# Electrical Calculations vs Smart Energy

The clearest difference is in-app purchases: Smart Energy at none against Electrical Calculations's 3. Smart Energy also leads on ads (none vs shown). Electrical Calculations's advantage is update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Electrical Calculations sells 3 in-app purchases, starting at $3.99 per 3 months. Smart Energy asks for nothing beyond the download.

Electrical Calculations ships an update every 3 weeks, Smart Energy every 2 months. The most recent releases landed on October 20, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Electrical Calculations | Smart Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (128 ratings)](https://appshunter.io/ios/app/electrical-calculations/id993232048/reviews)** | — |
| Number of ratings | **128** | — |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 56 MB | 96 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Egal Net di Ettore Gallina](https://appshunter.io/developer/993232047) | [COMERC TECNO DESENVOLVIMENTO E SERVICOS LTDA](https://appshunter.io/developer/1270952649) |

## 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 |


### Smart Energy

[App page](https://appshunter.io/ios/app/smart-energy/id1504540034)

**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 Smart Energy free?

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

### Do Electrical Calculations or Smart Energy have ads?

Electrical Calculations shows ads; Smart Energy does not.

### Which is updated more often, Electrical Calculations or Smart Energy?

Electrical Calculations ships an update every 3 weeks, and Smart Energy every 2 months. Most recently, Electrical Calculations was updated on October 20, 2026 and Smart Energy on October 3, 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.*