# Opamp tools vs Learn About Electronics

The clearest difference is update cadence: Learn About Electronics at every 3 weeks against Opamp tools's every 12 months. Opamp tools's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Opamp tools sells 1 one-off in-app purchase and Learn About Electronics sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Opamp tools ships an update every 12 months, Learn About Electronics every 3 weeks. The most recent releases landed on May 16, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Opamp tools | Learn About Electronics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/learn-about-electronics/id6446805089/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 4 MB | 28 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Ghumman Tech LLC](https://appshunter.io/developer/1671347750) |

## What reviewers say

### Opamp tools

[App page](https://appshunter.io/ios/app/opamp-tools/id1616271826)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock pro feature | $1.99 | one-time |


### Learn About Electronics

[App page](https://appshunter.io/ios/app/learn-about-electronics/id6446805089)

This educational app helps users memorize and identify electronic components through study modes and quizzes. It features audio pronunciation in English and progress tracking for each chapter. Users can bookmark flashcards and quiz questions for focused learning.

**Highlights:** Audio pronunciation of components, Study mode, Quiz mode, Bookmarking flashcards and questions, Progress indicators, Text-to-speech functionality

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |


## Frequently asked questions

### Is Opamp tools free?

Opamp tools is free to download, with in-app purchases available.

### Is Learn About Electronics free?

Learn About Electronics is free to download, with in-app purchases available.

### Do Opamp tools or Learn About Electronics have ads?

Neither Opamp tools nor Learn About Electronics shows ads.

### Which is updated more often, Opamp tools or Learn About Electronics?

Opamp tools ships an update every 12 months, and Learn About Electronics every 3 weeks. Most recently, Opamp tools was updated on May 16, 2026 and Learn About Electronics on June 1, 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.*