# A/B Listener by Wavecolab vs Gravity & Wind

The clearest difference is in-app purchases: A/B Listener by Wavecolab at none against Gravity & Wind's 1. Gravity & Wind's advantage is update cadence (every 8 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Gravity & Wind sells 1 one-off in-app purchase. A/B Listener by Wavecolab asks for nothing beyond the download.

A/B Listener by Wavecolab ships an update every 2 months, Gravity & Wind every 8 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | A/B Listener by Wavecolab | Gravity & Wind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ab-listener-by-wavecolab/id6756029584/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 5 MB | 6 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Wavecolab Inc.](https://appshunter.io/developer/1753778464) | [Maglav Studio K.K](https://appshunter.io/developer/6802986201) |

## What reviewers say

### A/B Listener by Wavecolab

[App page](https://appshunter.io/ios/app/ab-listener-by-wavecolab/id6756029584)

Instantly compare two audio files with seamless A/B switching. Ideal for music production, this app helps you identify subtle differences in mixes and masters. Supports manual or automatic switching and time-range comparisons for detailed analysis.

**Highlights:** Instant A/B switching, Compare mix versions, Reference track comparison, Manual and automatic switching, Time range comparison, Offline listening, No account required

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

**In-app purchases:** none


### Gravity & Wind

[App page](https://appshunter.io/ios/app/gravity-and-wind-midi-sequencer/id6802986199)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gravity & Wind Pro | $4.99 | one-time |


## Frequently asked questions

### Is A/B Listener by Wavecolab free?

A/B Listener by Wavecolab is free to download, with no in-app purchases.

### Is Gravity & Wind free?

Gravity & Wind is free to download, with in-app purchases available.

### Do A/B Listener by Wavecolab or Gravity & Wind have ads?

Neither A/B Listener by Wavecolab nor Gravity & Wind shows ads.

### Which is updated more often, A/B Listener by Wavecolab or Gravity & Wind?

A/B Listener by Wavecolab ships an update every 2 months, and Gravity & Wind every 8 days. Most recently, A/B Listener by Wavecolab was updated on November 5, 2026 and Gravity & Wind on October 31, 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.*