# AC vs TB GonioMeter

The clearest difference is review sentiment: TB GonioMeter at 100% against AC's 0%. TB GonioMeter also leads on update cadence (every 2 months vs every 29 months). AC's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AC ships an update every 29 months, TB GonioMeter every 2 months. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | AC | TB GonioMeter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (22 ratings)](https://appshunter.io/ios/app/tb-goniometer/id6444903624/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 14 MB | 11 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roland Corporation](https://appshunter.io/developer/387333694) | [ToneBoosters](https://appshunter.io/developer/1472446500) |

## What reviewers say

### AC

[App page](https://appshunter.io/ios/app/ac-22lx-editor/id1660536656)

Control your BOSS AC-22LX Acoustic Guitar Amplifier with this dedicated editor. Connect via Bluetooth® to adjust amplifier functions and settings directly from your iPhone or iPad.

**Highlights:** Bluetooth connectivity, Amplifier function control, Dedicated editor, iPhone/iPad compatible

**In-app purchases:** none


### TB GonioMeter

[App page](https://appshunter.io/ios/app/tb-goniometer/id6444903624)

Analyze stereo image imbalances and frequency correlations in real-time. Ensure your audio content is high quality and compatible with mono down-mixes, crucial for mobile entertainment. This tool offers detailed waveform inspection and balance spectrum analysis.

**Highlights:** Real-time goniometer for stereo image waveforms, Real-time correlation meter and spectrum, Real-time stereo balance and spectrum meter, Color themes for UI, Mono down-mix compatibility check, Optimized for iPad, compatible with iPhone/iPod Touch

**In-app purchases:** none


## Frequently asked questions

### Is AC free?

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

### Is TB GonioMeter free?

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

### Do AC or TB GonioMeter have ads?

Neither AC nor TB GonioMeter shows ads.

### Which is updated more often, AC or TB GonioMeter?

AC ships an update every 29 months, and TB GonioMeter every 2 months. Most recently, AC was updated on October 12, 2026 and TB GonioMeter on October 24, 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.*