# Electrical Formulator vs District Manager

The clearest difference is in-app purchases: District Manager at none against Electrical Formulator's 1. District Manager also leads on iOS requirement (11.0 vs 18.4). Electrical Formulator's advantage is update cadence (every 2 months vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Electrical Formulator sells 1 one-off in-app purchase. District Manager asks for nothing beyond the download.

Electrical Formulator ships an update every 2 months, District Manager every 5 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Electrical Formulator | District Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electrical-formulator/id299749412/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 15.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Freemium | — |
| Size | 16 MB | 12 MB |
| Requires iOS | 18.4 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [Results Squared LTD](https://appshunter.io/developer/451947568) |

## 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 |


### District Manager

[App page](https://appshunter.io/ios/app/district-manager/id1375580635)

**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 District Manager free?

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

### Do Electrical Formulator or District Manager have ads?

Neither Electrical Formulator nor District Manager shows ads.

### Which is updated more often, Electrical Formulator or District Manager?

Electrical Formulator ships an update every 2 months, and District Manager every 5 months. Most recently, Electrical Formulator was updated on October 6, 2026 and District Manager 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.*