# Ruismaker FM vs polybeat

The clearest difference is rating: Ruismaker FM at 5.0 against polybeat's 4.5. Ruismaker FM also leads on in-app purchases (none vs 2) and price ($4.99 vs $7.99). polybeat's advantage is update cadence (fortnightly vs every 5 weeks). On ratings volume, ads, monetization model and device support there is nothing between them.

Ruismaker FM costs $4.99 and polybeat $7.99 up front. polybeat sells 2 one-off in-app purchases. Ruismaker FM asks for nothing beyond the download.

Ruismaker FM holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 54 and 20 respectively. Written reviews point the same way: 83% of Ruismaker FM's written reviews are positive against 72% of polybeat's.

Ruismaker FM ships an update every 5 weeks, polybeat fortnightly. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Ruismaker FM | polybeat |
| --- | --- | --- |
| Price | **$4.99** | $7.99 |
| Rating | **[5.0 (54 ratings)](https://appshunter.io/ios/app/ruismaker-fm/id1143644577/reviews)** | [4.5 (20 ratings)](https://appshunter.io/ios/app/polybeat/id1542598929/reviews) |
| Number of ratings | **54** | 20 |
| Positive reviews | **83.3% of reviews** | 72.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 8 MB | 18 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bram Bos](https://appshunter.io/developer/325340444) | [Corne Driesprong](https://appshunter.io/developer/1086747837) |

## What reviewers say

### Ruismaker FM

[App page](https://appshunter.io/ios/app/ruismaker-fm/id1143644577)

Design unique percussion sounds from scratch with a flexible synthesis engine. Create everything from traditional drums to unconventional effects. Offers a standalone Euclidean sequencer for pattern creation and export options.

**Highlights:** FM synthesis engine for percussion, Create custom drum sounds, Euclidean sequencer, AUv3 compatible, No samples used, MIDI CC controllable

**Features:** Vision Pro support

**In-app purchases:** none


### polybeat

[App page](https://appshunter.io/ios/app/polybeat/id1542598929)

This advanced music production tool generates complex polyrhythmic and polymetric patterns. It offers extensive control over sequence length, step length, and step modulation for each drum voice. Requires an AUv3-compatible host or external sound source to produce audio.

**Highlights:** Configurable sequence and step length per drum voice, Modulation of sequencer steps (accent, ratchet, chance, offset), Sample-accurate sequencing engine, Sequence transformation actions (shift, rotate, randomize), AUv3 preset and state saving, Offline functionality, No ads or in-app purchases

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small tip | $1.99 | one-time |
| Big tip | $5.99 | one-time |


## Frequently asked questions

### Is Ruismaker FM free?

Ruismaker FM costs $4.99, with no in-app purchases.

### Is polybeat free?

polybeat costs $7.99, and also offers in-app purchases.

### Which has better reviews, Ruismaker FM or polybeat?

Ruismaker FM is rated higher. Ruismaker FM averages 5.0 out of 5 from 54 ratings, while polybeat averages 4.5 from 20 ratings.

### Do Ruismaker FM or polybeat have ads?

Neither Ruismaker FM nor polybeat shows ads.

### Which is updated more often, Ruismaker FM or polybeat?

Ruismaker FM ships an update every 5 weeks, and polybeat fortnightly. Most recently, Ruismaker FM was updated on September 23, 2026 and polybeat on September 25, 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.*