# Electrical Engineering Toolkit vs resistor code calculator+

The clearest difference is in-app purchases: resistor code calculator+ at none against Electrical Engineering Toolkit's 3. resistor code calculator+ also leads on update cadence (every 3 weeks vs every 9 months) and iOS requirement (12.0 vs 16.2). On price, ads and device support there is nothing between them.

Both are free to download. Electrical Engineering Toolkit sells 3 in-app purchases, starting at $0.99 per month. resistor code calculator+ asks for nothing beyond the download.

Electrical Engineering Toolkit ships an update every 9 months, resistor code calculator+ every 3 weeks. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Electrical Engineering Toolkit | resistor code calculator+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Size | 12 MB | 25 MB |
| Requires iOS | 16.2 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) | [佳 黄](https://appshunter.io/developer/513202662) |

## What reviewers say

### Electrical Engineering Toolkit

[App page](https://appshunter.io/ios/app/electrical-engineering-toolkit/id6474202026)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version / monthly | $0.99 | per month |
| Full version / year | $3.99 | per year |
| Support project, remove ADS | $5.99 | one-time |


### resistor code calculator+

[App page](https://appshunter.io/ios/app/resistor-code-calculator-plus/id6741751785)

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Engineering Toolkit free?

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

### Is resistor code calculator+ free?

resistor code calculator+ is free to download, with no in-app purchases.

### Do Electrical Engineering Toolkit or resistor code calculator+ have ads?

Neither Electrical Engineering Toolkit nor resistor code calculator+ shows ads.

### Which is updated more often, Electrical Engineering Toolkit or resistor code calculator+?

Electrical Engineering Toolkit ships an update every 9 months, and resistor code calculator+ every 3 weeks. Most recently, Electrical Engineering Toolkit was updated on September 25, 2026 and resistor code calculator+ on September 24, 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.*