# SynthDrum Kick vs FrobulatorAU

The clearest difference is price: FrobulatorAU at Free against SynthDrum Kick's $2.99. FrobulatorAU also leads on update cadence (every 9 days vs every 9 months). SynthDrum Kick's advantage is iOS requirement (15.6 vs 17.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

FrobulatorAU is free to download; SynthDrum Kick costs $2.99 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 — 4.9 for SynthDrum Kick against 5.0 for FrobulatorAU. Both are backed by a comparable volume of ratings — 19 and 8 respectively.

SynthDrum Kick ships an update every 9 months, FrobulatorAU every 9 days. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | SynthDrum Kick | FrobulatorAU |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.9 (19 ratings)](https://appshunter.io/ios/app/synthdrum-kick/id1362619238/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/frobulatorau/id6760205581/reviews)** |
| Number of ratings | **19** | 8 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 3 MB | 2 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul Betowski](https://appshunter.io/developer/538476580) | [Matthew Caldwell](https://appshunter.io/developer/993500585) |

## What reviewers say

### SynthDrum Kick

[App page](https://appshunter.io/ios/app/synthdrum-kick/id1362619238)

Create unique kick drum sounds using synthesis rather than samples. This lightweight, fast plugin offers extensive controls for EDM genres and integrates seamlessly with iOS DAWs. Get the perfect kick sound quickly without relying on presets.

**Highlights:** AUv3 AudioUnit plugin, Synthesized kick drum sounds, Pitch and Amp envelopes, Delayable LFO for AM/FM, Dual parametric EQ, Soft clipper, Velocity sensitive

**Features:** Vision Pro support

**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 SynthDrum Kick free?

SynthDrum Kick costs $2.99, with no in-app purchases.

### Is FrobulatorAU free?

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

### Which has better reviews, SynthDrum Kick or FrobulatorAU?

FrobulatorAU is rated higher. SynthDrum Kick averages 4.9 out of 5 from 19 ratings, while FrobulatorAU averages 5.0 from 8 ratings.

### Do SynthDrum Kick or FrobulatorAU have ads?

Neither SynthDrum Kick nor FrobulatorAU shows ads.

### Which is updated more often, SynthDrum Kick or FrobulatorAU?

SynthDrum Kick ships an update every 9 months, and FrobulatorAU every 9 days. Most recently, SynthDrum Kick was updated on October 15, 2026 and FrobulatorAU on October 17, 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.*