URL Shortener
Shorten any URL instantly with browser history, QR code export, and zero server tracking. Private by design.
About Uitly
What Is Uitly? The All-in-One Free Tool Suite for Designers, Developers & Marketers
Uitly is a free, browser-based toolkit that gives you 23 professional-grade tools in one place. No accounts. No uploads. No subscriptions.
Most online tools make you sign up, upload your files to a server, or pay for the features you actually need. Uitly works differently. Every tool runs entirely inside your browser your data stays on your device, always.
Whether you're a designer building a color system, a developer who needs production-ready CSS, or a marketer managing campaign links Uitly has the right tool, ready to use in seconds.
100% browser-based, nothing uploaded to servers
Instant access, no registration or login required
Code-ready output - CSS, JSON, Tailwind, JSX
Works on any device like mobile, tablet, or desktop
Fully private your files never leave your browser
Completely free, no paywalls, no usage limits
New on Uitly
Free Online Marketing & Productivity Tools
Shorten URLs, build QR codes, track campaigns, and manage your online presence no account or subscription required.
QR Code Generator
Custom QR codes for URLs, WiFi, vCards & more. Add colors, logo, download PNG or SVG. No watermarks.
Barcode Generator
Generate EAN-13, Code 128, UPC & 15+ barcode formats with full styling and customization options.
Barcode Scanner
Scan QR codes and barcodes via image upload or live camera directly in your browser. 100% private.
UTM Builder
Build GA4-ready UTM tracking URLs with smart presets, validation, and CSV history export.
URL Cleaner
Strip 50+ tracking parameters UTM, fbclid, gclid, msclkid with instant before/after comparison.
Link Preview Generator
See how your URL appears on Twitter, Facebook, LinkedIn & WhatsApp. Check OG metadata instantly.
Password Generator
Cryptographically secure passwords, passphrases & PINs. All generated locally never sent anywhere.
Bio Link Builder
Build a link-in-bio page with live mobile preview, custom themes, and downloadable HTML. Free Linktree alternative.
URL Management
Shorten, clean, and preview links. Build UTM-tracked URLs with one click and export to CSV for your analytics dashboard.
QR Codes & Link Previews
Generate custom-branded QR codes with your logo and colors. Check Open Graph previews across Twitter, Facebook, and LinkedIn.
Creator Tools
Build a bio link page for Instagram, TikTok, and Twitter with a live phone preview. Generate secure passwords for any account.
Free Design & CSS Tools
Generate color palettes, gradients, font pairings, design tokens, and production-ready CSS — all in your browser.
Color Palette Generator
Generate harmonious color schemes using color theory mono, complementary, triadic and more. Export HEX, RGB, HSL codes instantly.
CSS Gradient Generator
Create linear and radial gradients with live preview. Export production-ready CSS and Tailwind classes instantly.
Font Pairing Tool
Discover 800+ expert Google Fonts pairings. Preview with your own text and copy CSS code in real time.
CSS Generator
Build complex CSS visually shadows, gradients, flexbox, grid without writing a single line of code.
SVG Editor
Edit and optimize SVG files directly in your browser. Convert to JSX and export clean, production-ready code.
Favicon Generator
Convert any image to a complete favicon set .ico, PNG variants, Apple Touch icons, and HTML snippet included.
Design Token Generator
Build a complete design token system colors, type, spacing and export JSON, CSS variables, and Tailwind config.
UI Analysis & Accessibility Tools
Audit your existing interface for contrast, readability, spacing consistency, and WCAG compliance.
Image Optimizer
Compress images up to 90% with zero visible quality loss. WebP, AVIF, PNG, JPEG all processed client-side, never uploaded.
Background Remover
Remove image backgrounds with AI precision. No server uploads, no subscriptions 100% free and private.
UI Shadow Generator
Generate a mathematically consistent shadow elevation scale. Export CSS custom properties and Tailwind config.
UI Spacing Scale
Build an 8px-grid spacing system with CSS variables, Tailwind config, and SCSS map output.
Border Radius Checker
Preview and audit CSS border radius values in real time. Detect inconsistencies and standardize to a coherent scale.
Color Contrast Checker
Check WCAG AA and AAA contrast compliance for any two colors. Get an accessible alternative color suggestion instantly.
UI Readability Analyzer
Analyze your UI copy's Flesch score, grade level, and tone. Get actionable rewrites and clarity improvements in seconds.
Who Uses Uitly?
