BoltCalcSimple app icon

Apps Like BoltCalcSimple for iPhone and iPad

by David May★ 5.05 ratingsUtilitiesFreeData updated 2026-09-06

Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  1. iConvert - Unit and Currency app icon

    iConvert - Unit and Currency

    Raphael Odermatt

    Convert units and track rates

    Convert units across 17 categories with 398 options. Switch between currencies using daily updated exchange rates. Access converter on Apple Watch for quick and conversions.

    ★ 4.9350 ratingsUtilities$2.99Data updated 2026-09-08
  2. Unit Ease - Metric vs Imperial app icon

    Unit Ease - Metric vs Imperial

    Cheng Cheng

    Convert units and track conversions

    Convert units for weight, length, temperature, volume, area, speed, and time. Access size charts for clothing and accessories. Perform everyday conversions like cooking measurements and tyre pressure.

    ★ 5.072 ratingsUtilitiesFreeData updated 2026-09-06
  1. Converter-Universal Conversion app icon

    Converter-Universal Conversion

    Trelleborg Sealing Solutions Germany GmbH

    Convert units, calculate percentages, track timezones, calculate

    Convert units including currencies, length, weight, and temperature. Convert time zones and calculate percentages. Includes a running pace calculator and other utility tools for precise measurements and calculations.

    ★ 4.9974 ratingsUtilitiesFreeData updated 2026-09-08
  2. Electrical Code-A-Day app icon

    Electrical Code-A-Day

    PawEng, LLC

    Answer daily questions and track your progress

    Test knowledge of codes with daily quiz questions. Answer individual questions or complete as many as possible in one session. Includes 366 basic electrician-written questions for apprentices, journeymen, and masters.

    ★ 4.89,264 ratingsProductivityFreeData updated 2026-09-09
  3. Units+ app icon

    Units+

    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.

    ★ 4.8375 ratingsUtilitiesFreeData updated 2026-09-08
  4. Mila's Unit Converter PRO app icon

    Mila's Unit Converter PRO

    Scott DeSapio

    Convert units across 16 categories

    Convert units across 16 categories with instant accuracy. Switch between hundreds of units for length, weight, temperature, and more. Calculate conversions for cooking, engineering, travel, and study.

    ★ 4.81,014 ratingsUtilities$9.99Data updated 2026-09-08
  5. Walter Machining Calculator app icon

    Walter Machining Calculator

    Walter AG

    Calculate time, power, and torque

    Calculate time, power, torque, cutting force, metal removal rate, and chip thickness for operations like milling, drilling, turning, and tapping. Select materials and input parameters for accurate results.

    ★ 3.05 ratingsProductivityFreeData updated 2026-09-08
  6. Plast2 app icon

    Plast2

    Plastitalia S.p.A.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  7. EngineCalc app icon

    EngineCalc

    iTrinity, Inc.

    Calculate engine specs on the go

    Provides tools for calculating engine-related metrics. Users can compute actual volume flow, air density, BHP loss, compression height, compression ratio, corrected BHP, and cylinder displacement.

    ★ 2.33 ratingsUtilities$0.99Data updated 2026-09-08
  8. Torque Units Calculator app icon

    Torque Units Calculator

    MPS & BBI International Ltd

    Convert instantly

    Convert measurements between . Input a value and select source and target . Display results instantly. Support for standard and metric . Store and recall frequently used conversions.

    ★ 5.01 ratingsUtilitiesFreeData updated 2026-09-08
  9. MyE1000 app icon

    MyE1000

    Epic Aircraft, LLC

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-06

How we rank alternatives

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