hngtools.com

HNGTools is a free, browser-based collection of 30+ calculators, converters, generators, and productivity tools designed to deliver instant results without signup. With a clean, mobile-friendly interface, you can enter your inputs and get outputs right away for everyday planning, problem-solving, and creative work.

The tool library covers multiple categories, including finance and percentages (like APY, income, and subscription-related calculations), productivity utilities such as a Pomodoro timer and time/screen planning tools, and developer-friendly helpers like UUID generation plus HEX/RGB color conversions and Markdown-to-HTML. There are also creativity-focused generators including name generators, fancy text, and quote generators.

Built for speed and simplicity, HNGTools runs calculations and generators in your browser and avoids account creation or personal-data collection. That means you can use tools repeatedly, on desktop or mobile, whenever you need accurate answers or quick creative output.

Do I need to create an account to use HNGTools?

No. Tools run directly in your browser and don’t require registration.

Are the tools free to use?

Yes. All tools are completely free with no hidden costs or limits mentioned for usage.

Where do the calculations happen?

Calculations and generators run locally in your browser, so your inputs stay on your device.

What kinds of tools are available on HNGTools?

You’ll find online calculators (finance, time, productivity), converters (units and formats, including color conversions), and generators (names, fancy text, and quotes).

Can I use HNGTools on a phone or tablet?

Yes. The tools are fully responsive and work on smartphones, tablets, and desktop computers.