# Ohm's Law Calculator — Power, Volts, Amps, Ohm : Calc

> Electrical Ohm's Law calculator for voltage, current, resistance, and power. (iPhone/iPad app by Phan Nhat Đang.)

- Source: https://appshunter.io/ios/app/ohms-law-calculator/id1518919778 (this page in markdown: same URL + `.md`)
- Developer: [Phan Nhat Đang](https://appshunter.io/developer/1437390098)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 1 MB
- Languages: American English, Czech, Danish, Dutch, Finnish, Canadian French, German (Germany), Indonesian, Italian, Japanese and 12 more
- Released: 2020-06-19
- Data updated: 2026-08-13
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/ohms-law-calculator/id1518919778/reviews.md

## What is Ohm's Law Calculator?

This App will help you to accurately calculate values: Voltage, Current, Resistance, Power. You only need to enter any 2 values mentioned above, this App will automatically calculate for you the remaining values.
In addition, we also support many different units of calculation:
- Voltage: kV, V, mV
- Current: A, mA
- Resistance: Ω, kΩ, MΩ
- Power: W, kW, MW, hp, BTU / hr

Results are estimates for informational purposes only.

We are very happy to serve you. If you have any requests, don't hesitate to contact us.
- https://www.facebook.com/phan.nhatdang.3/
- phannhatd@gmail.com

## Key features

- Calculate Voltage, Current, Resistance, Power
- Automatic calculation of remaining values
- Supports multiple units (kV, V, mV, A, mA, Ω, kΩ, MΩ, W, kW, MW, hp, BTU/hr)
- User-friendly interface
- Contact developer for requests

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/ohms-law-calculator/id1518919778/reviews.md

### 5/5 — perfect for me

*2023-05-21*

Every thing I need no excessive menus I don’t. and not a memory drainer

## Frequently asked questions about Ohm's Law Calculator

### What electrical values can Ohm's Law Calculator compute?

Ohm's Law Calculator can accurately compute Voltage, Current, Resistance, and Power. You only need to input any two of these values, and the app will automatically calculate the remaining ones for you.

### Does Ohm's Law Calculator support different units of measurement?

Yes, Ohm's Law Calculator supports a wide range of units for calculation. These include kV, V, mV for Voltage; A, mA for Current; Ω, kΩ, MΩ for Resistance; and W, kW, MW, hp, BTU/hr for Power.

### What devices is Ohm's Law Calculator compatible with?

Ohm's Law Calculator is compatible with iPhones, iPads, and iPods. It is designed to run on Apple's iOS ecosystem.

### What is the age rating for Ohm's Law Calculator?

Ohm's Law Calculator has an age rating of 4+. This indicates it is suitable for a very young audience and contains no mature content.

### How often is Ohm's Law Calculator updated?

The latest version of Ohm's Law Calculator is 2.2.1, last updated on April 22, 2026. While this date is in the future, it suggests the developer plans regular updates for the app.

### Is Ohm's Law Calculator free to use?

Ohm's Law Calculator is available for free download. It does offer in-app purchases, which may provide additional features or remove advertisements.

### Does Ohm's Law Calculator have ads?

Yes, Ohm's Law Calculator contains advertisements. These ads are likely displayed to support the free version of the application.

### What is the user sentiment for Ohm's Law Calculator?

Based on the limited data, Ohm's Law Calculator has a perfect 5.0-star rating from 2 reviews. This suggests a very positive user sentiment among its current users.

## Version history (last 5 releases)

### 2.4.0 — 2026-06-03

Bug fixes and performance improvements.

### 2.2.1 — 2026-04-22

Bug fixes and performance improvements.

### 2.2.0 — 2024-11-26

Bug fixes and performance improvements.

### 2.1.0 — 2023-06-26

Bug fixes and performance improvements.

### 2.0.0 — 2023-04-21

Experience our updated user-friendly interface for effortless electronic calculations!

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All apps by Phan Nhat Đang: https://appshunter.io/developer/1437390098

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-13.*