# Electronics Tools & Calculator vs Electronic Devices Quiz

The clearest difference is in-app purchases: Electronics Tools & Calculator at none against Electronic Devices Quiz's 7. Electronic Devices Quiz's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Electronic Devices Quiz sells 7 in-app purchases, starting at $4.99 per month. Electronics Tools & Calculator asks for nothing beyond the download.

Electronics Tools & Calculator ships an update every 6 weeks, Electronic Devices Quiz every 3 weeks. The most recent releases landed on September 27, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Electronics Tools & Calculator | Electronic Devices Quiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (16 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 63 MB | 68 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anas Abubakar](https://appshunter.io/developer/1581534101) | [Arshad Iqbal](https://appshunter.io/developer/1547001151) |

## What reviewers say

### Electronics Tools & Calculator

[App page](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136)

This app serves as a pocket-sized electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding both engineers and hobbyists in their design processes.

**Highlights:** Electronic component reference, Electronic circuit reference, Filter design calculators, Inductor winding calculators, Transformer winding calculators, Resistor and capacitor calculations, Ohm's law and power calculations

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

**In-app purchases:** none


### Electronic Devices Quiz

[App page](https://appshunter.io/ios/app/electronic-devices-quiz/id1584633982)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Package | $4.99 | per month |
| 3 Months Package | $9.99 | per 3 months |
| 6 Months Package | $14.99 | per 6 months |
| 1 Year Package | $19.99 | per year |
| 1500 Coins | $0.99 | one-time |
| 3500 Coins | $1.99 | one-time |
| 6000 Coins | $2.99 | one-time |


## Frequently asked questions

### Is Electronics Tools & Calculator free?

Electronics Tools & Calculator is free to download, with no in-app purchases.

### Is Electronic Devices Quiz free?

Electronic Devices Quiz is free to download, with in-app purchases available.

### Do Electronics Tools & Calculator or Electronic Devices Quiz have ads?

Both Electronics Tools & Calculator and Electronic Devices Quiz show ads.

### Which is updated more often, Electronics Tools & Calculator or Electronic Devices Quiz?

Electronics Tools & Calculator ships an update every 6 weeks, and Electronic Devices Quiz every 3 weeks. Most recently, Electronics Tools & Calculator was updated on September 27, 2026 and Electronic Devices Quiz on September 7, 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.*