Convert length and time relativistically.
The app converts between length and time using geometrized units where the speed of light is unity. It allows users to think about the world differently by converting units like inches to seconds or miles to years.
Showing 161–180 of 1,000 ranked alternatives.
Teferi Aleme
Track events, set reminders, manage tasks
Remind users of holidays, birthdays, and events. Create custom reminders. Display school holidays. Show month history and origin. Include a world clock, calculator, alarm, to-do list, local time, and translator.
Yong Tze Chi
Calculate fractions and mixed numbers
Calculate fractions and mixed numbers without converting to decimals. Perform addition, subtraction, multiplication, and division. Convert between fractions and decimals. Input measurements for precise calculations.
Corvin Hartmann
Explore thought experiments and paradoxes
Explore thought experiments and philosophical dilemmas in science and society. Read concise explanations of paradoxes and theoretical scenarios. Reflect on complex ideas through structured text summaries.
Panoramic Software Inc.
Convert currencies and units instantly
Convert units across 19 categories including acceleration, angle, area, cooking, data storage, density, and energy. Switch between 150+ currencies. Perform calculations for conversions and exchanges. Share results via copy or email.
monkeyLabs inc.
Convert units with one-touch access
Convert units across multiple categories with one . Add favorite conversions for quick access. Use built-in calculator for math operations. Switch between conversion types easily. No ads except special promotions.
Hebaallah Hossameldien
Convert units and exchange currencies
Convert values between units in 22 categories including acceleration, angle, area, and data storage. Support currency exchange for 160 currencies. Search units by category or globally. Bookmark frequently used conversions.
Takahiro Furuya
Calculate addresses and masks
Allows users to input masks and prefix lengths. It calculates network, host, and directed broadcast addresses. Features include classful and classless mode options. Includes a dedicated for easy input.
Howard Hughes Medical Institute
Explore ancient Earth maps and climate data
Explore Earth's geological history by visualizing continents, oceans, and climate changes over billions of years. Adjust time scales to view past landscapes, track sea level shifts, and observe planetary transformations.
AT&T Services, Inc.
Access support tools and device diagnostics
Access customer care through multiple methods. View real-time self-diagnostics based on device brand and model. Request uplift from the field to any active uplift request within 50 miles. Requires login to portal.
V PUGAZHENTHI
Calculate parameters and units
Calculator provides tools for calculations. Users can compute shear capacity, critical ratio, effective length factor, slenderness ratio, and allowable compressive stress for columns. Available in imperial and metric units.
An Truong
Convert units with precision and ease
Convert units across 50 categories and over 1000 options, including mixed units like ft + in or m + cm. Add frequently used conversions to a favorites list. Save and share conversion results.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.