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.
by Elliptics, Ltd.★ 5.01 ratingsEducationFreeData updated 2026-09-10
Track vehicle location, speed, and miles traveled. Monitor route selection and detention time. Record driver activities and compliance data. Generate reports for FMCSA regulations. Manage fleet operations and improve safety.
Convert running and cycling between minutes per kilometer, minutes per mile, and miles per hour. Calculate marathon times based on given or determine needed for a target marathon time. Estimate ride duration for a given distance and average speed.
Learn and mathematics through interactive animations. Explore gravitational fields, vibrations, waves, and electric currents. Study atomic and nuclear with visual simulations. View detailed explanations and diagrams for each topic.
The app calculates wire resistance based on gauge and length. It also determines the minimum wire gauge for a given material, length, and maximum voltage drop.
Track birthdays by converting Gregorian dates to equivalents. Calculate exact birth dates, Chinese zodiac signs, and upcoming celebration dates. View traditional calendar details for Chinese, Taiwanese, Korean, and Vietnamese families.
Perform basic arithmetic, scientific calculations, and programmer-specific conversions. Save results to a history log. Switch between different calculation modes and unit conversions.
Perform calculations with binary, octal, decimal, and hexadecimal values displayed simultaneously. Enter and view hex codes and RGB values on the same screen. Display up to 19 decimal digits. Toggle conversion reset on or off.