# DelayJaVu vs FrobulatorAU

The clearest difference is price: FrobulatorAU at Free against DelayJaVu's $1.99. FrobulatorAU also leads on update cadence (every 9 days vs every 2 months) and ratings volume (8 vs 1). DelayJaVu's advantage is device support (4 vs 2) and iOS requirement (12.0 vs 17.0). On rating, ads and in-app purchases there is nothing between them.

FrobulatorAU 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 DelayJaVu against 5.0 for FrobulatorAU. That said, the two scores are not equally well evidenced: FrobulatorAU has 8 ratings behind it against 1, so its average is the more settled of the two.

DelayJaVu ships an update every 2 months, FrobulatorAU every 9 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | DelayJaVu | FrobulatorAU |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/delayjavu/id6758399419/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/frobulatorau/id6760205581/reviews) |
| Number of ratings | 1 | **8** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 13 MB | 2 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rob Jackson](https://appshunter.io/developer/1072346998) | [Matthew Caldwell](https://appshunter.io/developer/993500585) |

## What reviewers say

### 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


### FrobulatorAU

[App page](https://appshunter.io/ios/app/frobulatorau/id6760205581)

This audio effect plugin transforms sounds with spectral delay, adding unique character to music projects. It's a free and open-source tool designed for use in various audio applications, offering extensive creative possibilities.

**Highlights:** Spectral delay effect, AUv3 plugin, Use in GarageBand, AUM, and other DAWs, Multiple instances per project, Free and open-source, No ads or in-app purchases

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DelayJaVu free?

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

### Is FrobulatorAU free?

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

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

DelayJaVu and FrobulatorAU are both rated 5.0 out of 5 on the App Store, from 1 and 8 ratings respectively.

### Do DelayJaVu or FrobulatorAU have ads?

Neither DelayJaVu nor FrobulatorAU shows ads.

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

DelayJaVu ships an update every 2 months, and FrobulatorAU every 9 days. Most recently, DelayJaVu was updated on October 31, 2026 and FrobulatorAU on October 31, 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.*