# Electrical Calculations vs BURNDY T3

The clearest difference is in-app purchases: BURNDY T3 at none against Electrical Calculations's 3. BURNDY T3 also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). Electrical Calculations's advantage is update cadence (every 3 weeks vs every 4 months). On price 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. BURNDY T3 asks for nothing beyond the download.

Electrical Calculations ships an update every 3 weeks, BURNDY T3 every 4 months. The most recent releases landed on September 22, 2026 and May 30, 2026 respectively.

## The numbers

| Metric | Electrical Calculations | BURNDY T3 |
| --- | --- | --- |
| 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 | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 16 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) | [Hubbell Inc](https://appshunter.io/developer/1263996930) |

## 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 |


### BURNDY T3

[App page](https://appshunter.io/ios/app/burndy-t3/id1483498039)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Calculations free?

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

### Is BURNDY T3 free?

BURNDY T3 is free to download, with no in-app purchases.

### Do Electrical Calculations or BURNDY T3 have ads?

Electrical Calculations shows ads; BURNDY T3 does not.

### Which is updated more often, Electrical Calculations or BURNDY T3?

Electrical Calculations ships an update every 3 weeks, and BURNDY T3 every 4 months. Most recently, Electrical Calculations was updated on September 22, 2026 and BURNDY T3 on May 30, 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.*