The tools you need,
right in your browser
Calculators, formatters, generators, and utilities for business, finance, development, and design. No installs. No sign-ups. Many tools process your input locally in your browser.
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k7$Xm9pQ#2vNfL4! Powerful tools, beautifully simple
From formatting JSON to calculating VAT across 30+ countries, every tool is designed to save you time and just work.
Developer Tools That Keep Up
Format JSON, decode JWTs, test regex, generate UUIDs, and hash strings. All the dev utilities you reach for daily, running locally with zero network latency.
- Real-time validation and error highlighting
- Nothing sent to any server, ever
- Copy results with one click
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Finance & Business, Instantly
Calculate VAT for 30+ countries, model profit margins, project compound growth, and find your break-even point. Built for real-world business decisions.
- Auto-detects your country for accurate VAT rates
- Supports local currency formatting worldwide
- Clear formulas and breakdowns you can verify
Compress, Generate, Create
Shrink images without quality loss, generate QR codes, create color palettes with AI, and optimize SVGs. Many of these workflows stay in your browser from start to finish.
- Compress images up to 80% with Canvas API
- AI-powered color palettes with WCAG contrast checks
- QR codes for URLs, Wi-Fi, vCards, and text
Why people choose Utiliify
We built the toolkit we wished existed: useful, privacy-minded tools with straightforward ad-supported access.
Privacy First
Many tools process input locally in your browser, helping keep routine files, text, and code on your device while you work.
AI-Enhanced
Select tools feature AI-powered analysis and suggestions, from readability scoring to intelligent compression settings.
Instant Access
No sign-up, no paywall, no download. Open a tool and start using it immediately. Every tool is available from the first visit.
Built for Real Work
Not toy demos. Every tool handles real-world inputs, edge cases, and formats that professionals actually encounter.
Lightning Fast
Results appear as you type. No waiting for servers, no loading spinners. Processing happens at the speed of your device.
Works Everywhere
Fully responsive, accessible, and dark mode ready. Works on any modern browser, any device, any screen size.
Explore Tools
JSON Formatter & Validator
Format, validate, and prettify JSON instantly.
DeveloperBase64 Encode & Decode
Encode text to Base64 or decode Base64 to text.
DeveloperJWT Decoder
Decode and inspect JSON Web Tokens instantly.
DeveloperTimestamp Converter
Convert between Unix timestamps and human-readable dates.
DeveloperRegex Tester
Test and debug regular expressions with real-time matching.
DeveloperUnit Converter
Convert between units of length, weight, temperature, and more.
DeveloperBrowse by Category
Find the right tool in seconds. Each category groups utilities around a common workflow.
Business Tools
Free business tools for pricing, profitability analysis, invoicing, ROI measurement, and team planning. Replace spreadsheet formulas with focused calculators built for real decisions.
Finance Tools
Free financial calculators for VAT across 30+ countries, profit margins, compound interest projections, loan amortization, and salary conversions. Accurate results using standard financial formulas.
Design Tools
Free design utilities for CSS unit conversion, aspect ratio calculation, and AI-powered color palette generation with WCAG contrast checking. Built for responsive web work.
Text & Data Tools
Free text utilities for word counting, case conversion, password generation, Markdown preview, email subject scoring, SEO meta analysis, and headline optimization. Many include AI-powered insights.
File & Image Tools
Compress JPEG, PNG, and WebP images, generate QR codes for URLs/Wi-Fi/contacts, and optimize SVG markup — all processed locally in your browser with zero uploads.
Date & Time Tools
Calculate exact differences between dates (in years, months, days, and weeks) and convert times between global time zones with automatic daylight saving handling.
Developer Tools
Free developer utilities for JSON formatting, Base64 encoding, JWT decoding, regex testing, UUID generation, hash computation, cron building, and more. Paste, convert, copy — all client-side.
Productivity Tools
Free productivity tools for focused work sessions, habit tracking, and quick note-taking. Build better routines and stay organized — all running privately in your browser.
Built for how you work
Whether you're a developer debugging APIs, a freelancer invoicing clients, or a designer picking colors, there's a tool here for you.
Developers
JSON formatting, JWT debugging, regex testing, UUID generation, and hash computation. All offline.
Freelancers
Invoice calculations, VAT across 30+ countries, income estimates, and break-even analysis for your business.
Content Creators
Headline scoring, word counts, SEO meta analysis, and markdown preview for writers and marketers.
Designers
AI color palettes, image compression, CSS unit conversion, and aspect ratio calculations for pixel-perfect work.
Guides & Tutorials
Learn how to get more from every tool.
Ready to get things done?
106+ free-to-use tools, privacy-minded workflows, and instant browser access. Start using any tool right now.