Free Tools

Free marketing & website tools.

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A dashboard showing website analytics and performance metrics

Buzzing Bee: Free Website & SEO Audit

Score any URL's Core Web Vitals, on-page SEO, security, and technical health in under a minute, with a plain-English report on what to fix first.

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On-Page SEO Checker

Analyze key on-page SEO elements of a webpage and identify optimization opportunities.

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Project Cost Estimator

Tell us about your website or app project and timeline, and our team sends back an efficient, tailored quotation.

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SEO ROI Calculator

Estimate the revenue and ROI an SEO investment could generate, based on your own traffic, conversion rate, and customer value. Instant, no email required.

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Reverse Image Search

Upload a photo or paste an image URL to find visually similar images, possible sources, and related results online. Free, instant, mobile-friendly.

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Add to Calendar

Create Google, Outlook, Yahoo and ICS calendar links for your events. Free, instant, works entirely in your browser.

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Domain Rating Checker

Check the current Ahrefs Domain Rating of any website. Real data from the official Ahrefs API.

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Word Counter

Count words, characters, sentences, paragraphs and reading time instantly.

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Character Counter

Count characters, characters without spaces, words, sentences and more instantly in your browser.

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QR Code Generator

Create and download free QR codes for URLs, text, Wi-Fi, email, contacts and more.

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UPI QR Code Generator

Create a scannable UPI payment QR code with an optional amount, name and note.

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Image Compressor

Compress JPG, PNG and WebP images online without uploading them. Runs entirely in your browser.

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UTM Builder

Create properly formatted campaign tracking URLs for ads, email and social in seconds.

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SEO Title & Meta Description Generator

Generate editable SEO title and meta description ideas based on your page topic and search intent.

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SERP Snippet Preview

Preview how your title, URL and meta description could look in a Google-style search result.

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Meta Tag Checker

Check any public page's title, description, canonical, robots and Open Graph tags.

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Broken Link Checker

Check the links on a public page for 404s, redirects, and unreachable destinations.

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HTTP Status Checker

Check a URL's HTTP status code and full redirect chain, or check up to 20 URLs at once.

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XML Sitemap Generator

Paste your URLs and generate a valid sitemap.xml file, entirely in your browser.

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Keyword Density Checker

Paste your content to see keyword frequency, density, and top terms, with no fake ideal score.

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Robots.txt Generator & Tester

Generate a robots.txt file and test crawler access rules directly in your browser.

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Hreflang Generator & Validator

Generate and validate hreflang tags for multilingual and international SEO.

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Open Graph & Social Share Preview

Preview Open Graph and social sharing metadata before publishing a page.

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JSON-LD Schema Markup Generator

Generate and validate JSON-LD structured data for Articles, Products, FAQs and more, entirely in your browser.

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Favicon Generator

Generate favicon and web app icon files from your logo directly in your browser.

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Image Metadata Viewer & Remover

View EXIF and image metadata, then create a cleaner copy in your browser.

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Image Size Finder

Check an image's width, height, aspect ratio and file size in your browser. Nothing is uploaded.

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Placeholder Image Generator

Create custom placeholder images with your own size, text and colors, and download them as PNG, JPEG or WebP.

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UUID Generator

Generate random UUID v4 identifiers in bulk, copy or download them, and validate a UUID, all in your browser.

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Password Generator

Generate strong random passwords in your browser with custom length and character types. Nothing is uploaded.

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Case Converter

Convert text to uppercase, lowercase, title case, camelCase, snake_case and more. Nothing leaves your browser.

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JSON Formatter

Format, beautify, validate and minify JSON in your browser, with helpful error messages. Nothing is uploaded.

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JSON Minifier

Minify JSON by removing extra whitespace, check the size saved and download the result. Nothing is uploaded.

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Base64 Encoder & Decoder

Encode text to Base64 or decode Base64 back to text, with full Unicode support and validation. Nothing is uploaded.

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URL Encoder & Decoder

Percent-encode or decode URLs and URI components, with encodeURI and encodeURIComponent modes. Nothing is uploaded.

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Slug Generator

Turn titles into clean, readable URL slugs as you type, with Unicode support and a URL preview. Nothing is uploaded.

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Text Repeater

Repeat a word, sentence or several lines up to 1,000 times with a new line, comma or custom separator. Nothing is uploaded.

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Word Frequency Counter

See how often every word in your text appears, with counts, percentages, sorting, search and CSV download. Nothing is uploaded.

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Compare Lists

Compare two lists to find items only in one, items in both and duplicates, with copy and CSV download. Nothing is uploaded.

