# AVR Tutorial vs WAV Audio File Generator

The clearest difference is rating: AVR Tutorial at 5.0 against WAV Audio File Generator's 4.2. AVR Tutorial also leads on update cadence (every 3 months vs every 8 months) and iOS requirement (9.0 vs 15.5). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. AVR Tutorial sells 10 one-off in-app purchases and WAV Audio File Generator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

AVR Tutorial holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

AVR Tutorial ships an update every 3 months, WAV Audio File Generator every 8 months. The most recent releases landed on September 24, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | AVR Tutorial | WAV Audio File Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/avr-tutorial/id1070496499/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/wav-audio-file-generator/id6740284136/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 33 MB | 10 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Thomas Gruber](https://appshunter.io/developer/342699861) |

## What reviewers say

### AVR Tutorial

[App page](https://appshunter.io/ios/app/avr-tutorial/id1070496499)

This app simplifies learning AVR microcontrollers with a code wizard that generates C source code for various peripherals. It offers demo projects and an architecture review, making complex MCU programming more accessible for hobbyists and students.

**Highlights:** AVR architecture review, AVR assembly and C language, 21 demo projects, Code wizard for peripherals, Portability to other ATMEGA MCUs, I2C and SPI EEPROM support (PRO)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock PRO feature | $1.99 | one-time |
| SPI OLED | $1.99 | one-time |
| I2C OLED | $1.99 | one-time |
| Wifi home automation | $1.99 | one-time |
| 2.2" TFT | $1.99 | one-time |
| LoRa home automation | $1.99 | 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 |


### WAV Audio File Generator

[App page](https://appshunter.io/ios/app/wav-audio-file-generator/id6740284136)

Easily create high-quality WAV audio files with precise control over tones, sweeps, and noise. Customize waveforms, sampling rates, channels, and bit depth for professional sound design and audio experimentation.

**Highlights:** Tone generation, Frequency sweeps, Customizable noise, Multiple waveforms (Sine, Rectangle, Triangle, Sawtooth), Adjustable sampling rates (44.1kHz - 192kHz), Mono/Stereo channel selection, 16-bit or 32-bit bit depth

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to PRO | $9.99 | one-time |


## Frequently asked questions

### Is AVR Tutorial free?

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

### Is WAV Audio File Generator free?

WAV Audio File Generator is free to download, with in-app purchases available.

### Which has better reviews, AVR Tutorial or WAV Audio File Generator?

AVR Tutorial is rated higher. AVR Tutorial averages 5.0 out of 5 from 2 ratings, while WAV Audio File Generator averages 4.2 from 5 ratings.

### Do AVR Tutorial or WAV Audio File Generator have ads?

Neither AVR Tutorial nor WAV Audio File Generator shows ads.

### Which is updated more often, AVR Tutorial or WAV Audio File Generator?

AVR Tutorial ships an update every 3 months, and WAV Audio File Generator every 8 months. Most recently, AVR Tutorial was updated on September 24, 2026 and WAV Audio File Generator on August 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.*