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Best Free SEO & Social Media Tools

Ship content and campaigns faster. Generate meta tags and schema, preview your SERP snippet, check keyword density, build UTM links, count characters for every platform, generate hashtags and captions, and calculate engagement and creator earnings. Free, no sign-up, all in your browser. All 45 tools below are free, run in your browser, and need no sign-up.

Google SERP Snippet Preview

Free Google SERP snippet preview. Type your title, URL and meta description to see a live desktop and mobile search result with pixel-width truncation.

Title Tag Length Checker

Free title tag length checker. Measure your SEO title in characters and pixels and see if Google will truncate it on desktop and mobile. Instant, private.

Meta Description Length Checker

Free meta description length checker. Count characters and pixel width and see if Google will truncate your description on desktop and mobile. Private.

Keyword Density Checker

Free keyword density checker. Paste your content to see word and phrase frequency, density percentages and total word count. Spot keyword stuffing fast.

UTM Campaign Link Builder

Free UTM link builder. Add source, medium, campaign, term and content parameters to any URL and copy a clean, trackable campaign link for analytics.

Reading Time Calculator

Free reading time calculator. Paste text to estimate how long it takes to read, with word count, sentence count and separate speaking time for scripts.

Canonical Tag Generator

Free canonical tag generator. Enter your preferred page URL to create a valid rel canonical link tag and stop duplicate content from splitting your rankings.

Hreflang Tag Generator

Free hreflang tag generator. Map languages and regions to URLs to build valid hreflang link tags with x-default for correct international SEO targeting.

Noindex Meta Tag Generator

Free noindex tag generator. Build a robots meta tag with noindex, nofollow, noarchive and other directives to keep pages out of search results. Private.

Twitter Card Meta Tag Generator

Free Twitter card generator. Enter title, description, image and handles to build valid twitter card meta tags for rich link previews on X and Twitter.

Open Graph Tag Generator

Free Open Graph generator. Enter title, description, image and type to build valid og meta tags for rich link previews on Facebook, LinkedIn and Slack.

Organization Schema (JSON-LD) Generator

Free Organization schema generator. Build valid JSON-LD structured data with your name, logo, URL and social profiles to boost brand knowledge panels.

FAQ Schema (JSON-LD) Generator

Free FAQ schema generator. Add questions and answers to build valid FAQPage JSON-LD structured data that can earn rich results in Google search.

Breadcrumb Schema (JSON-LD) Generator

Free breadcrumb schema generator. Enter your page path steps to build valid BreadcrumbList JSON-LD structured data for cleaner breadcrumb search results.

Article Schema (JSON-LD) Generator

Free Article schema generator. Enter headline, author, dates and image to build valid Article JSON-LD structured data for richer news and blog results.

Product Schema (JSON-LD) Generator

Free Product schema generator. Enter name, price, currency, availability and rating to build valid Product JSON-LD structured data for rich shopping results.

Sitemap XML Generator

Free sitemap XML generator. Paste a list of URLs to build a valid XML sitemap with lastmod, changefreq and priority, ready to submit to search engines.

Keyword Combiner & Mixer

Free keyword mixer. Combine two or three lists of words into every keyword phrase permutation for PPC and SEO, with optional match type brackets.

Anchor Text Suggester

Free anchor text suggester. Enter a keyword and target URL to get varied, natural anchor text ideas across exact, partial, branded and generic types.

SEO Content Score Checker

Free SEO content checker. Paste your article and target keyword to score word count, keyword usage, headings and readability against on-page best practices.

YouTube Tag & Description Builder

Free YouTube tag builder. Turn your video topic keywords into comma separated tags and a description with timestamps and hashtags for better discovery.

CTR & Ad Metrics Calculator

Free CTR calculator. Enter impressions, clicks, conversions and spend to compute click through rate, conversion rate, CPC, CPA and ROAS instantly.

Page Weight Budget Calculator

Free page weight calculator. Add HTML, CSS, JS, image and font sizes to see total page weight and estimated load time across 3G, 4G and broadband speeds.

Tweet Character Counter

Free tweet character counter that respects X limits, counts each URL as 23 characters, and shows how many tweets long text needs.

Twitter Thread Splitter

Split long text into a numbered X thread with each tweet kept under 280 characters. Breaks on word boundaries and adds 1/n numbering.

Multi Platform Character Counter

Count your text against every social media limit at once: X, Instagram, TikTok, LinkedIn, Facebook, YouTube, Threads and Bluesky.

Hashtag Counter

Count the hashtags in a caption and check against Instagram, TikTok and X limits. Lists each unique tag and flags duplicates instantly.

Hashtag Set From Keywords

Turn keywords or a caption into a ready to paste hashtag set. Generates camel case and lowercase tags and dedupes them automatically.

Reels Hashtag Set Generator

Build a balanced Instagram Reels hashtag set that mixes broad, medium and niche tags around your topic, sized to stay under the 30 tag cap.

Instagram Caption Generator

Generate Instagram caption ideas from your topic with a hook, body, emoji and a call to action. Pick a tone and copy the caption instantly.

Instagram Bio Generator

Create a punchy Instagram bio from your name, role and interests. Builds a stacked bio with emoji and a call to action under 150 characters.

Twitter Bio Generator

Generate a tight X bio from your role, focus and vibe. Builds a bio under the 160 character limit with separators and an optional link cue.

Instagram Line Break Generator

Add real line breaks and spacing to Instagram captions and bios that survive posting. Inserts invisible characters so gaps do not collapse.

Engagement Rate Calculator

Calculate social media engagement rate from likes, comments, shares and saves. Get rate by followers and by reach with a quality benchmark.

Follower to Following Ratio Calculator

Work out your followers to following ratio and see what it signals. Enter both counts to get the ratio, a percentage and a quick read.

TikTok Money Calculator

Estimate TikTok earnings from views using a per thousand view rate. See low, average and high estimates for a video and a monthly total.

YouTube Money Calculator

Estimate YouTube ad revenue from views and RPM. Enter monthly views and a realistic RPM to see daily, monthly and yearly income ranges.

YouTube Title Length Checker

Check YouTube title length so it does not get cut off. See character count against the 100 cap and the roughly 60 char display truncation point.

YouTube Tag Extractor

Extract clean comma separated YouTube tags from a block of text or keywords. Dedupes, trims, and counts against the 500 character tag budget.

YouTube Timestamp Link Generator

Turn a YouTube URL and a time into a link that jumps to that moment. Also builds chapter timestamp lists for your video description.

Discord Timestamp Generator

Generate Discord timestamp codes that show the right local time for everyone. Pick a date, time and style to get the <t:unix:style> code.

Social Media Image Size Reference

Reference table of current image and video dimensions for Instagram, X, Facebook, TikTok, YouTube, LinkedIn and Pinterest. Search and copy sizes.

Best Time to Post Reference

Reference of generally recommended best times to post on Instagram, X, Facebook, TikTok, LinkedIn and Pinterest, adjusted to your local timezone.

Call to Action Generator

Generate call to action ideas for social posts by goal: get comments, saves, shares, follows, clicks or sign ups. Copy a fresh CTA in one click.

Emoji Copy Picker

Browse a categorized emoji grid and click any emoji to copy it. Search by name, filter by category, and build a string of emoji for your posts.

Frequently asked questions

Are these tools free?

Yes. Every tool in this toolkit is completely free, with no sign-up and no usage limits.

Do these tools work on mobile?

Yes. They run in any modern web browser on phone, tablet or desktop, with nothing to install.

Is my data private?

Yes. These tools run entirely in your browser, so nothing you enter is uploaded to a server.

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