# Neon Engine vs EvilTwin

The clearest difference is price: Neon Engine at Free against EvilTwin's $2.99. EvilTwin's advantage is chart position (#195 vs unranked) and device support (4 vs 1). On ads and in-app purchases there is nothing between them.

Neon Engine is free to download; EvilTwin costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Neon Engine | EvilTwin |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/eviltwin/id6777857701/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | — | Paid |
| Best chart rank | — | **#195** |
| Size | 3 MB | 17 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [JUNGYUN JO](https://appshunter.io/developer/1597055392) | [Jeremy Phillips](https://appshunter.io/developer/6777857703) |

## What reviewers say

### Neon Engine

[App page](https://appshunter.io/ios/app/neon-engine/id6758552019)

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

**In-app purchases:** none


### EvilTwin

[App page](https://appshunter.io/ios/app/eviltwin/id6777857701)

**Currently charting:** #195 Top Paid · Music (US App Store)

This audio effect plugin adds width, motion, and unique character to your sound. It offers creative stereo enhancement and dynamic spatial animation, suitable for subtle polish or dramatic transformations. Designed for musicians and sound designers, it encourages sonic exploration with a focused interface.

**Highlights:** Creative stereo enhancement and widening, Dynamic movement and spatial animation, Subtle-to-extreme sound shaping, Performance-focused interface, AUv3 support for iPad and Mac, Works with popular music hosts

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Neon Engine free?

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

### Is EvilTwin free?

EvilTwin costs $2.99, with no in-app purchases.

### Do Neon Engine or EvilTwin have ads?

Neither Neon Engine nor EvilTwin shows ads.

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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.*