# IAP Control vs Morphix Synthesizer

The clearest difference is price: IAP Control at Free against Morphix Synthesizer's $1.99. Morphix Synthesizer's advantage is update cadence (every 2 weeks vs every 9 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

IAP Control is free to download; Morphix Synthesizer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

IAP Control ships an update every 9 months, Morphix Synthesizer every 2 weeks. The most recent releases landed on November 11, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | IAP Control | Morphix Synthesizer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[3.4 (5 ratings)](https://appshunter.io/ios/app/morphix-synthesizer/id6780645667/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | — | Paid |
| Size | 2 MB | 14 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Illusonic GmbH](https://appshunter.io/developer/958114228) | [Aleph Void LLC](https://appshunter.io/developer/1896525800) |

## What reviewers say

### IAP Control

[App page](https://appshunter.io/ios/app/iap-control/id1455969349)

**Features:** macOS Compatibility

**In-app purchases:** none


### Morphix Synthesizer

[App page](https://appshunter.io/ios/app/morphix-synthesizer/id6780645667)

This app is a polyphonic morphing wavetable synthesizer that recreates a classic lost instrument. It features a morphing oscillator, state-variable filter, and built-in flanger, allowing for evolving sound textures. It can be used standalone or within a DAW.

**Highlights:** Morphing wavetable oscillator, State-variable filter, Independent ADSR envelopes, Tempo-syncable LFO, Built-in stereo flanger, 64 factory presets, AUv3 plugin support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IAP Control free?

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

### Is Morphix Synthesizer free?

Morphix Synthesizer costs $1.99, with no in-app purchases.

### Do IAP Control or Morphix Synthesizer have ads?

Neither IAP Control nor Morphix Synthesizer shows ads.

### Which is updated more often, IAP Control or Morphix Synthesizer?

IAP Control ships an update every 9 months, and Morphix Synthesizer every 2 weeks. Most recently, IAP Control was updated on November 11, 2026 and Morphix Synthesizer on November 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*