# Chord Roulette vs jAmp Bleep

The clearest difference is price: jAmp Bleep at Free against Chord Roulette's $0.99. jAmp Bleep also leads on rating (4.7 vs 4.4) and review sentiment (89% vs 71%). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

jAmp Bleep is free to download; Chord Roulette costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

jAmp Bleep holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 23 and 30 respectively. Written reviews point the same way: 71% of Chord Roulette's written reviews are positive against 89% of jAmp Bleep's.

Chord Roulette ships an update every 3 days, jAmp Bleep every 4 days. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Chord Roulette | jAmp Bleep |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.4 (23 ratings)](https://appshunter.io/ios/app/chord-roulette/id6470079737/reviews) | **[4.7 (30 ratings)](https://appshunter.io/ios/app/jamp-bleep/id6478390576/reviews)** |
| Number of ratings | 23 | **30** |
| Positive reviews | 71.4% of reviews | **88.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | Paid | Paid |
| Size | 3 MB | 13 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Denis Safiullin](https://appshunter.io/developer/1840438643) | [Jan Maes](https://appshunter.io/developer/1550506252) |

## What reviewers say

### Chord Roulette

[App page](https://appshunter.io/ios/app/chord-roulette/id6470079737)

This AUv3 MIDI plugin transforms a single MIDI note into a wide range of harmonious chords, enabling generative music composition. It offers extensive control over parameters, scales, and real-time adjustments for creative musical exploration.

**Highlights:** Chord generation from single MIDI notes, Automation-ready parameters, Generative music composition, Diverse scale and mode selection, Real-time precision adjustments, AUv3 compatibility for DAWs

**Features:** macOS Compatibility

**In-app purchases:** none


### jAmp Bleep

[App page](https://appshunter.io/ios/app/jamp-bleep/id6478390576)

This app is an AUv3 audio plugin that recreates the Bleep Bloop Machine. It offers MIDI control for its knobs, allowing users to manipulate sound and create music.

**Highlights:** AUv3 plugin, Bleep Bloop Machine remake, MIDI knob control, Sound manipulation

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Chord Roulette free?

Chord Roulette costs $0.99, with no in-app purchases.

### Is jAmp Bleep free?

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

### Which has better reviews, Chord Roulette or jAmp Bleep?

jAmp Bleep is rated higher. Chord Roulette averages 4.4 out of 5 from 23 ratings, while jAmp Bleep averages 4.7 from 30 ratings.

### Do Chord Roulette or jAmp Bleep have ads?

Neither Chord Roulette nor jAmp Bleep shows ads.

### Which is updated more often, Chord Roulette or jAmp Bleep?

Chord Roulette ships an update every 3 days, and jAmp Bleep every 4 days. Most recently, Chord Roulette was updated on October 21, 2026 and jAmp Bleep 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.*