# OODA vs PolyBud Polyrhythmic Sequencer

The clearest difference is update cadence: PolyBud Polyrhythmic Sequencer at every 2 weeks against OODA's every 4 months. PolyBud Polyrhythmic Sequencer also leads on price ($5.99 vs $8.99) and review sentiment (100% vs 91%). OODA's advantage is ratings volume (38 vs 9). On rating, ads, in-app purchases and monetization model there is nothing between them.

OODA costs $8.99 and PolyBud Polyrhythmic Sequencer $5.99 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 OODA against 4.9 for PolyBud Polyrhythmic Sequencer. Both are backed by a comparable volume of ratings — 38 and 9 respectively. Written reviews are what separate them: 91% of OODA's written reviews are positive against 100% of PolyBud Polyrhythmic Sequencer's.

OODA ships an update every 4 months, PolyBud Polyrhythmic Sequencer every 2 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OODA | PolyBud Polyrhythmic Sequencer |
| --- | --- | --- |
| Price | $8.99 | **$5.99** |
| Rating | [4.8 (38 ratings)](https://appshunter.io/ios/app/ooda-portable-midi-sequencer/id1612549576/reviews) | **[4.9 (9 ratings)](https://appshunter.io/ios/app/polybud-polyrhythmic-sequencer/id1624211288/reviews)** |
| Number of ratings | **38** | 9 |
| Positive reviews | 91.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 11 MB | 7 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Robinson](https://appshunter.io/developer/1270890717) | [Cem Olcay](https://appshunter.io/developer/523633853) |

## What reviewers say

### OODA

[App page](https://appshunter.io/ios/app/ooda-portable-midi-sequencer/id1612549576)

This app offers a unique approach to MIDI sequencing with interactive and semi-generative features. Connect steps with conditional 'wormholes' for structured variation and create melodic variations in real-time without disrupting the groove. Its flexible grid supports various musical applications, from simple melodies to complex generative patterns.

**Highlights:** Record sequences up to 64 steps, Interactive step sequencing with wormholes, Four independent voices with customizable settings, Real-time melodic variation control, Flexible grid configuration, Standalone and AUv3 host compatibility, MIDI clock sync and output

**Features:** Vision Pro support

**In-app purchases:** none


### PolyBud Polyrhythmic Sequencer

[App page](https://appshunter.io/ios/app/polybud-polyrhythmic-sequencer/id1624211288)

Create complex musical sequences with multiple polyrhythmic tracks. Control note, velocity, gate, and MIDI CC parameters with independent step lengths and rates. Route MIDI output to your favorite synths and AUv3 hosts.

**Highlights:** Multitrack polyrhythmic MIDI sequencing, Note and MIDI CC tracks, Configurable step lengths per mode, Independent track rates, Assignable MIDI channels, Ramp value for CC smoothing, AUv3 plugin support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OODA free?

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

### Is PolyBud Polyrhythmic Sequencer free?

PolyBud Polyrhythmic Sequencer costs $5.99, with no in-app purchases.

### Which has better reviews, OODA or PolyBud Polyrhythmic Sequencer?

PolyBud Polyrhythmic Sequencer is rated higher. OODA averages 4.8 out of 5 from 38 ratings, while PolyBud Polyrhythmic Sequencer averages 4.9 from 9 ratings.

### Do OODA or PolyBud Polyrhythmic Sequencer have ads?

Neither OODA nor PolyBud Polyrhythmic Sequencer shows ads.

### Which is updated more often, OODA or PolyBud Polyrhythmic Sequencer?

OODA ships an update every 4 months, and PolyBud Polyrhythmic Sequencer every 2 weeks. Most recently, OODA was updated on October 27, 2026 and PolyBud Polyrhythmic Sequencer 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.*