# Electrical Calculator vs FRNET

The clearest difference is price: FRNET at Free against Electrical Calculator's $3.99. FRNET also leads on iOS requirement (12.0 vs 17.6). Electrical Calculator's advantage is update cadence (every 4 months vs every 11 months) and chart position (#135 vs unranked). On in-app purchases there is nothing between them.

FRNET is free to download; Electrical Calculator costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Electrical Calculator ships an update every 4 months, FRNET every 11 months. The most recent releases landed on September 22, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Electrical Calculator | FRNET |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.6 (462 ratings)](https://appshunter.io/ios/app/electrical-calculator/id495478153/reviews)** | — |
| Number of ratings | **462** | — |
| Positive reviews | 53.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 4 months** | Every 11 months |
| Monetization | Free | — |
| Best chart rank | **#135** | — |
| Size | 18 MB | 74 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | **iPhone, iPad, Mac** | — |
| Age rating | 4+ | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [FRACARRO RADIOINDUSTRIE SRL](https://appshunter.io/developer/1123030778) |

## What reviewers say

### Electrical Calculator

[App page](https://appshunter.io/ios/app/electrical-calculator/id495478153)

**Currently charting:** #135 Top Paid · Utilities (US App Store)

This app provides over 65 essential electrical calculation tools and formulas for engineers, students, and professionals. It supports both USCS and SI units and includes features like resistor color code conversion and upgraded voltage drop calculations aligned with industry standards.

**Highlights:** Over 65 electrical calculation tools, Resistor color code calculators, Upgraded voltage drop calculations, Wire size calculations, Series/parallel circuit calculations, Energy cost calculator, Unit conversions

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great app, useful for years
- 👍 Good app
- 👍 Brilliant Program
- 👍 Essential shortcut for professionals
- 👍 Works great

**What reviewers complain about**

-  annoyance: popup advising update
- 💸 Paid for calculators, then asked for more
- 💸 Lost money
- 💸 Costs extra for full content
- 📏 No impedance calculators

**Reported bugs**

- Annoying popup for app update
- Converter not working
- App not working on older iPhone models

**Requested features**

- Include impedance calculators
- Improve metric region compatibility for AWG cables


### FRNET

[App page](https://appshunter.io/ios/app/frnet/id6449702877)

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Calculator free?

Electrical Calculator costs $3.99, with no in-app purchases.

### Is FRNET free?

FRNET is free to download, with no in-app purchases.

### Which is updated more often, Electrical Calculator or FRNET?

Electrical Calculator ships an update every 4 months, and FRNET every 11 months. Most recently, Electrical Calculator was updated on September 22, 2026 and FRNET on July 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*