# Jussi vs Async Sampler

The clearest difference is rating: Async Sampler at 4.5 against Jussi's 3.6. Async Sampler also leads on review sentiment (78% vs 47%) and update cadence (every 2 weeks vs every 5 months). Jussi's advantage is price ($8.99 vs $14.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Jussi costs $8.99 and Async Sampler $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Async Sampler holds the better App Store score, 4.5 against 3.6. Both are backed by a comparable volume of ratings — 14 and 18 respectively. Written reviews point the same way: 47% of Jussi's written reviews are positive against 78% of Async Sampler's.

Jussi ships an update every 5 months, Async Sampler every 2 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Jussi | Async Sampler |
| --- | --- | --- |
| Price | **$8.99** | $14.99 |
| Rating | [3.6 (14 ratings)](https://appshunter.io/ios/app/jussi-vocal-synthesizer/id1151014469/reviews) | **[4.5 (18 ratings)](https://appshunter.io/ios/app/async-sampler/id6453162970/reviews)** |
| Number of ratings | 14 | **18** |
| Positive reviews | 47.1% of reviews | **77.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 13 MB | 235 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Klevgrand Produkter AB](https://appshunter.io/developer/1118902192) | [Sergei Zhulkov](https://appshunter.io/developer/1698376336) |

## What reviewers say

### Jussi

[App page](https://appshunter.io/ios/app/jussi-vocal-synthesizer/id1151014469)

This app is a unique vocal synthesizer that emulates male voice vowels with powerful parameters. Control formants with MIDI velocity for expressive vocalizations, from soft choir sounds to intense shouts. It offers advanced features like ADSR, voice character control, and throat emulation.

**Highlights:** AUv3 compatibility, ADSR with pitch mapping, Voice character XY pad, Legato and Legato Hold modes, Throat emulation XY pad, Built-in reverb

**Features:** Vision Pro support

**In-app purchases:** none


### Async Sampler

[App page](https://appshunter.io/ios/app/async-sampler/id6453162970)

Create captivating sound collages, dynamic textures, and rhythmic patterns with this powerful musical instrument. It offers asynchronous and synchronous playback modes, a versatile LFO, and an effects processor to elevate your sound design.

**Highlights:** Standalone and AUv3 versions, Three independent samplers, Extensive sample library, Upload your own samples, Asynchronous and synchronous playback, Flexible LFO system, Effects processor

**In-app purchases:** none


## Frequently asked questions

### Is Jussi free?

Jussi costs $8.99, with no in-app purchases.

### Is Async Sampler free?

Async Sampler costs $14.99, with no in-app purchases.

### Which has better reviews, Jussi or Async Sampler?

Async Sampler is rated higher. Jussi averages 3.6 out of 5 from 14 ratings, while Async Sampler averages 4.5 from 18 ratings.

### Do Jussi or Async Sampler have ads?

Neither Jussi nor Async Sampler shows ads.

### Which is updated more often, Jussi or Async Sampler?

Jussi ships an update every 5 months, and Async Sampler every 2 weeks. Most recently, Jussi was updated on November 6, 2026 and Async Sampler on November 3, 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.*