# Osculatrix vs DelayJaVu

The clearest difference is price: Osculatrix at Free against DelayJaVu's $1.99. Osculatrix also leads on update cadence (monthly vs every 2 months) and ratings volume (7 vs 1). DelayJaVu's advantage is iOS requirement (12.0 vs 15.0). On rating, ads, in-app purchases and device support there is nothing between them.

Osculatrix is free to download; DelayJaVu costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Osculatrix against 5.0 for DelayJaVu. That said, the two scores are not equally well evidenced: Osculatrix has 7 ratings behind it against 1, so its average is the more settled of the two.

Osculatrix ships an update monthly, DelayJaVu every 2 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Osculatrix | DelayJaVu |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [5.0 (7 ratings)](https://appshunter.io/ios/app/osculatrix/id1046389107/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/delayjavu/id6758399419/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 2 MB | 13 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Caldwell](https://appshunter.io/developer/993500585) | [Rob Jackson](https://appshunter.io/developer/1072346998) |

## What reviewers say

### Osculatrix

[App page](https://appshunter.io/ios/app/osculatrix/id1046389107)

This audio effect plugin offers modulated filters, delays, and saturation for creative sound design. It can transform audio from subtle coloration to complete destruction. Use it within your favorite music production apps.

**Highlights:** Modulated filters, Delay effects, Saturation, AUv3 plugin, Subtle coloration to destruction

**Features:** Vision Pro support

**In-app purchases:** none


### DelayJaVu

[App page](https://appshunter.io/ios/app/delayjavu/id6758399419)

This audio effect plugin creates a unique stereo reverse delay sound. It captures your dry signal and plays it back in reverse, with independent control over left and right channel delay times, modulation, and stereo spread for creative sound design.

**Highlights:** Stereo reverse delay effect, Independent L/R delay times, Adjustable modulation, Variable stereo spread, AUv3 compatible, Standalone operation

**In-app purchases:** none


## Frequently asked questions

### Is Osculatrix free?

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

### Is DelayJaVu free?

DelayJaVu costs $1.99, with no in-app purchases.

### Which has better reviews, Osculatrix or DelayJaVu?

Osculatrix and DelayJaVu are both rated 5.0 out of 5 on the App Store, from 7 and 1 ratings respectively.

### Do Osculatrix or DelayJaVu have ads?

Neither Osculatrix nor DelayJaVu shows ads.

### Which is updated more often, Osculatrix or DelayJaVu?

Osculatrix ships an update monthly, and DelayJaVu every 2 months. Most recently, Osculatrix was updated on October 6, 2026 and DelayJaVu on October 5, 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.*