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Remove Spaces

Trim text, remove extra spaces, remove all spaces or strip all whitespace, with four clearly defined modes. Nothing is uploaded.

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Reverse Percentage Calculator

Find the original value from a percentage, or the value before an increase or discount, with the formula and every step shown.

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Percent Off Calculator

See how much a percentage discount saves and the final sale price, with the formula and every step shown.

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Profit Margin Calculator

Calculate profit or loss, profit margin and markup from cost and revenue, with the formulas and the difference between margin and markup explained.

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Markup Calculator

Calculate markup from cost and selling price, the selling price for a markup, or the cost behind a price, with markup vs margin explained.

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Break-Even Point Calculator

Calculate break-even units, break-even sales and contribution margin from fixed costs, variable cost and selling price, with an optional target profit.

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Salary Increase Calculator

Calculate a salary increase and new salary from a raise percentage, or the percentage change between an old and a new salary, including decreases.

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GST Calculator

Add or remove GST from any amount under GST 2.0, with the CGST/SGST or IGST split, at 0%, 0.25%, 1.5%, 3%, 5%, 18%, 40% or a custom rate.

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HSN/SAC Code Finder

Look up an HSN or SAC code by number or product name, with its GST rate, chapter and heading, under GST 2.0.

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Exam Photo & Signature Resizer

Crop, resize and compress a photo or signature to the exact pixel size and KB range an exam form requires, entirely in your browser.

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Amount in Words (US Check)

Write a dollar amount in words for a check, like “One Thousand Two Hundred and 45/100 Dollars”, free in your browser.

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Amount in Words (Cheque)

Write a cheque amount in words for pounds, naira, rand, shillings, cedis and more, free in your browser.

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Government application photo tools

Photo resizers and ID picture makers preset to official specs: PPSC and FPSC in Pakistan, NYSC and the e-passport in Nigeria, PRC and the Civil Service Commission in the Philippines.

Tools in other languages

Amount-in-words converters written natively for Arabic, Spanish, Portuguese, Indonesian and French, with each country's cheque and invoice format, plus Indonesian photo tools for government applications (change background, compress to 200KB), Bangla photo and signature resizers for Teletalk job applications, an Urdu photo resizer for PPSC, a Turkish biometric ID photo maker, and Japanese résumé, My Number card and passport photo tools with print-ready sheets.

Also available as browser extensions

Right-click any image and save it as JPG, PNG or WebP with our free browser extensions for Chrome, Edge, Firefox and Opera.

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Guides & articles

Top IT & Software Companies in Dubai (2026 Guide)From global enterprise consultancies to homegrown unicorns, fintech disruptors, and boutique development agen…
Top 50 Software Development Companies in England (2026 Guide)From global consultancies with London delivery hubs to boutique fintech specialists and Sheffield's game stud…

Tools

GST CalculatorAdd or remove GST from any amount under GST 2.0, with the CGST/SGST or IGST split, at 0%, 0.25%, 1.5%, 3%, 5%…
Break-Even Point CalculatorCalculate break-even units, break-even sales and contribution margin from fixed costs, variable cost and sell…
Add to CalendarCreate Google, Outlook, Yahoo and ICS calendar links for your events. Free, instant, works entirely in your b…

Free marketing & website tools.

Buzzing Bee: Free Website & SEO Audit

On-Page SEO Checker

Project Cost Estimator

SEO ROI Calculator

Reverse Image Search

Add to Calendar

Domain Rating Checker

Word Counter

Character Counter

QR Code Generator

UPI QR Code Generator

Image Compressor

UTM Builder

SEO Title & Meta Description Generator

SERP Snippet Preview

Meta Tag Checker

Broken Link Checker

HTTP Status Checker

XML Sitemap Generator

Keyword Density Checker

Robots.txt Generator & Tester

Hreflang Generator & Validator

Open Graph & Social Share Preview

JSON-LD Schema Markup Generator

Favicon Generator

Image Metadata Viewer & Remover

Image Size Finder

Placeholder Image Generator

UUID Generator

Password Generator

Case Converter

JSON Formatter

JSON Minifier

Base64 Encoder & Decoder

URL Encoder & Decoder

Slug Generator

Text Repeater

Word Frequency Counter

Compare Lists

Remove Spaces

Reverse Percentage Calculator

Percent Off Calculator

Profit Margin Calculator

Markup Calculator

Break-Even Point Calculator

Salary Increase Calculator

GST Calculator

HSN/SAC Code Finder

Exam Photo & Signature Resizer

Amount in Words (US Check)

Amount in Words (Cheque)

Government application photo tools

Tools in other languages

Also available as browser extensions

Keep exploring

Guides & articles

Tools

More from Q3 Labs