# 8051 Tutorial vs Electronic Component Codes

The clearest difference is review sentiment: 8051 Tutorial at 50% against Electronic Component Codes's 0%. 8051 Tutorial also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.0). Electronic Component Codes's advantage is in-app purchases (none vs 10) and update cadence (every 6 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. 8051 Tutorial sells 10 one-off in-app purchases. Electronic Component Codes asks for nothing beyond the download.

8051 Tutorial ships an update every 3 months, Electronic Component Codes every 6 weeks. Both last shipped on September 16, 2026.

## The numbers

| Metric | 8051 Tutorial | Electronic Component Codes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/8051-tutorial/id1043830861/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 17 MB | 9 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### 8051 Tutorial

[App page](https://appshunter.io/ios/app/8051-tutorial/id1043830861)

Learn 8051 microcontroller programming in C with this comprehensive tutorial. It covers architecture, assembly, and C language, featuring 11 practical projects. An optional Pro version offers additional projects with source code and advanced features.

**Highlights:** 8051 architecture review, 8051 assembly mnemonics, 8051 C language programming, 11 practical projects, Baud calculator, Pro version with extra projects and source code

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 24L01 | $0.99 | one-time |
| 18B20 | $0.99 | one-time |
| OLED | $0.99 | one-time |
| Unlock Pro features | $1.99 | one-time |
| ESP8266 | $1.99 | one-time |
| BMP180 project | $1.99 | one-time |
| DHT11 project | $1.99 | one-time |
| DHT22 project | $1.99 | one-time |
| BMP280 project | $1.99 | one-time |
| Wireless automation (BT) | $1.99 | one-time |


### Electronic Component Codes

[App page](https://appshunter.io/ios/app/electronic-component-codes/id1670579756)

Quickly identify electronic component values using color codes and SMD markings. This utility supports resistors, capacitors, and inductors, offering detailed explanations and standard value charts.

**Highlights:** Resistor color code calculator, SMD resistor code lookup, Capacitor code identification, Inductor color code guide, E-series value charts, Detailed help sections

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

**In-app purchases:** none


## Frequently asked questions

### Is 8051 Tutorial free?

8051 Tutorial is free to download, with in-app purchases available.

### Is Electronic Component Codes free?

Electronic Component Codes is free to download, with no in-app purchases.

### Do 8051 Tutorial or Electronic Component Codes have ads?

Electronic Component Codes shows ads; 8051 Tutorial does not.

### Which is updated more often, 8051 Tutorial or Electronic Component Codes?

8051 Tutorial ships an update every 3 months, and Electronic Component Codes every 6 weeks. Most recently, 8051 Tutorial was updated on September 16, 2026 and Electronic Component Codes on September 16, 2026.

---

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