# Electrical Calculations vs RF toolbox

The clearest difference is ads: RF toolbox at none against Electrical Calculations's shown. RF toolbox also leads on iOS requirement (13.0 vs 15.0). Electrical Calculations's advantage is update cadence (every 3 weeks vs every 6 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Electrical Calculations sells 3 in-app purchases, starting at $3.99 per 3 months and RF toolbox sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Electrical Calculations ships an update every 3 weeks, RF toolbox every 6 months. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Electrical Calculations | RF toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (126 ratings)](https://appshunter.io/ios/app/electrical-calculations/id993232048/reviews)** | — |
| Number of ratings | **126** | — |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 28 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Egal Net di Ettore Gallina](https://appshunter.io/developer/993232047) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### Electrical Calculations

[App page](https://appshunter.io/ios/app/electrical-calculations/id993232048)

This app provides a comprehensive suite of electrical calculations for professionals. It supports various international standards and offers detailed reports in PDF format. The tool covers wiring, power, motor, and electronic calculations, along with extensive conversion tables and resources.

**Highlights:** Wire size and voltage drop calculations, Power, current, and resistance calculations, Motor performance and connection diagrams, Electronic component calculations, Extensive unit conversions, PDF report generation, Support for IEC, CEI, NEC, CEC standards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version (3 months) | $3.99 | per 3 months |
| PRO Version (1 year) | $7.49 | per year |
| PRO Version (Lifetime) | $89.99 | one-time |


### RF toolbox

[App page](https://appshunter.io/ios/app/rf-toolbox-electronics/id6757265018)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| upgrade to pro | $3.99 | one-time |


## Frequently asked questions

### Is Electrical Calculations free?

Electrical Calculations is free to download, with in-app purchases available.

### Is RF toolbox free?

RF toolbox is free to download, with in-app purchases available.

### Do Electrical Calculations or RF toolbox have ads?

Electrical Calculations shows ads; RF toolbox does not.

### Which is updated more often, Electrical Calculations or RF toolbox?

Electrical Calculations ships an update every 3 weeks, and RF toolbox every 6 months. Most recently, Electrical Calculations was updated on September 28, 2026 and RF toolbox on September 27, 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.*