Comparison

Fault Current Calculator vs Fraction Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Fault Current Calculator

This tool helps contractors, engineers, and electricians quickly calculate available fault current on single and three-phase electrical systems. It also assists in sizing fuses and conductors for various circuits and can generate labels for service equipment.

Highlights
  • Calculate available fault current
  • Size fuses and conductors
  • Generate service equipment labels
  • Single and three-phase system support
  • NEC® 110.24 compliance
Features
Read full description

Eaton's Bussmann Series FC2 Available Fault Current Calculator application is an innovative tool developed for contractors, engineers, electricians, and electrical inspectors. This tool can be used on the Bussmann website or out in the field on a mobile device for those needing a quick and simple way to determine available fault current. With this simple tool, users can: - Calculate available fault current on single and three-phase systems - Create and send a label via email for marking the available fault current on service equipment (NEC® 110.24) - Size fuses and conductors for service, feeder, and branch circuits. This application, calculations, and other information are intended to clearly present technical information that will determine the available fault current at specific points in an electrical system. Bussmann reserves the right, without notice, to change this application and/or discontinue/ limit its distribution and/or availability. Bussmann also reserves the right to change or update, without notice, any technical information contained in this application. The data and information presented in this application are believed to be accurate. However, any and all liability for the content, or any omissions from this application, including any inaccuracies, errors, or misstatements in such data, calculations or information, is expressly disclaimed. The application, calculations and other information are provided without warranty of any kind, either expressed or implied, but not limited to, the implied warranties of merchantability, or fitness for a particular purpose. Bussmann disclaims any liability for the use of this application, calculations or other information. The complete End-User License Agreement can be found at: https://faultcurrentcalculatorpro.bussmann.com/home/eula

About

Fraction Calculator

This math tool provides step-by-step solutions for fraction operations like addition, subtraction, multiplication, and division. It offers customization options for font and colors, and results can be saved or copied.

Highlights
  • Step-by-step solutions
  • Fraction addition, subtraction, multiplication, division
  • Customizable font and colors
  • Results as images
  • Simplified fractions and mixed numbers
  • Copyable results
Features
Read full description

Fraction Calculator is a mathematics calculator designed to generate step-by-step solutions for fraction addition, subtraction, multiplication, and division-fast and easy. Features: • Easy-to-use user interface • Instant calculation • Results can be copied to other apps • Results are generated as images and can be saved to the camera roll • Ability to set font type • Ability to set both font color and background color • Supports transparent backgrounds • Answers are provided as simplified fractions in lowest terms or as mixed numbers in reduced form A fraction represents a part of a whole or, more generally, any number of equal parts. In everyday English, a fraction describes how many parts of a certain size exist-for example, one-half, eight-fifths, or three-quarters. A common (or vulgar) fraction (e.g., 1/2 or 13/7) consists of a numerator shown above a line (or before a slash, like 1⁄2), and a non-zero denominator displayed below (or after) that line. Numerators and denominators are also used in more complex forms such as compound fractions, complex fractions, and mixed numerals. The Fraction Calculator / Mixed Numbers Calculator (also referred to as Mixed Fractions) performs basic operations on mixed numbers, proper fractions, and improper fractions—adding, subtracting, multiplying, or dividing. Answers are shown as reduced fractions and, when applicable, as mixed numbers. This app is useful for math teachers, educators, or anyone preparing math materials for instruction. It's also ideal for students who want a deeper understanding of how to perform fraction operations such as addition, subtraction, multiplication, and division. Thanks for your support, and do visit nitrio.com for more apps for your iOS devices.

Screenshots

Fault Current Calculator4 screens
Fraction Calculator4 screens

Verdict

The call

The clearest difference is price: Fault Current Calculator at Free against Fraction Calculator's $2.99. Fault Current Calculator also leads on update cadence (every 4 months vs every 43 months) and ratings volume (27 vs 4). Fraction Calculator's advantage is in-app purchases (none vs 2). On rating, review sentiment, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Fault Current Calculator is free to download; Fraction Calculator costs $2.99 up front. Fault Current Calculator sells 2 in-app purchases, starting at $4.99 per month. Fraction Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.0 for Fault Current Calculator against 3.0 for Fraction Calculator. That said, the two scores are not equally well evidenced: Fault Current Calculator has 27 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Fault Current Calculator ships an update every 4 months, Fraction Calculator every 43 months. The most recent releases landed on October 23, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
Fault Current Calculator versus Fraction Calculator: the parameters behind the verdict, then further details
ParameterFault Current CalculatorFraction Calculator
PriceFree — better$2.99
Rating3.0 (27 ratings)3.0 (4 ratings) — better
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings27 — better4
Update frequencyEvery 4 months — betterEvery 43 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better16.6
Further details — not scored
Size25 MB8 MB
Age rating17+4+
DeveloperCooper Bussmann, LLCHeng Jia Liang

Customer experience

Fault Current Calculator

All ratings23 ratings
Positive47.8%
Neutral8.7%
Negative43.5%
Written reviews10 reviews
Positive0.0%
Neutral20.0%
Negative80.0%

Fraction Calculator

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

2 purchases

Fault Current Calculator

Subscriptions2
  • Pro Monthly Subscription7 Days trial$4.991 Month
  • Pro Annual Subscription7 Days trial$39.991 Year
None

Fraction Calculator

No in-app purchases

Questions

Is Fault Current Calculator free?
Fault Current Calculator is free to download, with in-app purchases available.
Is Fraction Calculator free?
Fraction Calculator costs $2.99, with no in-app purchases.
Which has better reviews, Fault Current Calculator or Fraction Calculator?
Fraction Calculator is rated higher. Fault Current Calculator averages 3.0 out of 5 from 27 ratings, while Fraction Calculator averages 3.0 from 4 ratings.
Do Fault Current Calculator or Fraction Calculator have ads?
Neither Fault Current Calculator nor Fraction Calculator shows ads.
Which is updated more often, Fault Current Calculator or Fraction Calculator?
Fault Current Calculator ships an update every 4 months, and Fraction Calculator every 43 months. Most recently, Fault Current Calculator was updated on October 23, 2026 and Fraction Calculator on October 7, 2026.

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