# Ohmly: Electrical Calculator — Ohm's law, AWG, SMD & more

> Ohm's law, AWG, SMD & more (iPhone/iPad app by Adam Wilkie.)

- Source: https://appshunter.io/ios/app/ohmly-electrical-calculator/id6447774551 (this page in markdown: same URL + `.md`)
- Developer: [Adam Wilkie](https://appshunter.io/developer/893612520)
- Category: Utilities, Productivity
- Price: Free (on sale, was $0.99)
- Age rating: 4+
- Requires: iOS 26.0 · 7 MB
- Languages: British English, French (France), German (Germany), Japanese, Chinese (Simplified, China), Mexican Spanish
- Released: 2023-04-16
- Data updated: 2026-07-30
- User reviews in markdown: https://appshunter.io/ios/app/ohmly-electrical-calculator/id6447774551/reviews.md

## What is Ohmly?

Your electrical toolkit, redesigned for speed. 26 pro tools, one clean app.

Ohmly is the modern electrical calculator for electricians, students, and engineers. Solve VIRP calculations, decode resistor and SMD codes, check voltage drop, size conductors, design circuits, and keep your work organized—without ads.

26 PRO TOOLS
• Ohm's law, resistor color code, SMD resistor code
• Series/parallel resistance, voltage divider, LED resistor
• Reactance, resonance, AC impedance, power factor
• RC/RL/LC filters, decibels, op-amp gain, 555 timer
• Voltage drop, wire gauge/AWG, three-phase power
• Motor FLA, conduit fill, short-circuit current
• Transformer ratio, LM317 regulator
• Capacitor code, inductor color code, PCB trace width
• Heat sink thermal resistance and battery life

WHY OHMLY
• Clean light and dark modes with no ads
• Shared display metrics across every tool
• Save, label, and search calculations
• Export multi-calculation PDF reports
• Home Screen, Lock Screen, and StandBy widgets
• Full Apple Watch companion

Unlock Pro with a lifetime purchase or a low monthly plan.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/


## Version history (last 4 releases)

### 2.0.0 — 2026-07-26

Version 2.0 is a full relaunch: a redesigned calculator, 26-tool Pro toolkit, saved history, PDF reports, learning references, widgets, Apple Watch support, display metrics, tool search, and 16 brand-new circuit and field calculators. Every calculator received an accuracy pass against third-party references.

### 1.0.2 — 2023-05-09

- bug fixes

### 1.0.1 — 2023-04-19

- UI fixes

### 1.0 — 2023-04-16

No release notes.

## Apps similar to Ohmly

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Ohms Law Calculator - voltage](https://appshunter.io/ios/app/ohms-law-calculator-voltage/id6464384464) | — | $1.99 | Utilities |
| [HAM-Toolbox](https://appshunter.io/ios/app/ham-toolbox/id1630108109) | 3.8 (6) | $14.99 | Utilities |
| [Link Up configurator](https://appshunter.io/ios/app/link-up-configurator/id1518116625) | 5.0 (2) | Free | Utilities |
| [Ohm & Watt Law Electrical Calc](https://appshunter.io/ios/app/ohm-and-watt-law-electrical-calc/id1459382102) | 4.6 (52) | Free | Utilities |
| [Random Number Generator RNG](https://appshunter.io/ios/app/random-number-generator-rng/id570657392) | 4.7 (3) | $19.99 | Utilities |
| [Wire Resistance Calc](https://appshunter.io/ios/app/wire-resistance-calc/id1435033524) | — | $2.99 | Utilities |

## More apps by Adam Wilkie

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- [Election Memes](https://appshunter.io/ios/app/election-memes/id1138436742)
- [Easy BBQ Recipes](https://appshunter.io/ios/app/easy-bbq-recipes/id1145255320)
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All apps by Adam Wilkie: https://appshunter.io/developer/893612520

## Related topics

[the ohms law calculator](https://appshunter.io/ios/topics/the-ohms-law-calculator) · [the ohms law calc](https://appshunter.io/ios/topics/the-ohms-law-calc) · [ohms law calc](https://appshunter.io/ios/topics/ohms-law-calc)

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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 2026-07-30.*