QRThis vs Kastavo

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

QRThis compared with Kastavo
Detail	QRThis	Kastavo
What it does	Free QR code generator with editable dynamic QR codes you can update after printing	Free online tools to convert files, calculate values, generate codes and transform text in your browser
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	BR
Pricing model	Freemium	Free
Pricing	Free: unlimited static QR codes, custom colors and sizes, PNG and SVG downloads, free API (100 requests per IP per day), 1 dynamic QR code. Pro Lifetime: $29 one-time for unlimited dynamic QR codes, edit destinations anytime, scan tracking, priority support.	Not given
Key features	Customizable colors, sizes (256, 512, 1024px), and logo upload Download QR codes as PNG or SVG Scan tracking with date, time, and country data Public API with 100 requests per IP per day Instant updates without reprinting Commercial usage with no license or attribution required	Compress and convert images (JPG, WebP, PNG) Merge, split and convert PDF documents QR code generator for text, links, Wi-Fi, Pix, vCard and SMS Word and character counter with real-time processing JWT decoder showing header, payload and expiration Compound interest calculator with monthly contributions Color picker showing HEX, RGB and HSL values Unit converters for length, temperature and more Video compression by selecting resolution and quality Freelance hourly rate calculator for income goals
What makes it different	Change where a QR code points after printing without creating a new code No signup required for static QR code generation One-time $29 lifetime purchase instead of a subscription Privacy-focused scan tracking without IP storage or device tracking Free public API with no authentication required	All tools run entirely in your browser with no file uploads or server processing Fast results with instant processing directly in your browser No sign-up required with no hidden limits or paywalls Available in three languages with localized units and formats Regularly updated catalog with new tools added continuously
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)	9 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	14	21
Referring domains (Majestic)	5	5

5 details filled in for both companies.

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