E-Calc Master 2021 app icon

Apps Like E-Calc Master 2021 for iPhone and iPad

by Snappy Appz Inc.★ 3.02 ratingsUtilities$13.99Data updated 2026-10-12

E-Calc Master 2021 screenshots

Ranked alternatives

Showing 81–100 of 1,000 ranked alternatives.

  1. RaceTools app icon

    RaceTools

    MirzaWorks LLC

    Calculate ethanol goals and track fuel efficiency

    Ethanol Calculator allows users to determine the mix of pump gas and ethanol gas needed for a desired blend by entering specific details. Users can review past calculations for quick recalculation.

    ★ 4.978 ratingsUtilitiesFreeData updated 2026-09-06
  2. iBend Pipe app icon

    iBend Pipe

    Francisco Alcala

    Bend pipes with precise calculations

    Calculate and visualize conduit bends for offsets, rolling offsets, parallel adjustments, and saddles. Specify direction relative to obstructions. Support English and metric units. Display 90° bends and back-to-back configurations.

    ★ 4.2106 ratingsProductivity$4.99Data updated 2026-10-25
  3. Calculator for Contractors app icon

    Calculator for Contractors

    Flicent Inc

    Calculate square footage and convert measurements

    ContractorCalculator helps users perform on-the-go calculations for square footage, measurement conversions, and fraction math. It supports trade-specific tasks like amps to watts and wire size.

    ★ 4.215 ratingsBusinessFreeData updated 2026-09-16
  1. Time Calculator: Hours & Shift app icon

    Time Calculator: Hours & Shift

    SHIGETO TAKAGI

    Calculate between start and end

    Calculate elapsed between start and end times. Track up to 10 cases simultaneously. Sum across all cases. Save and view calculation history. Manage shift work schedules using data.

    ★ 4.6113 ratingsProductivityFreeData updated 2026-09-08
  2. Energy Costs Calculator app icon

    Energy Costs Calculator

    Bjoern Bartels

    Calculate use and

    Calculate annual TV viewing , savings from LED bulbs, and payback periods for appliances. Input device specs, usage time, and electricity rates to estimate and savings. Export results for comparison.

    ★ 4.782 ratingsUtilitiesFreeData updated 2026-09-08
  3. kVA Calculator app icon

    kVA Calculator

    Pro Certs Software Ltd

    Calculate kVA, kW, and Amps

    Calculate kVA, kW, Amps, Volts, and Power Factor using single or three-phase formulas. Input two values to determine the third. Convert between kVA, kW, and Amps. Supports UPS, generator, and transformer calculations.

    ★ 4.411 ratingsUtilitiesFreeData updated 2026-09-08
  4. SLD Sizer for Engineering app icon

    SLD Sizer for Engineering

    Kevin Phillips

    Verify wire and conduit sizes based

    Single Line Diagram helps electrical professionals verify wire and conduit sizes based on load selections. It uses NEC standards to provide minimum requirements. Users can check sizing for designs or installations and validate against code.

    ★ 4.37 ratingsReferenceFreeData updated 2026-09-08
  5. Electrical Formulator app icon

    Electrical Formulator

    Historycentral.com Inc

    Complete electrical calculation tool for professionals.

    The app provides over 100 electrical formulas for calculations and conversions. Users can save, print, or email results and access frequently used formulas.

    ★ 5.01 ratingsProductivityFreeData updated 2026-09-10
  6. Electronics Kit app icon

    Electronics Kit

    Siu Yuen Ho

    Calculate, measure, and test components

    Calculate component values for desired corner frequency, resistance, capacitance, or inductance. Find combinations of resistors, capacitors, and inductors. View detailed calculations and formulas. Export results. Remove ads with PRO version.

    ★ 4.865 ratingsUtilitiesFreeData updated 2026-09-12
  7. Electrical Engineering Pack app icon

    Electrical Engineering Pack

    V PUGAZHENTHI

    Calculate values instantly

    Perform calculations including resistor color code analysis, transformer voltage and current computations, and voltage, current, resistance, and power determinations. Include upgraded voltage drop calculations compliant with NEC/IEEE standards.

    ★ 4.776 ratingsEducation$4.99Data updated 2026-09-08
  8. HotTub&Pool app icon

    HotTub&Pool

    Pixelwand Ltd

    Chemical calculations for pool owners.

    The app helps hot tub, spa, and pool owners calculate chemical doses for calcium, alkalinity, pH, sanitizer, and stabilizer. It also includes a water balancing feature to calculate the Langelier Saturation Index for system maintenance.

    ★ 3.513 ratingsUtilitiesFreeData updated 2026-09-13
  9. Electrical Converter app icon

    Electrical Converter

    V PUGAZHENTHI

    Convert units, calculate values, switch categories

    Convert units across 16 categories with 173 units and 2162 conversions. Perform calculations for field strength, resistance, capacitance, and more. Access 62 calculators via in- purchase.

    ★ 4.031 ratingsUtilities$0.99Data updated 2026-09-08
  10. Euco FiberCalc app icon

    Euco FiberCalc

    RPM International Inc.

    Calculate fiber dosages for concrete structures

    Calculate fiber dosage for concrete applications using Euclid's TUF-STRAND SF macro-fiber. Input project dimensions and material specifications. Generate reports for dosages replacing rebar and wire mesh in floors and walls.

    ★ 4.45 ratingsBusinessFreeData updated 2026-09-08
  11. Pipe N Wire app icon

    Pipe N Wire

    Francisco Alcala

    Conduit fill calculator for electricians.

    The app calculates conduit size based on selected wires, pipe material, and fill percentage. It supports standard wire types and allows users to save and load calculations.

    ★ 3.511 ratingsProductivity$1.99Data updated 2026-10-23
  12. CITIZEN & GST CALCULATOR app icon

    CITIZEN & GST CALCULATOR

    Rajeshbhai Dholakiya

    Calculate taxes with one click

    Calculate taxes with real-time GST rate updates. Input values to compute and GST amounts. Use memory functions M+, M-, MR, MU for financial calculations. Switch between two button layouts for easier navigation.

    ★ 4.818 ratingsUtilitiesFreeData updated 2026-09-06
  13. Building Wire Selector app icon

    Building Wire Selector

    Southwire Company

    Select size and type for installations

    Determines minimum conductor size and recommends and cable types based on installation requirements. Follows National Electrical Code® standards. Calculates ampacity and voltage drop. Supports various wiring methods and conductor materials.

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-09-06
  14. Miller Weld Setting Calculator app icon

    Miller Weld Setting Calculator

    Miller Electric Mfg Co

    Weld settings calculator for optimal results.

    The app provides weld parameter settings from an iPhone. It helps tune machines for optimal results by asking simple questions.

    ★ 4.079 ratingsReferenceFreeData updated 2026-09-21

How we rank alternatives

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