# Electrical Formulator vs BasicATTCalc

The clearest difference is price: Electrical Formulator at Free against BasicATTCalc's $1.99. Electrical Formulator also leads on update cadence (every 2 months vs every 29 months). BasicATTCalc's advantage is in-app purchases (none vs 1) and iOS requirement (14.5 vs 18.4). On ads and device support there is nothing between them.

Electrical Formulator is free to download; BasicATTCalc costs $1.99 up front. Electrical Formulator sells 1 one-off in-app purchase. BasicATTCalc asks for nothing beyond the download.

Electrical Formulator ships an update every 2 months, BasicATTCalc every 29 months. The most recent releases landed on September 3, 2026 and December 20, 2025 respectively.

## The numbers

| Metric | Electrical Formulator | BasicATTCalc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electrical-formulator/id299749412/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 16.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 29 months |
| Monetization | Freemium | — |
| Size | 16 MB | 7 MB |
| Requires iOS | 18.4 | **14.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [TAKAHIKO FUKUYAMA](https://appshunter.io/developer/857468511) |

## What reviewers say

### Electrical Formulator

[App page](https://appshunter.io/ios/app/electrical-formulator/id299749412)

This app provides a comprehensive suite of electrical calculation tools for design and engineering challenges. It offers hundreds of conversion and calculation options, with features to save, print, and email results. Easily access frequently used and recently accessed formulas, with all calculations automatically stored.

**Highlights:** Over 100 electrical formulas, Save and organize results, Share results via email or print, Access most-used and recent formulas, Supports US/Imperial and metric units, Formula categories for batteries, motors, transformers, and more

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features For Electrcial | $1.99 | one-time |


### BasicATTCalc

[App page](https://appshunter.io/ios/app/basicattcalc/id947238679)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Formulator free?

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

### Is BasicATTCalc free?

BasicATTCalc costs $1.99, with no in-app purchases.

### Do Electrical Formulator or BasicATTCalc have ads?

Neither Electrical Formulator nor BasicATTCalc shows ads.

### Which is updated more often, Electrical Formulator or BasicATTCalc?

Electrical Formulator ships an update every 2 months, and BasicATTCalc every 29 months. Most recently, Electrical Formulator was updated on September 3, 2026 and BasicATTCalc on December 20, 2025.

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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.*