Free, fast online tools with no sign-up

Small tools that handle that quick task — all right in your browser, with nothing to install and no login.

🌐 What Is My IP See your public IP (IPv4 and IPv6), city and internet provider. 🔤 Text Formatter UPPERCASE, lowercase, camelCase, snake_case, remove accents and more. 🧩 JSON Formatter Format, validate and minify JSON with error detection. 🔐 Password Generator Create strong, random passwords with a strength meter. 📄 CPF and CNPJ Generate and validate valid CPF and CNPJ numbers for software testing. 🔣 Base64 & Hash Encode Base64/URL and generate MD5, SHA-1, SHA-256 and SHA-512 hashes. 🔳 QR Code Generator Create QR codes for links and text and download as PNG, no watermark. 🎨 Color Converter Convert between HEX, RGB and HSL with preview and a visual picker. 🔢 Word Counter Count words, characters, sentences and reading time in real time. % Percentage & Rule of Three Percentage of a value, variation, increase, discount and rule of three. 📝 Lorem Ipsum Generate placeholder text in paragraphs, sentences or words for layouts. 🕒 Unix Timestamp Convert Unix timestamps to dates and back. 🎓 Grade Calculator Work out your average and how much you need on the final exam. 🖨️ 3D Printing Cost Calculate filament and energy cost and the sale price of your part. 📝 Test Score Calculate a score from right, wrong and half-right answers, with weight and max score.

Why use Ferramentai?

All the tools run right in your browser: they are fast, free and require no sign-up. The data you type is not sent to any server — processing happens on your own device, keeping your privacy safe.

☕ Enjoying the tools? They are free, with no sign-up and no limits. If they helped you, consider buying me a coffee — that is what keeps Ferramentai online and new tools coming. Any amount helps a lot. 💜