# Vascular vs Bent Spool

The clearest difference is price: Bent Spool at Free against Vascular's $3.99. Bent Spool also leads on rating (5.0 vs 4.8). Vascular's advantage is in-app purchases (none vs 1). On ratings volume, update cadence, ads and device support there is nothing between them.

Bent Spool is free to download; Vascular costs $3.99 up front. Bent Spool sells 1 one-off in-app purchase. Vascular asks for nothing beyond the download.

Bent Spool holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 6 and 5 respectively.

Both ship on a similar rhythm, roughly daily. Both last shipped on October 24, 2026.

## The numbers

| Metric | Vascular | Bent Spool |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.8 (6 ratings)](https://appshunter.io/ios/app/vascular-tactile-synth/id6808173190/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/bent-spool/id6811386417/reviews)** |
| Number of ratings | **6** | 5 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | Daily |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 101 MB | 23 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Absolute Management SIA](https://appshunter.io/developer/6808173192) | [Plastic Factory LLC](https://appshunter.io/developer/1017920807) |

## What reviewers say

### Vascular

[App page](https://appshunter.io/ios/app/vascular-tactile-synth/id6808173190)

Create electroacoustic music by visually connecting sound generators and processors on a canvas. Manipulate stereo position, control synthesis and processing, and build complex signal paths. Explore a vast array of synthesis types, effects, and controllers to craft unique sonic textures.

**Highlights:** Canvas-based sound design, Modular signal path building, Extensive synthesis families, 71 built-in processors, Advanced controller modules, Sample playback and manipulation, Microphone input processing

**In-app purchases:** none


### Bent Spool

[App page](https://appshunter.io/ios/app/bent-spool/id6811386417)

This music app offers creative audio effects for live performance or use within other music apps. Explore rhythmic tremolo, pitched repeats, and looping fragments of your audio. It includes built-in overdrive and tape effects for unique sound shaping.

**Highlights:** Rhythmic tremolo effects, Pitched repeat sequences, Overlapping audio loops, Built-in overdrive and fuzz, Vintage tape effects, Standalone and AUv3 host support

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bent Spool Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Vascular free?

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

### Is Bent Spool free?

Bent Spool is free to download, with in-app purchases available.

### Which has better reviews, Vascular or Bent Spool?

Bent Spool is rated higher. Vascular averages 4.8 out of 5 from 6 ratings, while Bent Spool averages 5.0 from 5 ratings.

### Do Vascular or Bent Spool have ads?

Neither Vascular nor Bent Spool shows ads.

### Which is updated more often, Vascular or Bent Spool?

Vascular ships an update daily, and Bent Spool daily. Most recently, Vascular was updated on October 24, 2026 and Bent Spool 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.*