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 141–160 of 1,000 ranked alternatives.

  1. 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
  2. Solar Panel Calculator Plus app icon

    Solar Panel Calculator Plus

    Tan Chia Ling

    Calculate panels and battery needs

    Calculate daily energy use by inputting device wattage and runtime. Determine count and required space based on energy needs. Include battery capacity for off-grid power systems. Export results for planning and sharing.

    ★ 3.323 ratingsProductivity$2.99Data updated 2026-09-14
  1. Cutlist Optimizer : Cut Master app icon

    Cutlist Optimizer : Cut Master

    Priyankaben Satashiya

    Calculate optimal sheet cuts for materials

    Calculate material waste by inputting sheet size and cutting pieces to generate an optimal layout. Support multiple materials including plywood, acrylic, and glass. Export layout plans for efficient cutting.

    ★ 4.428 ratingsUtilitiesFreeData updated 2026-09-06
  2. Best Price Checker app icon

    Best Price Checker

    Andrew Hodgson

    Calculate the cheapest item price easily.

    The app calculates which item is cheapest by comparing price and quantity. Users can account for different sizes, weights, or volumes.

    ★ 4.719 ratingsFinanceFreeData updated 2026-09-29
  3. CalcEngineer app icon

    CalcEngineer

    Justin Bush

    Calculate CFM, size compressors, analyze pressure drops

    Calculate CFM requirements for air actuators with real-time results. Size compressors and air receiver tanks based on system needs. Analyze pressure drops and optimize pneumatic systems with engineering-grade calculations.

    ★ 5.02 ratingsProductivityFreeData updated 2026-09-06
  4. DoF Calculator app icon

    DoF Calculator

    永晓 邵

    Calculate depth of field and hyperfocal distance

    Calculate depth of field by selecting frame size, aperture, focal length, and focusing distance. Determine foreground and background depth. Automatically compute hyperfocal distance. Adjust diffuse circle diameter for print size requirements.

    ★ 4.721 ratingsPhoto & VideoFreeData updated 2026-09-06
  5. Lineman Guide app icon

    Lineman Guide

    Stephanie Buchanan

    Learn transformer details and rigging techniques

    Lineworkers can access detailed guides on transformers, rigging, and knots. The includes rope capacity charts and how-to visuals. Users can calculate load angle factors, gin loading, and guy formulas.

    ★ 2.922 ratingsEducation$4.99Data updated 2026-10-28
  6. Wireline-Calcs app icon

    Wireline-Calcs

    Vadim Fattakhov

    Calculate tension, track depth, determine pressure balance,

    Calculate maximum safe tension, determine wellhead pressure balance, and find keyseat location. Compute cable elongation and pull limits at depth. Adjust lengths for temperature changes.

    ★ 5.05 ratingsProductivityFreeData updated 2026-09-06
  7. Calculator ⁺⁻ app icon

    Calculator ⁺⁻

    MATRIKS GRUP, TOV

    Calculate, customize, and solve equations

    Customize the 's appearance with color changes. Switch between basic and scientific modes with over 30 operations. View calculation history and equations. Perform calculations with precision up to 75 significant digits.

    ★ 4.830 ratingsUtilitiesFreeData updated 2026-09-06
  8. SSC Spring Engineering app icon

    SSC Spring Engineering

    Service Spring Corporation

    Calculate specs and compare drum data

    Convert springs by selecting specifications and calculating pull force. Compare drum dimensions and ratings. Design springs for rolling steel doors and determine maximum lift capacity. Calculate performance based on IPPT standards.

    ★ 4.628 ratingsUtilitiesFreeData updated 2026-09-16
  9. Ohms Law app icon

    Ohms Law

    Pro Certs Software Ltd

    Calculate power, current, resistance, voltage.

    The app calculates voltage, current, resistance, and power. Users input any two values to determine the remaining two using Ohm's Law formulas.

    ★ 4.37 ratingsUtilitiesFreeData updated 2026-10-08
  10. Ductulate HD app icon

    Ductulate HD

    Steven Ramsay

    Calculate air flow and duct sizes

    Calculates air volume, pressure loss, velocity, and duct size for rectangular or round ducts. Supports both imperial and metric units. Users input values to determine required dimensions and system performance.

    ★ 4.824 ratingsUtilities$7.99Data updated 2026-09-08
  11. Circuit Playground app icon

    Circuit Playground

    Adafruit Industries LLC

    Calculate component values and resistor codes

    Calculate component values for Op Amp, 555, RC Filter, and Resistor Divider circuits. Decode resistor and capacitor codes. Compute power, resistance, current, and voltage using Ohm's Law and Power Calculators.

    ★ 4.319 ratingsUtilities$2.99Data updated 2026-09-08
  12. Loan-U-Later app icon

    Loan-U-Later

    Justin Hawkwood

    Calculate loans and investment aspects.

    The app calculates aspects of loans and investments, including interest rates and total interest paid or contributions made. It also provides an amortization table for current calculations.

    ★ 4.521 ratingsFinanceFreeData updated 2026-09-10

How we rank alternatives

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