# RP vs apeMatrix

The clearest difference is rating: apeMatrix at 4.7 against RP's 3.9. apeMatrix also leads on ratings volume (84 vs 15). RP's advantage is price ($5.99 vs $14.99) and iOS requirement (9.0 vs 17.0). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

RP costs $5.99 and apeMatrix $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

apeMatrix holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: apeMatrix has 84 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 70% of RP's written reviews are positive against 73% of apeMatrix's.

RP ships an update every 2 months, apeMatrix monthly. The most recent releases landed on October 17, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | RP | apeMatrix |
| --- | --- | --- |
| Price | **$5.99** | $14.99 |
| Rating | [3.9 (15 ratings)](https://appshunter.io/ios/app/rp-1-delay/id1079530569/reviews) | **[4.7 (84 ratings)](https://appshunter.io/ios/app/apematrix/id1378343729/reviews)** |
| Number of ratings | 15 | **84** |
| Positive reviews | 70.0% of reviews | **72.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | Paid |
| Size | 13 MB | 21 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kai Aras](https://appshunter.io/developer/370820899) | [apeSoft](https://appshunter.io/developer/464660782) |

## What reviewers say

### RP

[App page](https://appshunter.io/ios/app/rp-1-delay/id1079530569)

This app offers dual stereo delay lines for a vast array of audio effects, from simple echoes to complex soundscapes. It features individual bypass, modulation routing, and tempo synchronization options.

**Highlights:** Dual stereo delay lines, High- and Lowpass filters, Stereo spread and Looping, Separate modulation delay, Tempo sync via AudioUnit Host or Ableton Link, Delay times from 10ms to 2000ms

**Features:** Vision Pro support

**In-app purchases:** none


### apeMatrix

[App page](https://appshunter.io/ios/app/apematrix/id1378343729)

This app acts as a powerful host for audio plugins, allowing users to connect and automate various aspects of music creation. It facilitates the integration of favorite FX, MIDI routing, and control over built-in and external plugin parameters.

**Highlights:** Audio Unit and Inter-App Audio support, MIDI and audio routing, Control Manager for parameter modulation, Multiple Matrix grids for plugin hosting, MIDI Patch-bay for routing, High-quality audio processing

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

**In-app purchases:** none


## Frequently asked questions

### Is RP free?

RP costs $5.99, with no in-app purchases.

### Is apeMatrix free?

apeMatrix costs $14.99, with no in-app purchases.

### Which has better reviews, RP or apeMatrix?

apeMatrix is rated higher. RP averages 3.9 out of 5 from 15 ratings, while apeMatrix averages 4.7 from 84 ratings.

### Do RP or apeMatrix have ads?

Neither RP nor apeMatrix shows ads.

### Which is updated more often, RP or apeMatrix?

RP ships an update every 2 months, and apeMatrix monthly. Most recently, RP was updated on October 17, 2026 and apeMatrix on October 21, 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.*