# Banjo Tuner vs Audio Function Generator

The clearest difference is in-app purchases: Banjo Tuner at none against Audio Function Generator's 1. Audio Function Generator's advantage is ads (none vs shown) and update cadence (every 6 weeks vs every 15 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Audio Function Generator sells 1 one-off in-app purchase. Banjo Tuner asks for nothing beyond the download.

Audio Function Generator holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Audio Function Generator has 2.2K ratings behind it against 391, so its average is the more settled of the two. Written reviews point the same way: 53% of Banjo Tuner's written reviews are positive against 77% of Audio Function Generator's.

Banjo Tuner ships an update every 15 months, Audio Function Generator every 6 weeks. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Banjo Tuner | Audio Function Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (391 ratings)](https://appshunter.io/ios/app/banjo-tuner/id341018597/reviews) | **[4.7 (2.2K ratings)](https://appshunter.io/ios/app/audio-function-generator/id768229610/reviews)** |
| Number of ratings | 391 | **2.2K** |
| Positive reviews | 53.3% of reviews | **77.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 6 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 14 MB | 14 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alvin Yu](https://appshunter.io/developer/310457194) | [Thomas Gruber](https://appshunter.io/developer/342699861) |

## What reviewers say

### Banjo Tuner

[App page](https://appshunter.io/ios/app/banjo-tuner/id341018597)

This application provides standard tuning notes for the 5-string banjo. It's a simple tool designed to help banjo players achieve accurate tuning.

**Highlights:** Standard tuning notes, 5-string banjo support, Accurate tuning reference

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use interface
- 🎵 Plays correct tuning notes accurately
- 💰 Free app with no cost
- ⚡ Quick and lightweight download
- 🎧 Blind-friendly and accessible with VoiceOver

**What reviewers complain about**

- 🐛 App frequently doesn't work or produce sound
- ⏱️ Notes cut off too quickly to adjust tuning
- 📢 Excessive ads cluttering the interface
- 🎚️ Only supports standard tuning, no alternatives
- 👂 Requires good ear training to use effectively

**Reported bugs**

- No sound output despite app being enabled
- Buttons do not respond when pressed
- Audio cuts off mid-note
- Multiple notes playing simultaneously
- Pitch notes are flat or inaccurate

**Requested features**

- Add microphone input to detect instrument pitch
- Support for alternate tunings (tenor, Irish tenor, etc.)
- Continuous note playback instead of single play
- Visual feedback for tuning accuracy
- Ability to customize tunings per string


### Audio Function Generator

[App page](https://appshunter.io/ios/app/audio-function-generator/id768229610)

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

**Highlights:** Generate sine, square, triangle, and sawtooth tones, Frequency and volume sweep generation, Noise generation (white, pink, violet, etc.), Custom preset creation and saving, Extended frequency range (PRO feature), Multi-tone playback (PRO feature)

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

**In-app purchases (1)**

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

**What reviewers like**

- 👍 Great app
- 🎶 Helps with Tinnitus
- 💯 Best app I've paid for
- 🔍 Highly recommended
- 🎨 Attention to detail

**What reviewers complain about**

- 🐛 Crashes
- 💰 Deceptive/Money hungry
- 🔒 Basic features paywalled
- 🔒 Limited without paying
- 🔒 Removed functionality to push paid version

**Reported bugs**

- Crashes on launch
- Volume slider issues
- Airplay not working
- Sound distortion when display is active

**Requested features**

- Add download/save feature for custom sounds
- Improve sweep function (continuous mode, better frequency control)
- Add more multi-frequency rows
- Implement 432Hz base frequency option
- Add phase control for noise generators


## Frequently asked questions

### Is Banjo Tuner free?

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

### Is Audio Function Generator free?

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

### Which has better reviews, Banjo Tuner or Audio Function Generator?

Audio Function Generator is rated higher. Banjo Tuner averages 4.4 out of 5 from 391 ratings, while Audio Function Generator averages 4.7 from 2.2K ratings.

### Do Banjo Tuner or Audio Function Generator have ads?

Banjo Tuner shows ads; Audio Function Generator does not.

### Which is updated more often, Banjo Tuner or Audio Function Generator?

Banjo Tuner ships an update every 15 months, and Audio Function Generator every 6 weeks. Most recently, Banjo Tuner was updated on October 7, 2026 and Audio Function Generator on October 13, 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.*