Free tools
28 free tools for design, SEO and growth
The tools I reach for on client projects, made public. No signup, no paywall. Everything runs in your browser, so nothing you enter is uploaded, except the AI visibility score, which fetches the page you name and stores nothing.
- New
Design
Color contrast checker
Check any two colours against WCAG 2.2 AA/AAA and APCA, with live fixes.
Open tool→ - New
Design
Tailwind color scale generator
Turn one hex into a balanced 50–950 scale, ready for Tailwind v4 or CSS variables.
Open tool→ Design
Palette from image
Drop a photo or screenshot and pull out its dominant colours as hex, RGB and HSL.
Open tool→Design
Font pairing previewer
Try curated Google Font pairings on a real landing page, then copy the CSS.
Open tool→Design
Fluid type scale generator
Build a modular type scale that grows with the viewport — CSS clamp() and Tailwind output.
Open tool→Design
CSS gradient generator
Design linear, radial, conic and mesh gradients visually, then copy the CSS.
Open tool→Design
Box shadow generator
Layered, natural-looking shadows with live preview — CSS and Tailwind output.
Open tool→- New
Design
Device mockup generator
Drop a screenshot into an iPhone, MacBook or browser frame and download a PNG.
Open tool→ - New
Design
Favicon & app icon generator
Make every favicon and app icon size from an image, text or emoji — one zip.
Open tool→ Design
Screen size & breakpoint reference
Viewport sizes for every current iPhone, Android, tablet and desktop — filter and compare.
Open tool→SEO & marketing
Social image size guide & resizer
Every 2026 post, story, cover and ad size — and a resizer that crops your image to fit.
Open tool→- New
SEO & marketing
SERP snippet preview
See your title and description as Google shows them, measured in pixels, on desktop and mobile.
Open tool→ SEO & marketing
Open Graph preview & meta tag generator
Preview your link on X, LinkedIn, Facebook, Slack and iMessage, then copy the meta tags.
Open tool→SEO & marketing
Schema markup generator
Build valid JSON-LD for Organization, LocalBusiness, Product, Article, FAQ and more.
Open tool→- New
SEO & marketing
llms.txt generator
Write the file AI assistants read first, so ChatGPT, Claude and Perplexity describe you correctly.
Open tool→ - New
SEO & marketing
AI visibility score
Check whether ChatGPT, Claude, Perplexity and Google can find, read and quote a page, with a score out of 100.
Open tool→ - New
SEO & marketing
Redirect planner
Match every old URL to its new page, catch chains and homepage dumps, and export redirects for Framer, Webflow, Squarespace and more.
Open tool→ SEO & marketing
UTM link builder
Build clean, consistent campaign links with presets, bulk mode and a saved history.
Open tool→Business
Project cost calculator
Estimate the cost of a website, product, AI app or brand in seconds.
Open tool→- New
Business
Freelance rate calculator
Work out the hourly, day and project rate you need from your income goal and real costs.
Open tool→ Business
Agency vs freelancer vs in-house
Compare the true yearly cost of hiring, a freelancer and an agency for the same work.
Open tool→Business
Website redesign ROI calculator
See what a lift in conversion rate is worth per month, and how fast a redesign pays back.
Open tool→- New
Business
MVP scope & timeline estimator
Pick your features and see a realistic build timeline, team and cost range for your MVP.
Open tool→ Business
SaaS LTV, CAC & pricing calculator
Model LTV, CAC payback and LTV:CAC from price, churn and acquisition cost.
Open tool→- New
Product
Website platform picker
Answer nine quick questions and get Framer, Webflow, WordPress, Shopify or custom code — with reasons.
Open tool→ Product
Design brief generator
Answer guided questions and get a clear, shareable design brief — download as PDF or Markdown.
Open tool→Product
A/B test calculator
Check whether your test result is real, and how many visitors you need before you call it.
Open tool→Product
NPS calculator
Turn survey responses into a Net Promoter Score, with the breakdown and a benchmark.
Open tool→
Built properly
Free tools, fixed-price builds.
These tools solve one job each. When you need the whole thing done (a website, a product, a brand), I design and build it end to end for a flat price agreed up front: a landing page from $700, a complete custom website or app for $1,999.