SEO Tools
Browse free online SEO Tools on tomai — fast, private, no installation, available in 11 languages.
Free tools
FreeMeta Tags Generator
Title, description, keywords, canonical and robots meta tags with a live Google search preview
SERP Previewer
See exactly how your title and description look in Google results — with pixel-accurate truncation warnings.
UTM Link Generator
Build clean, correctly-encoded campaign links in seconds — with one-tap presets for Facebook Ads, Google Ads and more.
Keyword Density Analyzer
Measure keyword frequency and density in any text — spot keyword stuffing before search engines do.
Readability Score
Estimate the school grade level of any text — Flesch-Kincaid for English, an adaptive sentence-length formula for Chinese
Favicon Generator
Turn any image into a complete favicon set — crop, resize and export all six standard sizes, a ready-to-deploy ZIP, site.webmanifest and a paste-ready HTML snippet, all in your browser
URL Slug Generator
Turn article titles into clean, SEO-friendly URL slugs — pinyin transliteration for Chinese, stopword removal for English, all in real time
JSON-LD Validator
Paste your structured data and check it against Schema.org — valid JSON-LD, missing required fields, and the issues Google cares about.
Social Share Preview
Open Graph + Twitter Card tags with a live Facebook/Twitter-style preview card
Robots.txt Generator
Per-crawler Allow/Disallow rules and sitemap links, ready to paste
Robots.txt Checker
Fetch any site’s robots.txt and test whether a crawler is allowed to access a path — evaluated against the real crawl rules, with the deciding line shown.
Sitemap Generator
Paste a list of URLs, get a ready XML sitemap or sitemap index
Schema (JSON-LD) Generator
Article, Product, FAQ, LocalBusiness, Organization and Breadcrumb structured data
Hreflang Generator
<link rel="alternate" hreflang> tags for every language version of a page