex generated pages to avoid SEO impact Update files at the same URL on paid plans Remove HTMLtoURL branding on paid plans	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
What makes it different	No deployment or server setup required Built specifically for AI-generated HTML Instant preview before sharing Share as a single URL instead of files or deployment instructions Safer indexing defaults to protect SEO	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
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)	27 no change since last check	1 no change since last check
Trust Flow (Majestic)	8	0
Citation Flow (Majestic)	21	17
Referring domains (Majestic)	65	4

4 details filled in for both companies.

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