Your ultimate toolkit for productivity. Access 87+ professional utilities for developers, designers, and everyone in between.
Estimate token counts for GPT-4, Claude, and Gemini instantly. Optimize your AI prompts and stay within context limits easily.
Calculate how long it will take to pay off your credit card balance and how much interest you can save with extra payments.
Compare your current mortgage with a new refinance deal to see how much you can save.
Format, validate, and beautify your JSON data instantly. Make your code readable and error-free with our free online tool.
Safely encode characters to HTML entities to prevent XSS attacks, or decode them back to readable text.
Count words, characters, sentences, and paragraphs in your text instantly. Free, fast, and secure online text analysis tool.
Calculate percentages instantly. Find X% of Y, or what percentage X is of Y. Fast, accurate, and free online tool.