# Ruismaker FM vs Dexed Synth

The clearest difference is review sentiment: Ruismaker FM at 83% against Dexed Synth's 30%. Ruismaker FM also leads on rating (5.0 vs 3.3) and iOS requirement (11.0 vs 15.0). Dexed Synth's advantage is chart position (#123 vs unranked) and price ($3.99 vs $4.99). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Ruismaker FM costs $4.99 and Dexed Synth $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ruismaker FM holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 54 and 40 respectively. Written reviews point the same way: 83% of Ruismaker FM's written reviews are positive against 30% of Dexed Synth's.

Ruismaker FM ships an update every 5 weeks, Dexed Synth every 2 months. Both last shipped on September 23, 2026.

## The numbers

| Metric | Ruismaker FM | Dexed Synth |
| --- | --- | --- |
| Price | $4.99 | **$3.99** |
| Rating | **[5.0 (54 ratings)](https://appshunter.io/ios/app/ruismaker-fm/id1143644577/reviews)** | [3.3 (40 ratings)](https://appshunter.io/ios/app/dexed-synth/id1462551596/reviews) |
| Number of ratings | **54** | 40 |
| Positive reviews | **83.3% of reviews** | 29.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Paid | **Free** |
| Best chart rank | — | **#123** |
| Size | 8 MB | 105 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Bram Bos](https://appshunter.io/developer/325340444) | [George Rosar](https://appshunter.io/developer/1462550889) |

## 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


### Dexed Synth

[App page](https://appshunter.io/ios/app/dexed-synth/id1462551596)

**Currently charting:** #123 Top Paid · Music (US App Store)

This app brings a powerful FM synthesizer to your mobile device, offering a vast library of sounds. It integrates with popular DAWs and supports external MIDI controllers for enhanced control and performance.

**Highlights:** FM Synthesizer port, Over 20,000 cartridges with 32 patches each, AudioUnit AUv3 plugin support, MIDI controller input via USB, Lock scroll and parameter locking, MIDI CC mapping

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

**In-app purchases:** none


## Frequently asked questions

### Is Ruismaker FM free?

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

### Is Dexed Synth free?

Dexed Synth costs $3.99, with no in-app purchases.

### Which has better reviews, Ruismaker FM or Dexed Synth?

Ruismaker FM is rated higher. Ruismaker FM averages 5.0 out of 5 from 54 ratings, while Dexed Synth averages 3.3 from 40 ratings.

### Do Ruismaker FM or Dexed Synth have ads?

Neither Ruismaker FM nor Dexed Synth shows ads.

### Which is updated more often, Ruismaker FM or Dexed Synth?

Ruismaker FM ships an update every 5 weeks, and Dexed Synth every 2 months. Most recently, Ruismaker FM was updated on September 23, 2026 and Dexed Synth on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*