# BLEASS Alpha Synthesizer vs PolyBud Polyrhythmic Sequencer

The clearest difference is price: PolyBud Polyrhythmic Sequencer at $3.99 against BLEASS Alpha Synthesizer's $14.99. PolyBud Polyrhythmic Sequencer also leads on in-app purchases (none vs 10) and review sentiment (100% vs 86%). BLEASS Alpha Synthesizer's advantage is ratings volume (108 vs 9). On rating, update cadence, ads and device support there is nothing between them.

BLEASS Alpha Synthesizer costs $14.99 and PolyBud Polyrhythmic Sequencer $3.99 up front. BLEASS Alpha Synthesizer sells 10 one-off in-app purchases. PolyBud Polyrhythmic Sequencer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for BLEASS Alpha Synthesizer against 4.9 for PolyBud Polyrhythmic Sequencer. That said, the two scores are not equally well evidenced: BLEASS Alpha Synthesizer has 108 ratings behind it against 9, so its average is the more settled of the two. Written reviews are what separate them: 86% of BLEASS Alpha Synthesizer's written reviews are positive against 100% of PolyBud Polyrhythmic Sequencer's.

BLEASS Alpha Synthesizer ships an update every 2 months, PolyBud Polyrhythmic Sequencer every 5 weeks. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | BLEASS Alpha Synthesizer | PolyBud Polyrhythmic Sequencer |
| --- | --- | --- |
| Price | $14.99 | **$3.99** |
| Rating | [4.9 (108 ratings)](https://appshunter.io/ios/app/bleass-alpha-synthesizer/id1476042892/reviews) | [4.9 (9 ratings)](https://appshunter.io/ios/app/polybud-polyrhythmic-sequencer/id1624211288/reviews) |
| Number of ratings | **108** | 9 |
| Positive reviews | 86.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 38 MB | 7 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BLEASS](https://appshunter.io/developer/1220444177) | [Cem Olcay](https://appshunter.io/developer/523633853) |

## What reviewers say

### BLEASS Alpha Synthesizer

[App page](https://appshunter.io/ios/app/bleass-alpha-synthesizer/id1476042892)

This versatile polyphonic synthesizer offers a virtual analog sound engine inspired by classic hardware. It provides intuitive sound design tools, efficient CPU usage, and a unique motion sequencer for expressive modulation. Explore a vast library of presets and create unique sounds for your music.

**Highlights:** Virtual analog polyphonic stereo synthesizer, Intuitive sound design interface, CPU efficient for live performance, Unique motion sequencer, Built-in arpeggiator, Over 200 factory presets, Audio Unit V3 compatible

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MPE Preset Pack #1 | $1.99 | one-time |
| Sound Of Izrael Preset Pack | $1.99 | one-time |
| Red Sky Lullaby Preset Pack | $1.99 | one-time |
| Lily Jordy Preset Pack | $1.99 | one-time |
| The GarageBand Guide Pack | $1.99 | one-time |
| Hoops Collection #1 | $1.99 | one-time |
| Yawdel Preset Pack | $1.99 | one-time |
| Funk Preset Pack | $1.99 | one-time |
| Torley Preset Pack | $2.99 | one-time |
| The Sound Test Room Pack | $2.99 | one-time |


### 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 BLEASS Alpha Synthesizer free?

BLEASS Alpha Synthesizer costs $14.99, and also offers in-app purchases.

### Is PolyBud Polyrhythmic Sequencer free?

PolyBud Polyrhythmic Sequencer costs $3.99, with no in-app purchases.

### Which has better reviews, BLEASS Alpha Synthesizer or PolyBud Polyrhythmic Sequencer?

BLEASS Alpha Synthesizer and PolyBud Polyrhythmic Sequencer are both rated 4.9 out of 5 on the App Store, from 108 and 9 ratings respectively.

### Do BLEASS Alpha Synthesizer or PolyBud Polyrhythmic Sequencer have ads?

Neither BLEASS Alpha Synthesizer nor PolyBud Polyrhythmic Sequencer shows ads.

### Which is updated more often, BLEASS Alpha Synthesizer or PolyBud Polyrhythmic Sequencer?

BLEASS Alpha Synthesizer ships an update every 2 months, and PolyBud Polyrhythmic Sequencer every 5 weeks. Most recently, BLEASS Alpha Synthesizer was updated on September 20, 2026 and PolyBud Polyrhythmic Sequencer on September 21, 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.*