Resistor Tools app icon

Apps Like Resistor Tools for iPhone and iPad

Calculate values in series or parallel

Calculate resistance for series or parallel combinations. Determine pairs to achieve a target resistance. Compute R1/R2 ratios and voltage divider values. Calculate values for inverting amplifier gain. Save results as CSV files.

by Siu Yuen Ho★ 5.010 ratingsUtilitiesFreeData updated 2026-09-09

Resistor Tools screenshots

Ranked alternatives

Showing 121–140 of 1,000 ranked alternatives.

  1. Dew Point Calculator - Calc app icon

    Dew Point Calculator - Calc

    Phan Nhat Đang

    Calculate dew with temperature and humidity inputs

    Calculate dew temperature using air temperature and relative humidity. Convert results to Kelvin, Celsius, or Fahrenheit. Input values manually for accurate calculations.

    ★ 4.2190 ratingsWeatherFreeData updated 2026-09-26
  2. Color Wheel Palette: ColorGear app icon

    Color Wheel Palette: ColorGear

    Yevhenii Kuzmenko

    Create swatches with harmony

    Create harmonious combinations using wheels. Explore Full (RGB) and Basic Itten's . Generate schemes based on theory principles. Adjust hues, saturation, and brightness. Save and share swatches.

    ★ 4.6149 ratingsGraphics & DesignFreeData updated 2026-09-06
  3. Read A Res app icon

    Read A Res

    Enes Akkus

    Resistance values instantly

    Resistance values by entering SMD codes or color combinations. Convert values instantly. Display results in ohms, kilohms, and megohms. Automatically calculate tolerance and percentage deviation. Export data as text or share via email.

    ★ 4.433 ratingsUtilitiesFreeData updated 2026-09-16
  1. Ohm's Law Calculator app icon

    Ohm's Law Calculator

    Phan Nhat Đang

    Calculate voltage, current, resistance, power

    Calculate voltage, current, resistance, and power by entering any two values. Automatically compute the remaining values. Support multiple units including volts, amps, ohms, and watts. Convert between kilo, mega, and milli units.

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-09-27
  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.

    ★ 4.2103 ratingsProductivity$4.99Data updated 2026-10-08
  3. Arc+ app icon

    Arc+

    Mohamed Saad

    Calculate radius, length, and chord

    Arc+ calculates radius, length, width, height, and tangent by inputting two known values. Converts between measurement units. Saves results to a favorites list and shares them with others.

    ★ 4.6118 ratingsUtilitiesFreeData updated 2026-09-18
  4. SLD | Electrical diagrams app icon

    SLD | Electrical diagrams

    Angel Martinez

    Create with drag-and-drop symbols

    Create one-line using standardized symbols. Select and drag symbols to arrange . Includes IEC and ANSI symbols for engineering. Add circuit breakers, switches, fuses, and other components. Save and export .

    ★ 4.1132 ratingsProductivity$1.99Data updated 2026-10-03
  5. Cop Overtime Lite app icon

    Cop Overtime Lite

    JC Accounting & Innovative Technologies, Inc

    Calculate with custom tour times

    Calculate based on set tour lengths and actual worked times. Input normal tour duration once, then enter worked tour for calculation. Supports RDO, PreTour, and wrap-around . Set rates and compute compensation in cash or time.

    ★ 4.8164 ratingsProductivityFreeData updated 2026-09-16
  6. Flat Pattern Bend Calculator app icon

    Flat Pattern Bend Calculator

    Bhavinkumar Satashiya

    Calculate patterns for sheet metal designs

    Sheet Metal allows users to generate patterns for cones and other complex shapes. Input dimensions and material properties to calculate angles and layout dimensions. Export results for fabrication use.

    ★ 4.6151 ratingsUtilitiesFreeData updated 2026-09-14
  7. OBD Mate app icon

    OBD Mate

    Autophix Tech Co., Ltd

    Read codes, clear codes, track vehicle data

    Read vehicle diagnostic codes and clear them via Bluetooth connection. View freeze frame data and monitor O2 sensor, battery voltage, transmission, EVAP, and performance metrics. Access customizable dashboard and driving assistance features.

    ★ 1.8115 ratingsUtilitiesFreeData updated 2026-09-15
  8. Interpolator app icon

    Interpolator

    ron mooring

    Interpolate values in tables

    Look up values in tables with interpolation across two or three rows. Calculate interpolated results without a calculator. Used for tank calibration tables and other table-based data environments.

    ★ 4.975 ratingsUtilitiesFreeData updated 2026-09-08
  9. Trade Size stock trading risk app icon

    Trade Size stock trading risk

    michael dardol

    Calculate , track positions, manage capital

    Calculate purchase quantities based on capital, percentage, and price levels. Assess gain/loss ratios relative to entry and exit prices. Monitor management strategies to align with financial goals.

    ★ 4.564 ratingsFinance$3.99Data updated 2026-10-01
  10. 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
  11. Mortgage Calculator 2 app icon

    Mortgage Calculator 2

    Simon Burgess

    Calculate mortgages in real time

    Calculate payments in real time with principal, interest, and term inputs. View detailed summaries and bar charts of the entire term. Adjust values instantly with quick change buttons. Select from multiple themes for customization.

    ★ 4.992 ratingsFinanceFreeData updated 2026-09-06
  12. Time Calculator - Easy to Use app icon

    Time Calculator - Easy to Use

    Gabe Montague

    Calculate , add, subtract, convert

    Calculate values with hours, minutes, and seconds. Perform math operations including multiplication and division. Convert between distances and standard numbers. Track splits and paces for -based activities.

    ★ 4.381 ratingsUtilitiesFreeData updated 2026-09-09
  13. iAttenuation app icon

    iAttenuation

    Black Cat Systems

    Calculate attenuator resistor values easily.

    The app calculates resistor values for various attenuator networks including Tee, Pi, H, O, and Minimum Loss Pad. It adjusts resistor values to match standard tolerance values.

    ★ 3.02 ratingsReference$2.99Data updated 2026-09-10
  14. Electrical Toolkit by HCP app icon

    Electrical Toolkit by HCP

    Codefied Inc.

    Calculate conduit bends and offsets

    Calculate conduit bends with offset and 90-degree tools. Determine stub-ups, kicks, and compound angles. Create three and four-point saddles for obstacle navigation. Access NEC-compliant calculations and field-tested utilities for work.

    ★ 4.741 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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