# 8051 Tutorial Pro vs Lye & Loaf

The clearest difference is price: Lye & Loaf at Free against 8051 Tutorial Pro's $1.99. 8051 Tutorial Pro's advantage is iOS requirement (12.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Lye & Loaf is free to download; 8051 Tutorial Pro costs $1.99 up front. 8051 Tutorial Pro sells 10 one-off in-app purchases and Lye & Loaf sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 8051 Tutorial Pro | Lye & Loaf |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Size | 17 MB | 11 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Andrii Bashta](https://appshunter.io/developer/1547467775) |

## What reviewers say

### 8051 Tutorial Pro

[App page](https://appshunter.io/ios/app/8051-tutorial-pro/id1041770722)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 18B20 | $0.99 | one-time |
| 24L01 | $0.99 | one-time |
| MPU6050 | $0.99 | one-time |
| OLED | $0.99 | one-time |
| ESP8266 | $1.99 | one-time |
| DHT22 project | $1.99 | one-time |
| DHT11 project | $1.99 | one-time |
| BMP180 project | $1.99 | one-time |
| BMP280 project | $1.99 | one-time |
| automation (BT) project | $1.99 | one-time |


### Lye & Loaf

[App page](https://appshunter.io/ios/app/lye-and-loaf-soap-calculator/id6780806049)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lye & Loaf Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is 8051 Tutorial Pro free?

8051 Tutorial Pro costs $1.99, and also offers in-app purchases.

### Is Lye & Loaf free?

Lye & Loaf is free to download, with in-app purchases available.

### Do 8051 Tutorial Pro or Lye & Loaf have ads?

Neither 8051 Tutorial Pro nor Lye & Loaf shows ads.

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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.*