# ElectriCalc vs Transformer Calculation Tool

The clearest difference is in-app purchases: ElectriCalc at none against Transformer Calculation Tool's 1. Transformer Calculation Tool's advantage is iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Transformer Calculation Tool sells 1 one-off in-app purchase. ElectriCalc asks for nothing beyond the download.

## The numbers

| Metric | ElectriCalc | Transformer Calculation Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 weeks |
| Size | 13 MB | 57 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yihua Xu](https://appshunter.io/developer/884486688) | [Shraddhaben Parmar](https://appshunter.io/developer/1889769325) |

## What reviewers say

### ElectriCalc

[App page](https://appshunter.io/ios/app/electricalc-engineering-tool/id6762361122)

**In-app purchases:** none


### Transformer Calculation Tool

[App page](https://appshunter.io/ios/app/transformer-calculation-tool/id6772152007)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


## Frequently asked questions

### Is ElectriCalc free?

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

### Is Transformer Calculation Tool free?

Transformer Calculation Tool is free to download, with in-app purchases available.

### Do ElectriCalc or Transformer Calculation Tool have ads?

Neither ElectriCalc nor Transformer Calculation Tool shows ads.

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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.*