Free online calculators and tools for everyday use - no signup, no app, no nonsense. 180+ tools covering finance (EMI, SIP, PPF, GST, salary), health (BMI, body fat, macros, calories), time, unit converters, utility tools (QR code, password generator), and 37 free games. Everything runs in your browser. No data is stored or sent anywhere.
Free
Launch Team / Built With
EneyProactive AI for Mac. Free test, 20,000 credits.
Promoted
Hey Krishna, the dark mode toggle is already there! Top right corner of the navbar, it remembers your preference across visits. Give it a try and let me know if it's not working for you! If you think of any tool or game you'd want to see added, drop me a suggestion here: tool-haven.com/contact - I read every message and I'm actively building.