This app simplifies transformer calculations for engineers and students. It accurately computes primary and secondary currents, turns ratios, and secondary voltages based on user inputs for transformer ratings and winding turns.
Best apps like VoltForge
10+ similar apps compared and reviewed
4.7 avg rating
10 free apps
Updated September 2026
VoltForge is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.
Top Alternatives to VoltForge
4.8(47 ratings)
FreeAdsIn-App Purchases
3.9(9 ratings)
Free
Streamline electrical design and permitting with powerful tools for load calculations, panel schedules, and single-line diagrams. Quickly reference the National Electrical Code with an AI-powered chatbot and generate instant PDF reports for inspectors and clients.
More apps like VoltForge
4
AWG Calculator: Wire Size
NEC, Conduit, Voltage Drop
Free
This professional tool provides electricians with accurate, code-based electrical calculations for wire sizing, voltage drop, circuit breakers, and more. It includes NEC® code references and specialized calculations for various systems. Save time and ensure accuracy in the field or during planning.
Wire size (AWG) calculationsVoltage drop calculationCircuit breaker sizing
🔧 Utilities
(69)
free with in-app purchases5
Voltage Drop & Wire Size
NEC, Metric & Ampacity
Free
Calculate voltage drop and size wires for electrical projects. Evaluate existing conductors or find the optimal size for your needs. Supports various electrical systems and international standards.
Voltage drop calculationWire sizingNEC/AWG and Metric support
🔧 Utilities
(1)
free6
FieldVolt Electrical
Electrical Field Calculator
Free
This app assists electricians with complex calculations for pipe bending, conduit fill, ampacity, voltage drop, and box fill. It also offers a professional subscription for expert electrical advice and troubleshooting.
Pipe bending calculations (offsets, saddles)Conduit fill calculations (NEC Table 1)Ampacity and wire sizing
🔧 Utilities
(1)
freemium7
Ohm's Law: Circuit Calculator
Electrical Calculator & Solver
Free
This app simplifies electrical calculations by accurately computing voltage, current, resistance, and power. It offers a user-friendly interface and step-by-step explanations, making it ideal for students, engineers, and electricians to solve circuit problems efficiently.
Voltage calculationCurrent calculationResistance calculation
🔧 Utilities
(1)
ad-supported8
Heat Index Calculator - Calc
Felt Air, Apparent Temperature
Free
Calculate the heat index by simply inputting air temperature and relative humidity. Supports multiple temperature units including Kelvin, Celsius, and Fahrenheit. Results are for reference only.
Heat Index CalculationAir Temperature InputRelative Humidity Input
🔧 Utilities
(1)
free with in-app purchases9
mJobTime
by mJobTime Corporation
Free
This companion app requires a separate mJobTime software license to function. It integrates with biometric hardware for job tracking and time management. Ensure your mJobTime software is updated for full functionality.
Job tracking integrationBiometric hardware supportTime management
🔧 Utilities
(3)
free10
AspenHome
by ASPEN APPLIANCE INC
Free
Effortlessly control your window fan using your smart devices. Adjust fan speed, temperature, and airflow mode, or set custom schedules for automated operation. You can also modify control panel brightness.
Turn fans on/offModify fan speedsSet temperature
🔧 Utilities
(214)
free