# Engineering Station vs Electricity Cost Calculator+

The clearest difference is in-app purchases: Engineering Station at none against Electricity Cost Calculator+'s 1. Engineering Station also leads on ads (none vs shown) and iOS requirement (13.0 vs 17.6). Electricity Cost Calculator+'s advantage is update cadence (every 2 months vs every 27 months). On price and device support there is nothing between them.

Both are free to download. Electricity Cost Calculator+ sells 1 one-off in-app purchase. Engineering Station asks for nothing beyond the download.

Engineering Station ships an update every 27 months, Electricity Cost Calculator+ every 2 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Engineering Station | Electricity Cost Calculator+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 2 months** |
| Size | 93 MB | 8 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Ahmed Ahmed](https://appshunter.io/developer/1603830208) | [Alper Sumer Guc](https://appshunter.io/developer/1896672915) |

## What reviewers say

### Engineering Station

[App page](https://appshunter.io/ios/app/engineering-station/id1603830206)

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

**In-app purchases:** none


### Electricity Cost Calculator+

[App page](https://appshunter.io/ios/app/electricity-cost-calculator-plus/id6782552663)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Electricity Cost Calculator Premium | $2.99 | one-time |


## Frequently asked questions

### Is Engineering Station free?

Engineering Station is free to download, with no in-app purchases.

### Is Electricity Cost Calculator+ free?

Electricity Cost Calculator+ is free to download, with in-app purchases available.

### Do Engineering Station or Electricity Cost Calculator+ have ads?

Electricity Cost Calculator+ shows ads; Engineering Station does not.

### Which is updated more often, Engineering Station or Electricity Cost Calculator+?

Engineering Station ships an update every 27 months, and Electricity Cost Calculator+ every 2 months. Most recently, Engineering Station was updated on November 3, 2026 and Electricity Cost Calculator+ on November 5, 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.*