Uitly is built for anyone who creates on the web. Here's how three types of people use it every day.
For Designers
Build your visual system in one place
From color palette to design tokens, spacing scale to shadow elevation Uitly gives designers every tool needed to build a coherent, production-ready design system without switching apps.
Color Palette GeneratorDesign Token GeneratorFont Pairing ToolCSS Gradient Generator
For Developers
Get production-ready code instantly
Every Uitly tool outputs CSS variables, JSON tokens, Tailwind config, or JSX exactly the formats your codebase needs. No translation, no guesswork, no extra steps.
CSS GeneratorSVG EditorUI Shadow GeneratorUI Spacing Scale
For Marketers
Manage campaigns and links at scale
Build trackable UTM URLs, shorten links, generate branded QR codes, and preview social sharing metadata all without paying for a separate tool for each task.
UTM BuilderURL ShortenerQR Code GeneratorLink Preview Generator
Why 50,000+ People Choose Uitly
Uitly is built around three principles: privacy-first processing, zero sign-up friction, and output that goes straight into production.
Zero Data Exposure
Every Uitly tool runs entirely in your browser. Your images, URLs, passwords, and design decisions never touch our servers — ever.
No Friction Whatsoever
No account. No subscription. No file size limits. Open a tool, do your work, leave. That's it.
Code-Ready Output
Every tool generates CSS, JSON, Tailwind config, or download-ready files you can drop straight into production. No manual translation.
How Uitly Works And Why It's Safe
Most free online tools upload your files to their servers. Uitly doesn't. Here's exactly what happens when you use a Uitly tool.
Step 1
Open a Tool
Pick any of Uitly's 23 tools. No login screen. No email required. Just click and start.
Step 2
Browser Processes Everything
Your file or input is processed using your own browser's computing power the data never leaves your device.
Step 3
See Instant Results
Get your output in seconds CSS code, compressed images, shortened URLs, QR codes, and more.
Step 4
Download or Copy
Copy the code to your clipboard or download the file. Done. No waiting, no email, no account dashboard.
Uitly Never Stores Your Data
Uitly uses your browser's built-in APIs like the Canvas API for images and the Web Crypto API for passwords to process everything locally. There is no backend server receiving your files. You can verify this yourself: open your browser's network inspector while using any Uitly tool, and you'll see zero file upload requests.
Uitly Covers Your Entire WorkflowDesign, Optimize, and Grow, All in One Place
From first color decisions to final production audits, from URL shortening to QR code generation Uitly covers the full design-to-marketing pipeline. No tab switching, no subscriptions, no lock-in.
Build a Design System in Minutes
Use Uitly's Design Token Generator, Spacing Scale, Shadow Elevation, and Border Radius Checker together to produce a complete token set exported as CSS variables, JSON, or Tailwind config.
- Color tokens with light, dark, and contrast variants
- Type scale with modular ratio options
- 8px-grid spacing system with CSS variables
- Mathematically consistent shadow elevation scale
- Standardized border radius tokens
Manage Your Marketing Links
Use Uitly's URL Shortener, UTM Builder, URL Cleaner, and Link Preview Generator to run cleaner, more trackable campaigns no paid plan needed.
- Shorten and share links without a separate account
- Build GA4-ready UTM URLs with platform presets
- Strip 50+ tracking params before sharing links
- Preview how links appear on 5 social platforms
- Export campaign history to CSV in one click
Audit for Accessibility & Clarity
Uitly's Color Contrast Checker and UI Readability Analyzer make sure your interface works for every user and meets WCAG 2.1 AA and AAA standards.
- WCAG 2.1 AA and AAA contrast ratio compliance
- Auto-generated accessible alternative colors
- Flesch–Kincaid grade level for UI copy
- Passive voice, jargon, and hedging detection
- UX-specific tone and clarity scoring
- Actionable rewrite suggestions for UI copy
Image & Asset Pipeline on Uitly
Compress images for the web, remove backgrounds, and generate favicons without leaving your browser or uploading to any server.
Image Optimizer
- WebP, AVIF, JPEG, PNG output
- Up to 90% size reduction
- Batch processing support
Background Remover
- AI-powered edge detection
- Transparent PNG output
- No upload, no subscription
Favicon Generator
- All sizes: 16, 32, 48, 180px
- Valid .ico binary output
- HTML snippet included
Frequently Asked Questions About Uitly
Everything you need to know about Uitly's free design and marketing tools.