# Kosmonaut vs BLEASS Motion FX

The clearest difference is update cadence: Kosmonaut at every 8 days against BLEASS Motion FX's every 54 months. Kosmonaut also leads on price ($3.99 vs $7.99) and ratings volume (68 vs 13). On rating, review sentiment, ads and in-app purchases there is nothing between them.

Kosmonaut costs $3.99 and BLEASS Motion FX $7.99 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 — 4.8 for Kosmonaut against 4.8 for BLEASS Motion FX. That said, the two scores are not equally well evidenced: Kosmonaut has 68 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 94% of Kosmonaut's written reviews are positive against 100% of BLEASS Motion FX's.

Kosmonaut ships an update every 8 days, BLEASS Motion FX every 54 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kosmonaut | BLEASS Motion FX |
| --- | --- | --- |
| Price | **$3.99** | $7.99 |
| Rating | [4.8 (68 ratings)](https://appshunter.io/ios/app/kosmonaut/id1351237773/reviews) | **[4.8 (13 ratings)](https://appshunter.io/ios/app/bleass-motion-fx/id1551643475/reviews)** |
| Number of ratings | **68** | 13 |
| Positive reviews | 93.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 54 months |
| Monetization | Paid | Paid |
| Size | 4 MB | 28 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bram Bos](https://appshunter.io/developer/325340444) | [BLEASS](https://appshunter.io/developer/1220444177) |

## What reviewers say

### Kosmonaut

[App page](https://appshunter.io/ios/app/kosmonaut/id1351237773)

This audio effect plugin adds echoes and spatial depth to your music. It features a tape looper, multi-tap delay, filters, autopanner, and ambiance generator to create unique soundscapes. Save and recall your custom presets across different music production apps.

**Highlights:** Tape looper with sound-on-sound decay, 4-Tap Delay with complex feedback, LP/HP filters with LFO, Autopanner, Ambiance Generator, Haas Effect Processor, User preset saving

**Features:** Vision Pro support

**In-app purchases:** none


### BLEASS Motion FX

[App page](https://appshunter.io/ios/app/bleass-motion-fx/id1551643475)

This app provides a creative workflow for sound design with 11 distinct effects. Dynamically modulate these effects using a versatile motion sequencer to explore new sonic territories. Load multiple instances for complex sound manipulation.

**Highlights:** 11 unique audio effects, Versatile motion sequencer, Dynamic parameter modulation, Load multiple instances, Cross-platform availability (iOS, Windows, macOS)

**In-app purchases:** none


## Frequently asked questions

### Is Kosmonaut free?

Kosmonaut costs $3.99, with no in-app purchases.

### Is BLEASS Motion FX free?

BLEASS Motion FX costs $7.99, with no in-app purchases.

### Which has better reviews, Kosmonaut or BLEASS Motion FX?

BLEASS Motion FX is rated higher. Kosmonaut averages 4.8 out of 5 from 68 ratings, while BLEASS Motion FX averages 4.8 from 13 ratings.

### Do Kosmonaut or BLEASS Motion FX have ads?

Neither Kosmonaut nor BLEASS Motion FX shows ads.

### Which is updated more often, Kosmonaut or BLEASS Motion FX?

Kosmonaut ships an update every 8 days, and BLEASS Motion FX every 54 months. Most recently, Kosmonaut was updated on October 23, 2026 and BLEASS Motion FX on October 24, 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.*