Apps Like e: Spacetime Converter for iPhone and iPad
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.
e: Spacetime Converter screenshots
Ranked alternatives
Showing 181–200 of 1,000 ranked alternatives.
MPG To Kilometers Per Liters
Armchair Engineering
Convert mpg to km/L with precision
Convert fuel efficiency units between miles per gallon and per liter. Select and adjust decimal places for precision. Input values and instantly switch between units for accurate comparisons.
Southwire® Conversion Calc
Southwire Company
Convert copper to aluminum and vice versa
Convert between copper and aluminum measurements using built-in factors. Calculate pricing per unit length and weight for different cable types. Preloaded with multiple cable options for quick calculations.
Wire Gauge Calculator.
V PUGAZHENTHI
Calculate based on voltage, current, distance,
Calculate based on voltage, current, distance, and voltage drop. Select units like AWG, mm, or inches. Choose material: copper, aluminum, or electrical steel. Ensure safe electrical installations for low voltage DC systems and residential AC wiring.
Maariful Quran
GenesysX AI LLC
Quranic exegesis in multiple languages.
The app provides the Tafsir Maariful Quran in Urdu audio, covering all 114 Surahs. It includes Urdu, English, and Bangla books, with bookmarks and regularly updated English content.
Univerzoom 3D - Explore Scale
Linda Schnetzinger
Zoom and compare cosmic scales with gestures
Astronomical objects and compare sizes from galaxies to atoms. Use gestures to zoom in and out, to microscopic levels or cosmic distances. View detailed comparisons and understand relative sizes visually.
Units Converter Easy
Arnau Egea
Convert across systems and categories
Convert across distance, area, volume, weight, speed, temperature, power, energy, and fuel consumption. Switch between metric, imperial, and other regional systems. Convert height in centimeters to feet and inches.
Age Calculator ++
Nirav Patel
Calculate age and birthday countdown.
The app calculates a user's age in years, months, and days. It also shows the remaining months and days until the next birthday and the total days between any two dates.
Distance Measure Pro
Robin Betjes
Measure distances and areas on maps.
The app measures distances between map waypoints and surface areas of polygons. Users can select measurement units including kilometers, miles, and nautical miles.
Geek Quiz
BRIDGETECH SOLUTIONS LIMITED
Play trivia, earn points, compete
Play trivia games on topics like technology, science, and video games. Challenge up to 4 players locally or control the Apple TV version remotely. Track scores and compete against other players.
Vernier Caliper Micrometer
齐 陈
Measure lengths in inches or centimeters
Measure short lengths with precision using a digital . Switch between inches and centimeters. Calibrate measurements for accuracy. Adjust units and view results on a clean, intuitive interface.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.