Utility Calculators
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Sites where Utility Calculators is a core feature are shown first, marked with a Core badge.
MDCalc offers easy-to-use medical calculators, equations, and scoring tools to support healthcare professionals in clinical decision-making and patient care.
Explore a wide range of utility apps for Linux and other platforms, all created by the KDE community and easy to browse by category or need.
Easily count words and characters, check keyword density, and improve your writing with grammar and style suggestions in this free online editor.
Calculate US dollar inflation from 1913-2025, compare historical prices, and explore inflation trends with easy-to-use tools and up-to-date data.
Calculate your carbon footprint and find ways to reduce or offset your emissions with easy online tools and helpful resources for individuals and businesses.
CodeBeautify offers free online tools to format, beautify, validate, and convert code or data like JSON, XML, CSS, and more for developers.
Find evidence-based clinical calculators and decision tools for medical professionals, including dosing guides, pharmacokinetic utilities, and drug databases.
Easily convert times between world cities and time zones. Enter a time and see instant conversions for major locations, making scheduling simple.
Explore a variety of online tools and calculators, including map distance and area calculators, plus unique web projects and reference resources.
Find free Excel and Google Sheets templates, calculators, and printable calendars for budgeting, business, and personal use. Easy to download and customize.
Check the current local time and date for any city or country worldwide, with automatic Daylight Saving adjustments and helpful time zone tools.
Check the current system time and unique calendar details, including playful formats like "Marsday" and custom dates, directly on xanthir.com.
Check up-to-date melt values for U.S. coins, including silver and gold, and use calculators to see how much your coins are worth based on current metal prices.
NTWind Software offers handy Windows tools like WinSnap and WinCam to make taking screenshots, managing windows, and boosting productivity easy.
Convert currencies and check live exchange rates worldwide. Currency.Wiki offers quick, accurate conversions plus global financial news and updates.
Day.js is a lightweight JavaScript library that helps you easily work with dates and times in your web projects, with a simple and fast API.
DNS Checker lets you instantly check DNS propagation status worldwide, helping you see if recent DNS or nameserver changes have taken effect.
Learn statistics and probability with free tutorials, videos, and online calculators for AP stats, regression, ANOVA, and more. Great for students and self-learners.