Quick visual check of a resolution: you enter width × height and see a box at that aspect ratio (scaled to fit).

Does it use real pixels?

The box is scaled to fit the page; it shows the aspect ratio and relative size.

Online Screen Resolution Tester

Enter width and height to see a visual preview box at that dimension. Same idea: input dimensions → preview.

WidthHeight

Visual preview (1280 × 720)

What is this for?: Quick visual check of a resolution: you enter width × height and see a box at that aspect ratio (scaled to fit).
Does it use real pixels?: The box is scaled to fit the page; it shows the aspect ratio and relative size.

Meta Description Generator

Generate SEO meta descriptions for your pages. Optimize length and keywords for search results.

UTM Builder

Build UTM-tagged URLs for campaign tracking. Add source, medium, campaign, term, and content parameters.

Google SERP Preview Optimization Tool

Preview how your title and meta description will appear in Google search results (~60 / ~160 chars).

Keyword Density Checker

Check keyword density: enter text and a keyword to see count, occurrences, and density (count/total words × 100).

Open Graph Generator

Generate Open Graph meta tags (og:title, og:description, og:image, etc.) as HTML or JSON.

Robots.txt Generator

Generate robots.txt content for your domain. Set User-agent rules and Allow/Disallow paths for search engine crawlers.