# Audio Function Generator PRO vs TF StageMix

The clearest difference is review sentiment: Audio Function Generator PRO at 88% against TF StageMix's 32%. Audio Function Generator PRO also leads on rating (4.8 vs 3.5) and update cadence (every 6 weeks vs every 8 months). TF StageMix's advantage is price (Free vs $9.99) and iOS requirement (12 vs 16.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

TF StageMix is free to download; Audio Function Generator PRO costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Audio Function Generator PRO holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Audio Function Generator PRO has 270 ratings behind it against 32, so its average is the more settled of the two. Written reviews point the same way: 88% of Audio Function Generator PRO's written reviews are positive against 32% of TF StageMix's.

Audio Function Generator PRO ships an update every 6 weeks, TF StageMix every 8 months. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Audio Function Generator PRO | TF StageMix |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.8 (270 ratings)](https://appshunter.io/ios/app/audio-function-generator-pro/id895074703/reviews)** | [3.5 (32 ratings)](https://appshunter.io/ios/app/tf-stagemix-us/id990714037/reviews) |
| Number of ratings | **270** | 32 |
| Positive reviews | **87.9% of reviews** | 31.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | Free | Free |
| Best chart rank | **#197** | — |
| Size | 13 MB | 41 MB |
| Requires iOS | 16.0 | **12** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Gruber](https://appshunter.io/developer/342699861) | [Yamaha Corporation of America](https://appshunter.io/developer/408058585) |

## What reviewers say

### Audio Function Generator PRO

[App page](https://appshunter.io/ios/app/audio-function-generator-pro/id895074703)

**Currently charting:** #197 Top Paid · Music (US App Store)

Generate various audio test tones, including sine, square, and sawtooth waves. Explore frequency and volume sweeps, custom presets, and different types of noise. Advanced settings allow for fine-tuning signal parameters and creating complex multi-tone sequences.

**Highlights:** Generate sine, square, triangular, and sawtooth tones, Frequency and volume sweep generation, Customizable presets and configurations, Multiple noise types (White, Pink, Violet, etc.), Advanced signal parameter control, Multi-tone and dual function generation

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

**In-app purchases:** none

**What reviewers like**

- ✨ Superb craftsmanship and work
- 🚀 Excellent performance on older devices
- 💡 History feature is a great addition
- 👍 Versatile and powerful app
- 🎶 Great for binaural beats and sound creation

**What reviewers complain about**

- 📉 Linear sweep is useless
- ❓ Missing PWM functionality
- ❓ Missing Terzrauschen (third-octave noise)
- 🐛 Volume button issues
- 🐛 GUI is bad

**Reported bugs**

- Volume button issues (jumps up and down, displays wrong level)
- Update crashes on iPad Air2 when changing screens
- App opens AppStore repeatedly after purchase
- Buttons don't respond, settings don't keep
- Frequencies stick, program is useless

**Requested features**

- Logarithmic sweeps and frequency slider scale
- PWM functionality
- Terzrauschen (third-octave noise)
- Ping-pong sweeps in Multitone windows
- Sweeping of noise/adding noise in Multitone sweep with sweeping bandpass filter


### TF StageMix

[App page](https://appshunter.io/ios/app/tf-stagemix-us/id990714037)

This application allows for remote control of Yamaha TF digital mixing consoles from an Apple iPad. It enables engineers to adjust monitor mixes directly from the stage, improving efficiency during setup. Features are continually expanding for broader remote control functions.

**Highlights:** Remote control of Yamaha TF digital mixing consoles, Adjust monitor mixes from stage, Intuitive graphical interface, Wireless range control, Expanding feature set for wider functions

**In-app purchases:** none


## Frequently asked questions

### Is Audio Function Generator PRO free?

Audio Function Generator PRO costs $9.99, with no in-app purchases.

### Is TF StageMix free?

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

### Which has better reviews, Audio Function Generator PRO or TF StageMix?

Audio Function Generator PRO is rated higher. Audio Function Generator PRO averages 4.8 out of 5 from 270 ratings, while TF StageMix averages 3.5 from 32 ratings.

### Do Audio Function Generator PRO or TF StageMix have ads?

Neither Audio Function Generator PRO nor TF StageMix shows ads.

### Which is updated more often, Audio Function Generator PRO or TF StageMix?

Audio Function Generator PRO ships an update every 6 weeks, and TF StageMix every 8 months. Most recently, Audio Function Generator PRO was updated on October 21, 2026 and TF StageMix on October 22, 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.*