# Inductor Calculator Master vs EngiCalc Toolkit

The clearest difference is in-app purchases: EngiCalc Toolkit at none against Inductor Calculator Master's 2. EngiCalc Toolkit also leads on ads (none vs shown). Inductor Calculator Master's advantage is iOS requirement (13.0 vs 26.2). On price and device support there is nothing between them.

Both are free to download. Inductor Calculator Master sells 2 one-off in-app purchases. EngiCalc Toolkit asks for nothing beyond the download.

## The numbers

| Metric | Inductor Calculator Master | EngiCalc Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Daily | — |
| Size | 33 MB | 7 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Le Minh Tran](https://appshunter.io/developer/1896777000) | [Роман Burmistrov](https://appshunter.io/developer/1896636654) |

## What reviewers say

### Inductor Calculator Master

[App page](https://appshunter.io/ios/app/inductor-calculator-master/id6772124135)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Premium Upgrade | $1.99 | one-time |


### EngiCalc Toolkit

[App page](https://appshunter.io/ios/app/engicalc-toolkit/id6776429595)

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

**In-app purchases:** none


## Frequently asked questions

### Is Inductor Calculator Master free?

Inductor Calculator Master is free to download, with in-app purchases available.

### Is EngiCalc Toolkit free?

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

### Do Inductor Calculator Master or EngiCalc Toolkit have ads?

Inductor Calculator Master shows ads; EngiCalc Toolkit does not.

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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.*