Utility Calculators
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Sites where Utility Calculators is a core feature are shown first, marked with a Core badge.
Check if your browser and internet connection support IPv6. See both your IPv4 and IPv6 addresses and test your network's compatibility in seconds.
Convert units, calculate volumes, and find formulas for daily tasks with easy-to-use online calculators and conversion tools on this user-friendly site.
Graphing Calculator lets you type equations and instantly see graphs, making math easy for students and teachers on Windows and Mac computers.
Unicode Utilities offers quick online tools to explore, analyze, and convert Unicode characters and text for developers, linguists, and curious users.
Everything by voidtools is a fast Windows tool that lets you instantly search and find files and folders on your computer with simple, easy-to-use features.
TripMode helps you control your Mac's data usage, saving money on limited or slow networks by letting you choose which apps can access the internet.
Slingshot offers broadband, power, and mobile plans in New Zealand, helping you connect quickly with flexible options and the convenience of bundled services.
Explore climate equity with this calculator that helps you estimate mitigation costs and assess fair contributions to global climate action.
Manage your energy account, pay bills, report outages, and find programs to save energy with Eversource, serving CT, MA, and NH residential customers.
Test how strong your password is and see how quickly it could be cracked by a computer. Instantly check password security in your browser for peace of mind.
Find and copy Alt codes for special characters and symbols. Learn how to use your keyboard to type accented letters, math signs, and more.
Easily create and understand cron schedule expressions with this simple online editor and generator for crontab jobs. Helpful for system admins and developers.
Generate secure passwords, calculate hashes, and use online tools like Base64 encoders and UUID generators—all in one place for free.
Manage your Severn Trent Water account online, view bills, get updates on water services, and find answers to common questions about your water supply.
WinDirStat helps you visualize disk usage and clean up space on Windows computers with easy-to-read stats and interactive tools.
Check HTTP status codes for any URL to quickly see if a website is up, down, or redirecting. Simple tool for web developers and site owners.
Official platform for electricity distribution in Spain, offering tools for managing supply, network connections, outages, and service requests.
SwitchResX lets you customize and control screen resolutions on your Mac, making it easy to adjust display settings for the best viewing experience.