Welcome to Free Small Tools
Free Small Tools is a free online collection of 300+ utility tools built for marketers, developers, students, designers, and everyday internet users. Whatever the task — compressing a ZIP, converting a unit, solving an equation, checking a certificate, or generating a password — you will find a dedicated tool that does it instantly, right in your browser.
No download, no registration, no payment. Open a tool, get your answer, and move on.
Our Mission
Our mission is simple: to provide high-quality, no-cost tools that solve real problems. We believe useful software should be free, fast, and private — which is why every tool on this site is designed around three principles:
Why Choose Pro Tools?
- 100% Free — Every tool is free to use, with no hidden paywalls or trial limits.
- Fast & Accurate — Tools are optimized for speed and return reliable results in seconds.
- Privacy First — Text, math, converter, image and ZIP tools run client-side on your device. Your files and data are never uploaded or shared.
- No Signup Needed — Just open a tool and use it. There is no account to create and no email to enter.
- Works Everywhere — Fully responsive design that works on desktop, tablet, and mobile.
- Always Growing — New tools and features are added regularly based on user feedback.
What We Offer
Our library spans 20 categories of practical tools, including:
- Text Analysis Tools — word counter, readability checker, keyword density, case converter, and fancy text styling.
- Unit Converters — length, temperature, weight, speed, pressure, energy, power, angle, density, torque, plus cooking, shoe, ring, paper size and internet speed converters.
- Math Calculators — scientific calculator, quadratic solver, derivative and matrix calculators, percentage, primes and Fibonacci.
- Finance Calculators — EMI, mortgage, auto loan, compound interest, ROI, break-even, APR, credit card payoff, and invoice generator.
- Marketing Calculators — CPC, CPM, CTR, CPA, CLV, ROAS, CAC, churn, conversion rate, A/B test significance, engagement rate, and LTV:CAC ratio.
- Image Tools — resizers for every platform, compressors, format converters, cropping, face blur, metadata removal, and QR and barcode generators.
- Design Tools — device mockups, collages, pixel art, duotone, avatars, type scales, meme generator, and icon builder.
- CSS Tools — minifier, beautifier, validator, specificity checker, Tailwind converter, and generators for gradients, grid, easing, keyframes, z-index, glassmorphism, and media queries.
- ZIP Tools — create ZIP archives, extract and preview them, merge multiple archives, and compress or expand gzip files.
- Security Tools — password and token generators, password strength checker, hash identifier, file checksum verifier, card validator, and suspicious link checker.
- SEO Tools — on-page score checker, meta tag and schema generators, robots.txt and sitemap tools, keyword and alt text helpers.
- Website Diagnostics — status, redirects, DNS, SSL, port, mixed content, HTML validation, cookie checks, and technology profiling.
- Developer Tools — JSON formatter and CSV converter, JWT decoder, regex tester, chmod calculator, base64, hash tools, and diff checker.
- Health Calculators — BMI, BMR and TDEE, body fat, calories, protein, macros, heart rate, BAC, pregnancy, ovulation and period calculators.
- Utilities & Fun — timers, time zones, timestamps, invisible character remover, morse code, typing speed test, QR codes, and more.
Who It Is For
Free Small Tools is used by freelancers, digital marketers, web developers, SEO specialists, designers, students, and small business owners who need quick, dependable answers without opening a heavy software suite. If you work on the web, or you just need to convert, calculate, compress, or clean something up, you will find a use for it.
Get In Touch
We love hearing from our users. Whether you have a suggestion for a new tool, spotted a bug, or just want to say hello, your feedback helps us improve. Visit the Contact Us page to reach our team — we reply to every message.