Basic Unit Converter app icon

Apps Like Basic Unit Converter for iPhone and iPad

by Double Theory Ltd★ 4.02 ratingsUtilitiesFreeData updated 2026-09-06

Basic Unit Converter screenshots

Ranked alternatives

Showing 301–320 of 1,000 ranked alternatives.

  1. Tone Generator! app icon

    Tone Generator!

    Peter Deelstra

    Generate tones, adjust frequencies, play multiple sounds

    Generate tones between 20 Hz and 15000 Hz with 0.1 Hz precision. Adjust frequencies and volumes in real time. Play up to 12 tones simultaneously with independent volume control. Supports sine, square, and triangle waveforms.

    ★ 4.723 ratingsUtilities$0.99Data updated 2026-09-08
  1. inchCALC+ app icon

    inchCALC+

    William Lipsey

    Feet Inch Fraction Construction Calculator

    The app transforms a device into a construction calculator for feet, inches, and fractions. It performs calculations and conversions for various measurement units, including a triangle function for rise, run, diagonal, and pitch.

    ★ 3.717 ratingsUtilities$4.99Data updated 2026-09-10
  2. Carpentry Formulator app icon

    Carpentry Formulator

    Historycentral.com Inc

    Formulas for carpenters and builders.

    The app provides over 150 formulas for carpenters and builders, covering calculations for wall loads, lumber, materials, roofing, stairs, and various geometric shapes. It also includes dozens of conversion formulas for different units.

    ★ 3.84 ratingsProductivityFreeData updated 2026-09-10
  3. Machinist Journeyman app icon

    Machinist Journeyman

    James Rowe

    Manage tools, track projects, and organize workflows

    Perform machine shop calculations for diameters, angles, and threads. Convert between imperial and metric units. Access formulas for gear ratios and thread pitch. Store and retrieve frequently used values. Export results in printable format.

    ★ 4.319 ratingsBusiness$9.99Data updated 2026-09-09
  4. RTRO-CLC2 app icon

    RTRO-CLC2

    Oto Insa

    Calculate, copy, and track results

    Perform calculations with basic math operations including addition, subtraction, multiplication, division, and square roots. View tape and history by swiping from the right. Copy results with a tap.

    ★ 4.424 ratingsUtilitiesFreeData updated 2026-09-06
  5. ThreadKing app icon

    ThreadKing

    Motionics, LLC

    Calculate thread sizes and dimensions

    Provides drill and tap size charts for fractional, letter, and wire standards. It calculates drill sizes for cutting and forming taps based on thread percentage. It also computes RPM and feed rates for cutting taps in various materials.

    ★ 4.712 ratingsProductivityFreeData updated 2026-09-10
  6. PPI Calc - PPI Calculator app icon

    PPI Calc - PPI Calculator

    Fausto Ristagno

    Calculate PPI, aspect ratio, and screen dimensions

    Calculate PPI, aspect ratio, and screen dimensions in inches or centimeters. Measure height, width, and area of any screen. Access a list of standard resolutions and common devices to preset data quickly.

    ★ 4.413 ratingsUtilitiesFreeData updated 2026-09-09
  7. Simple Unit Convert Pro app icon

    Simple Unit Convert Pro

    Annika Gadman

    Units between Fahrenheit and Celsius

    Units between Fahrenheit and Celsius, miles per hour and kilometers per hour, miles and kilometers, feet and meters, square feet and square meters, pounds and kilograms, cups and deciliters, and fluid ounces to milliliters.

    ★ 5.04 ratingsUtilitiesFreeData updated 2026-09-06
  8. Drill Calc app icon

    Drill Calc

    Black Cat Systems

    Calculate bit size for threaded holes

    Calculate bit size for threaded holes using bolt diameter, thread pitch, and percentage for inch and metric threads. Display close fit hole sizes for common sizes. Provide tables for standard inch fractional and numeric bit sizes.

    ★ 4.119 ratingsUtilities$2.99Data updated 2026-09-08
  9. Flow Rate Conversion app icon

    Flow Rate Conversion

    Tan Chia Ling

    Convert rates between units

    Convert rates between volume-based, mass-based, and mole-based units. Input values and select units for . Display results in standard and scientific notation. Save and share converted values.

    ★ 3.01 ratingsUtilities$2.99Data updated 2026-09-08
  10. Ultra Measure Master app icon

    Ultra Measure Master

    Calculated Industries, Inc.

    Convert units between standard and metric systems

    Convert units between U.S. standard and metric systems. Calculate length, weight, volume, and temperature. Switch between imperial and metric measurements. Store frequently used conversions.

    ★ 5.08 ratingsUtilities$29.99Data updated 2026-09-08

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.