VDrop app icon

Apps Like VDrop for iPhone and iPad

Calculate voltage drop and view results

Calculate voltage drop for electrical circuits up to 600V. Input custom voltages and system parameters. Output detailed results including conductor size, length, and resistance. Assist in verifying electrical system performance and safety.

by Nebulous LLC★ 5.04 ratingsUtilitiesFreeData updated 2026-09-06

VDrop screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. SIMpull 600V Calculator app icon

    SIMpull 600V Calculator

    Southwire Company

    Calculate wire pull characteristics and generate NEC®

    The includes multiple calculators for electrical wire pull calculations. Users can input parameters for voltage drop, ground wire sizing, ampacity adjustments, and phase wire attributes. Results are generated according to NEC® standards.

    ★ 4.259 ratingsReferenceFreeData updated 2026-09-08
  2. Fault Current Finder app icon

    Fault Current Finder

    OCTAGON SEVEN LLC

    Model systems to calculate

    Models electrical distribution systems to calculate available . Users input system data to determine short circuit currents at various points. The assists in verifying if equipment like fuses and circuit breakers are properly rated.

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  3. Ohms Law Calc. app icon

    Ohms Law Calc.

    V PUGAZHENTHI

    Calculate voltage, current, and resistance

    Calculate electrical values using formulas for voltage, current, resistance, power, and more. Determine wire size and voltage drop. Perform transformer and generator calculations. Convert between electrical units.

    ★ 4.71,326 ratingsUtilitiesFreeData updated 2026-09-08
  1. Calculator - Pad Edition app icon

    Calculator - Pad Edition

    Ratha Sou

    Calculate in portrait, science in landscape

    Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.

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  2. Transformer Calculator. app icon

    Transformer Calculator.

    V PUGAZHENTHI

    Calculate currents and determine type

    Calculate primary and secondary full-load currents based on ratings and voltages. Determine turns ratio and type. Input phase type and voltage values to obtain current outputs and ratio calculations.

    ★ 4.847 ratingsUtilitiesFreeData updated 2026-09-06
  3. Southwire® Voltage Drop Calc app icon

    Southwire® Voltage Drop Calc

    Southwire Company

    Calculate and wire size

    Calculate for a specific conductor run or determine wire size based on and current carrying capacity. Limits wire size to and NEC ampacity. Supports AWG and KCMIL sizes only.

    ★ 4.61,480 ratingsUtilitiesFreeData updated 2026-09-08
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    HVACR Check & Charge

    Copeland LP

    Calculate refrigerant charges instantly

    Calculate refrigerant charges for systems using built-in formulas. Input system parameters to determine correct levels for R-22, R-410A, R-32, and other refrigerants. Save and export calculation results for record-keeping.

    ★ 4.817,232 ratingsReferenceFreeData updated 2026-09-08
  5. Electrical Calculator lite app icon

    Electrical Calculator lite

    V PUGAZHENTHI

    Calculate voltage, current, and resistance

    Calculate values using resistor color codes, voltage, current, and resistance formulas. Perform impedance and RLC circuit analysis. Input values to get accurate results for engineering, wiring, and circuit design tasks.

    ★ 4.6544 ratingsUtilitiesFreeData updated 2026-09-06
  6. Loan Calculator - Debt Planner app icon

    Loan Calculator - Debt Planner

    Michael Chu

    Calculate loans and view payment details

    Calculate payments and estimate total interest. View payoff timelines. Adjust extra payments to see savings. Compare different terms and interest rates. Export results for reference.

    ★ 4.621,840 ratingsFinanceFreeData updated 2026-09-06
  7. Ohm's Law app icon

    Ohm's Law

    Creature Code Mobile, LLC

    Calculate voltage, current, and resistance

    Calculate electrical values using . Input voltage, current, or resistance to find missing variables. Supports calculations for series and parallel circuits. Includes unit conversion for volts, amps, and ohms.

    ★ 4.7170 ratingsUtilitiesFreeData updated 2026-09-08
  8. Simple Circuit Builder app icon

    Simple Circuit Builder

    David White

    Measure voltages and calculate resistance

    Learn about resistors and resistance with interactive simulations. Configure up to eight component sections. Measure voltages across resistors and current through series and parallel circuits. Solve electrical circuits.

    ★ 4.028 ratingsUtilitiesFreeData updated 2026-09-06
  9. Electrical Calculator app icon

    Electrical Calculator

    V PUGAZHENTHI

    Calculate values instantly

    Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.

    ★ 4.6462 ratingsUtilities$3.99Data updated 2026-09-08
  10. Mike Holt's Electrical Toolbox app icon

    Mike Holt's Electrical Toolbox

    Mike Holt Enterprises Inc.

    Size conductors, calculate voltage drop, select circuit

    Provides conductor sizing calculations, circuit protection sizing, raceway sizing, and equipment grounding conductor sizing for heating and air-conditioning equipment.

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    Feet & Inches Tape Calculator

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    Calculate and with a measure display

    Convert measurements between , , and centimeters. Input fractions or decimals for precise calculations. View results on a visual measure display. Perform addition, subtraction, multiplication, and division with measurement values.

    ★ 4.49,255 ratingsUtilitiesFreeData updated 2026-09-06
  12. Military Retirement app icon

    Military Retirement

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    Calculate pay and benefits

    Calculate estimated pay based on service years, rank, and branch. Input personal data to generate pay estimates. Securely store information without tracking or sharing. Provide detailed breakdowns of benefits and calculations.

    ★ 4.913,654 ratingsFinance$5.99Data updated 2026-09-08
  13. Aquarium Guide Fish Identifier app icon

    Aquarium Guide Fish Identifier

    Tayson Nguyen

    Check compatibility and tank conditions

    Determine compatibility with your tank size. Calculate stocking levels to avoid overcrowding. Input tank dimensions and select species to receive compatibility and population recommendations.

    ★ 4.213,839 ratingsReferenceFreeData updated 2026-09-08
  14. Battery Monitor BM2 app icon

    Battery Monitor BM2

    ShenzhenDaCheng software co., LTD

    Voltage via Bluetooth

    Vehicle voltage in real time via Bluetooth. Test cranking and charging system voltages. View data on mobile device.

    ★ 4.253 ratingsUtilitiesFreeData updated 2026-09-06
  15. Electrical Engineering - lite app icon

    Electrical Engineering - lite

    V PUGAZHENTHI

    Calculate voltage, current, and resistance

    Calculate values using voltage, current, resistance, and power formulas. Access single and three phase calculators, horsepower tools, and unit converters. Unlock additional features with an in- purchase.

    ★ 4.7243 ratingsEducationFreeData updated 2026-09-06
  16. Ohmulator app icon

    Ohmulator

    Armchair Engineering

    Calculate voltage, current, and resistance

    Calculate electrical circuit values by entering two known variables (current, resistance, voltage, or power). Adjust units dynamically for accurate results. Display total resistance and power in the circuit.

    ★ 4.779 ratingsUtilities$0.99Data updated 2026-09-08
  17. Wi-Meter app icon

    Wi-Meter

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    ★ 1.17 ratingsProductivityFreeData updated 2026-09-06

How we rank alternatives

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