# BTS FX vs JAX AudioVisualizer

The clearest difference is price: BTS FX at $9.99 against JAX AudioVisualizer's $29.99. BTS FX also leads on iOS requirement (12.0 vs 14.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

BTS FX costs $9.99 and JAX AudioVisualizer $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BTS FX ships an update every 2 days, JAX AudioVisualizer every 3 days. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | BTS FX | JAX AudioVisualizer |
| --- | --- | --- |
| Price | **$9.99** | $29.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/bts-fx/id6450247370/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Monetization | Paid | — |
| Size | 25 MB | 24 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dmytro Kiro](https://appshunter.io/developer/1621893756) | [Jens Guell](https://appshunter.io/developer/1195004865) |

## What reviewers say

### BTS FX

[App page](https://appshunter.io/ios/app/bts-fx/id6450247370)

This audio effect plugin offers a versatile multi-effect suite for music production. It features a bitcrusher, distortion, reverb with a freeze function, and a limiter, all controllable within compatible DAWs.

**Highlights:** Bitcrusher with adjustable rate and bit, Distortion module with various algorithms, Reverb module with freeze function, Brick-wall limiter, Oversampling module (2x, 4x, 8x), Stereo/Mode processing, Parameter randomizer

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

**In-app purchases:** none


### JAX AudioVisualizer

[App page](https://appshunter.io/ios/app/jax-audiovisualizer/id6479594041)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BTS FX free?

BTS FX costs $9.99, with no in-app purchases.

### Is JAX AudioVisualizer free?

JAX AudioVisualizer costs $29.99, with no in-app purchases.

### Do BTS FX or JAX AudioVisualizer have ads?

Neither BTS FX nor JAX AudioVisualizer shows ads.

### Which is updated more often, BTS FX or JAX AudioVisualizer?

BTS FX ships an update every 2 days, and JAX AudioVisualizer every 3 days. Most recently, BTS FX was updated on October 25, 2026 and JAX AudioVisualizer on October 19, 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.*