# AVR Tutorial Pro vs EMWaver

The clearest difference is price: EMWaver at Free against AVR Tutorial Pro's $1.99. EMWaver also leads on in-app purchases (none vs 10). AVR Tutorial Pro's advantage is update cadence (every 4 months vs every 12 months) and iOS requirement (9.0 vs 17.0). On ads and device support there is nothing between them.

EMWaver is free to download; AVR Tutorial Pro costs $1.99 up front. AVR Tutorial Pro sells 10 one-off in-app purchases. EMWaver asks for nothing beyond the download.

AVR Tutorial Pro ships an update every 4 months, EMWaver every 12 months. The most recent releases landed on August 22, 2026 and May 31, 2026 respectively.

## The numbers

| Metric | AVR Tutorial Pro | EMWaver |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Size | 33 MB | 4 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Luis Lopes](https://appshunter.io/developer/1819487598) |

## What reviewers say

### AVR Tutorial Pro

[App page](https://appshunter.io/ios/app/avr-tutorial-pro/id1066643368)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SPI OLED | $1.99 | one-time |
| Wifi home automation | $1.99 | one-time |
| I2C OLED | $1.99 | one-time |
| 2.2" TFT | $1.99 | one-time |
| Lora home automation | $1.99 | one-time |
| gps project | $2.99 | one-time |
| Home automation using Siri | $2.99 | one-time |
| Home automation using Google | $2.99 | one-time |
| BT home automation | $4.99 | one-time |
| BLE home automation | $4.99 | one-time |


### EMWaver

[App page](https://appshunter.io/ios/app/emwaver/id6747035939)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AVR Tutorial Pro free?

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

### Is EMWaver free?

EMWaver is free to download, with no in-app purchases.

### Do AVR Tutorial Pro or EMWaver have ads?

Neither AVR Tutorial Pro nor EMWaver shows ads.

### Which is updated more often, AVR Tutorial Pro or EMWaver?

AVR Tutorial Pro ships an update every 4 months, and EMWaver every 12 months. Most recently, AVR Tutorial Pro was updated on August 22, 2026 and EMWaver on May 31, 2026.

---

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