Marketing & SEO
QR codes, barcodes, UTM links, slugs, meta tags, Google previews and keyword density.
Tools in this category
- QR Code GeneratorCreate QR codes for links, text, Wi-Fi, email and phone; download PNG or SVG.
- Slug GeneratorNewTurn titles (including Vietnamese) into clean SEO-friendly URL slugs: no accents, hyphens, lowercase.
- UTM BuilderNewAdd utm_source, utm_medium and utm_campaign to links to track each channel in Google Analytics.
- Barcode GeneratorNewCreate EAN-13, EAN-8, UPC-A, Code 128, Code 39 and ITF-14 barcodes with check digits; PNG, SVG, ZIP.
- Google SERP Snippet PreviewNewSee how your title and description look on Google desktop and mobile, with pixel width and truncation.
- Meta Tag GeneratorNewGenerate title, description, canonical, Open Graph, Twitter Card, hreflang and JSON-LD with share previews.
- Keyword Density CheckerNewCount words and 1–3 word keyword density in an article, and check the focus keyword in titles and headings.
Marketing & SEO tools: QR, barcodes, UTM, meta
Tools for content creators and marketers: generate QR codes for print, tag links with UTM parameters to measure each channel in Google Analytics, and turn Vietnamese titles into clean URL slugs. Everything is generated in your browser and ready to copy.