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Ohm's Law

Ohm's Law

by Creature Code Mobile, LLC

172 ratings
109 reviews
📚 Education
🔧 Utilities
Free
In-App Purchases

Details

Released
August 31, 2010
Updated
December 2, 2020

Features

Developer

Creature Code Mobile, LLC
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Ohm's Law screenshot #1 for iPhone
🧾$0.99
In-App Purchase↘︎
📌Ready
Reviews summary↘︎
⭐109
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📝10+ tags
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🔄6+ apps
Alternatives↘︎
❓4 answered
FAQ↘︎
📦w/o updates
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About

This utility app calculates electrical resistance, voltage, and current using Ohm's Law. It provides a quick and easy way to solve electrical formulas for various applications.

✓Ohm's Law calculations
✓Voltage calculation
✓Current calculation
✓Resistance calculation
✓Electrical formula solver
Show original description

What users say about Ohm's Law

Reviews of Ohm's Law are mostly positive: the Utilities app is rated 4.7/5 from 172 App Store ratings. What users like most: extremely user-friendly and intuitive interface, fast and accurate calculations. Top complaints: crashes when entering decimal values in multiple fields, reset function doesn't work properly after first use. Summarized from real user reviews.

Positive things

  • 👍Extremely user-friendly and intuitive interface
  • ⚡Fast and accurate calculations
  • 🎯Simple, focused design with no unnecessary clutter
  • 💰Free app with minimal ads that don't interfere
  • 🔧Requires only two values to calculate the rest
  • 📱Lightweight and always accessible
  • 🙌No in-app purchases or subscriptions required
  • ✅Reliable and consistent performance for most users
  • 🎓Helpful for learning and verification of calculations
  • 🔌Practical for multiple professional fields (electrical, vaping, HVAC, etc.)

Negative things

  • 🐛Crashes when entering decimal values in multiple fields
  • 🐛Reset function doesn't work properly after first use
  • ⚠️App incompatible with newer iOS versions
  • ⚠️Outdated and hasn't been updated since iOS 6
  • ❌Limited functionality - single resistor only
  • 🔋Suspicious cell data usage reported by some users
  • 😞Ads introduced in recent updates (controversial change)
See all reviews

What's New in Ohm's Law

2.3

December 2, 2020

Fix for dark appearance

1

Subscriptions & In-App Purchases

$0.99

Remove Ads

Removes the Ad Banner from the app.

User reviews

Most RecentHighest RatedLowest Rated

Easy to use

App is user friendly and provides accurate numbers for calculating my math
Y😂You gotta be kidding me 😂😭😭

Just Perfect

I love this App and use it all the time. It excels due to its simplicity. Enter the values you know and bang - the rest fill-in. No in-app purchases is just a massive bonus. I would pay for this app.
CBCanada Bob

Awesome App

I have been using it for many years
TTEDpogee

Used a few times

Great app as I can’t always remember these formulas so it’s been great to use.
SSouthcanuck97

Good app

Excellent apps , easy to use and very handy, happy user…..
IItapiranga2
See 104 more reviews

Developer apps

Trig Solver
Trig Solver

by Creature Code Mobile, LLC

🔧 Utilities

(80)

Free
See developer apps

User experience

🐞

Reported Bugs

8 issues

App crashes when entering decimal points in multiple fields simultaneously

Bug

Reset button fails to clear values after first use

Bug

Large calculations cause app to crash

Bug

Crashes on iPhone SE and iPhone 7 Plus with iOS 10+

Bug

App won't open or frequently crashes on some devices

Bug

Crashes when entering ohms values

Bug

Decimal point entry causes immediate crash on certain devices

Bug

App unstable and incompatible with iOS 10 and later versions

Bug
✨

Requested Features

9 requests

AC/DC checkbox option

Feature

Three-phase power calculations

Feature

Parallel and combination circuit support

Feature

Impedance and reactance calculations

Feature

Ohm's Wheel reference tool

Feature

Useful electrical tables

Feature

Example calculations showing work/formula

Feature

Number pad input instead of full keyboard

Feature

iOS compatibility updates for newer versions

Feature

FAQ

What does this app do?

This app is a utility tool designed to calculate electrical values based on Ohm's Law. It allows users to easily determine voltage, current, or resistance when two of these values are known.

What are the key features of this Ohm's Law calculator?

The primary features include the ability to calculate voltage, current, and resistance using Ohm's Law formulas. It serves as a quick reference and calculation tool for electrical parameters.

Is this app free to use?

The app is free to download and use, offering its core functionality without charge. There are in-app purchases available, which may unlock additional features or remove limitations.

Who would benefit from using this app?

This app is beneficial for students learning about electricity, electricians working in the field, electronics hobbyists, and engineers who need to perform quick electrical calculations.