Free online tools that just work
Fast, free and private online tools for developers, writers and everyday math. No sign-up, everything runs in your browser.
🧩JSON Formatter & ValidatorFormat, beautify, minify and validate JSON instantly. Shows the exact line of syntax errors. Free and private — runs in your browser.📝Word CounterCount words, characters, sentences and paragraphs as you type, plus reading and speaking time. Free online word counter.🏠Mortgage CalculatorEstimate your monthly mortgage payment with taxes and insurance, total interest and a yearly amortization schedule. Free and instant.