# Arduino Pocket Reference vs Electronic Lab Free

The clearest difference is review sentiment: Electronic Lab Free at 88% against Arduino Pocket Reference's 12%. Electronic Lab Free also leads on rating (4.2 vs 2.3) and in-app purchases (none vs 1). On price, ratings volume and device support there is nothing between them.

Both are free to download. Arduino Pocket Reference sells 1 one-off in-app purchase. Electronic Lab Free asks for nothing beyond the download.

Electronic Lab Free holds the better App Store score, 4.2 against 2.3. Both are backed by a comparable volume of ratings — 18 and 16 respectively. Written reviews point the same way: 12% of Arduino Pocket Reference's written reviews are positive against 88% of Electronic Lab Free's.

Arduino Pocket Reference ships an update every 5 months, Electronic Lab Free every 9 days. The most recent releases landed on October 21, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Arduino Pocket Reference | Electronic Lab Free |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (18 ratings)](https://appshunter.io/ios/app/arduino-pocket-reference/id969849288/reviews) | **[4.2 (16 ratings)](https://appshunter.io/ios/app/electronic-lab-free/id1114409558/reviews)** |
| Number of ratings | **18** | 16 |
| Positive reviews | 11.5% of reviews | **87.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 78 MB | 51 MB |
| Requires iOS | 14.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vipin Nair](https://appshunter.io/developer/841810400) | [Luai Elamir](https://appshunter.io/developer/1101020051) |

## What reviewers say

### Arduino Pocket Reference

[App page](https://appshunter.io/ios/app/arduino-pocket-reference/id969849288)

This app provides a comprehensive reference for Arduino programming, covering core libraries, syntax, operators, and various hardware shields. It includes examples for common functionalities like mouse control, GSM communication, and LCD displays, making it a valuable tool for makers and developers.

**Highlights:** Arduino core libraries list, Mouse and Keyboard control examples, GSM communication examples, LiquidCrystal library functions, Syntax, operators, and data types, Various Arduino board guides, IO and math functions

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisements | $0.99 | one-time |


### Electronic Lab Free

[App page](https://appshunter.io/ios/app/electronic-lab-free/id1114409558)

This app provides electrical and computer engineering tools for professionals and hobbyists. It offers circuit design, simulation, component libraries, and measurement functionalities for on-the-go use.

**Highlights:** Circuit design and simulation, Component libraries and datasheets, Calculators and unit conversion, Arduino code editor, Waveform audio visualizer, Electronic color code identification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Arduino Pocket Reference free?

Arduino Pocket Reference is free to download, with in-app purchases available.

### Is Electronic Lab Free free?

Electronic Lab Free is free to download, with no in-app purchases.

### Which has better reviews, Arduino Pocket Reference or Electronic Lab Free?

Electronic Lab Free is rated higher. Arduino Pocket Reference averages 2.3 out of 5 from 18 ratings, while Electronic Lab Free averages 4.2 from 16 ratings.

### Do Arduino Pocket Reference or Electronic Lab Free have ads?

Arduino Pocket Reference shows ads; Electronic Lab Free does not.

### Which is updated more often, Arduino Pocket Reference or Electronic Lab Free?

Arduino Pocket Reference ships an update every 5 months, and Electronic Lab Free every 9 days. Most recently, Arduino Pocket Reference was updated on October 21, 2026 and Electronic Lab Free on October 12, 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.*