# Electronic Component Pinouts vs Arduino Programming Pro

The clearest difference is rating: Arduino Programming Pro at 4.6 against Electronic Component Pinouts's 4.0. Arduino Programming Pro also leads on review sentiment (71% vs 40%) and chart position (#135 vs unranked). Electronic Component Pinouts's advantage is iOS requirement (13.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

Electronic Component Pinouts costs $4.99 and Arduino Programming Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Arduino Programming Pro holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 7 and 5 respectively. Written reviews point the same way: 40% of Electronic Component Pinouts's written reviews are positive against 71% of Arduino Programming Pro's.

Electronic Component Pinouts ships an update every 3 weeks, Arduino Programming Pro every 6 weeks. The most recent releases landed on October 9, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Electronic Component Pinouts | Arduino Programming Pro |
| --- | --- | --- |
| Price | $4.99 | $4.99 |
| Rating | [4.0 (7 ratings)](https://appshunter.io/ios/app/electronic-component-pinouts/id1502320574/reviews) | **[4.6 (5 ratings)](https://appshunter.io/ios/app/arduino-programming-pro/id6447102673/reviews)** |
| Number of ratings | **7** | 5 |
| Positive reviews | 40.0% of reviews | **71.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Paid | Paid |
| Best chart rank | — | **#135** |
| Size | 37 MB | 45 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Adriano Moutinho](https://appshunter.io/developer/1502320573) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Electronic Component Pinouts

[App page](https://appshunter.io/ios/app/electronic-component-pinouts/id1502320574)

Access an extensive offline database of over 80,000 electronic component pinouts, including chips, transistors, and microcontrollers. Quickly find information and equivalents without needing an internet connection. Users can also request new pinouts to be added.

**Highlights:** Offline database, 80,000+ pinouts, Transistors, diodes, chips, Microcontrollers & Arduino, Fast search, Component equivalents

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

**In-app purchases:** none


### Arduino Programming Pro

[App page](https://appshunter.io/ios/app/arduino-programming-pro/id6447102673)

**Currently charting:** #135 Top Paid · Education (US App Store)

Master Arduino programming with over 200 practical lessons, circuit diagrams, and code examples. This app guides beginners and experienced users through electronics and project building in 14 languages. The Pro version offers advanced features for enhanced learning.

**Highlights:** 200+ practical lessons, Circuit diagrams and wiring guides, Ready-to-use code examples, Interactive quiz questions, Support for 14 languages, Full-text search (Pro version), Favorites for saving topics (Pro version)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Electronic Component Pinouts free?

Electronic Component Pinouts costs $4.99, with no in-app purchases.

### Is Arduino Programming Pro free?

Arduino Programming Pro costs $4.99, with no in-app purchases.

### Which has better reviews, Electronic Component Pinouts or Arduino Programming Pro?

Arduino Programming Pro is rated higher. Electronic Component Pinouts averages 4.0 out of 5 from 7 ratings, while Arduino Programming Pro averages 4.6 from 5 ratings.

### Do Electronic Component Pinouts or Arduino Programming Pro have ads?

Neither Electronic Component Pinouts nor Arduino Programming Pro shows ads.

### Which is updated more often, Electronic Component Pinouts or Arduino Programming Pro?

Electronic Component Pinouts ships an update every 3 weeks, and Arduino Programming Pro every 6 weeks. Most recently, Electronic Component Pinouts was updated on October 9, 2026 and Arduino Programming Pro on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*