15 free tools
SEO and marketing tools
Search and social platforms reward the details: a title that does not get truncated, a meta description that earns the click, UTM parameters that keep analytics clean, and structured data that qualifies a page for rich results. These tools handle those details quickly.
All marketing tools
CPM Calculator
CPM calculator that solves for cost per thousand impressions, total ad spend, or impressions. Also shows cost per impression. Works for RPM too.
Email Subject Line Tester
Email subject line tester: check length, spam-trigger words, caps, and emoji, and see how your subject and preview text look in a phone inbox.
Hashtag Generator
Hashtag generator that turns keywords into clean, deduplicated #CamelCase tags for Instagram, TikTok, LinkedIn, and X, with a count limit and copy.
Hreflang Generator
Hreflang tag generator that validates language codes, catches en-uk and missing x-default, and outputs HTML tags, XML sitemap entries, or headers.
Keyword Density Checker
Keyword density checker for any phrase, plus your top 1-, 2-, and 3-word terms. Spot keyword stuffing before you publish. Text never leaves your browser.
Keyword Idea Generator
Keyword idea generator that turns one seed topic into 40+ long-tail keywords grouped by search intent: questions, comparisons, and buying terms.
Meta Length Checker
Meta length checker for SEO titles and meta descriptions. Count characters as you type and keep snippets inside Google's typical display limits.
Meta Robots Generator
Meta robots tag generator for noindex, nofollow, snippet, image preview, and unavailable_after rules. Get the meta tag and matching X-Robots-Tag header.
Open Graph Generator
Open Graph generator for og:title, og:image, and Twitter/X card tags, with a live link preview and warnings for common mistakes. Copy and paste.
Schema Markup Generator
Schema markup generator for JSON-LD: build Article, Product, LocalBusiness, and FAQPage structured data with the fields Google looks for, then copy it.
Search Intent Classifier
Search intent classifier: tag keywords as informational, commercial, transactional, or navigational, with the trigger word and content type to create.
Title Preview Tool
Title preview tool that shows your page as a Google desktop result. Measures title pixel width, flags truncation, and checks meta description length.
UTM Builder
UTM builder for GA4: add utm_source, utm_medium, and utm_campaign to any link, force lowercase to avoid split reports, and copy in one click.
YouTube Tag Generator
YouTube tag generator: turn a topic into ready-to-paste tag variations, add your own keywords, and track the 500-character limit as you go.
YouTube Title Length Checker
YouTube title length checker: count characters in your title against the 100-character limit and check descriptions against 5,000. Free, instant.
About these tools
Preview how a title and description will look in Google results, check lengths against real limits, build tagged campaign URLs, and generate robots.txt, meta robots, hreflang, redirect rules, Open Graph tags, and JSON-LD schema. For research, there are keyword idea, search intent, keyword density, and YouTube title and tag helpers.
Google truncates titles by pixel width, around 600 pixels on desktop, so treat character counts as a guide rather than a hard rule and front-load the words that matter. Everything runs in your browser; your URLs and copy are not logged or shared.