# FM Essential vs EXPANSION EXPLORER

The clearest difference is ratings volume: FM Essential at 70 against EXPANSION EXPLORER's 2. FM Essential also leads on review sentiment (40% vs 25%). EXPANSION EXPLORER's advantage is update cadence (every 5 months vs every 15 months). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.0 for FM Essential against 3.0 for EXPANSION EXPLORER. That said, the two scores are not equally well evidenced: FM Essential has 70 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 40% of FM Essential's written reviews are positive against 25% of EXPANSION EXPLORER's.

FM Essential ships an update every 15 months, EXPANSION EXPLORER every 5 months. The most recent releases landed on September 21, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | FM Essential | EXPANSION EXPLORER |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (70 ratings)](https://appshunter.io/ios/app/fm-essential-us/id1121442614/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/expansion-explorer/id6477550974/reviews) |
| Number of ratings | **70** | 2 |
| Positive reviews | **40.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 88 MB | 154 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yamaha Corporation of America](https://appshunter.io/developer/408058585) | [Yamaha Corporation](https://appshunter.io/developer/353469356) |

## What reviewers say

### FM Essential

[App page](https://appshunter.io/ios/app/fm-essential-us/id1121442614)

This app is an FM tone generator and synthesizer for iPhone and iPad, offering real-time performance capabilities and voice editing. It includes a variety of presets, arpeggiator patterns, chord pads, and scales, along with drum functionalities. The app also supports external hardware integration and advanced sound manipulation through effects, EQ, and a ball controller.

**Highlights:** FM tone generator, Real-time synth performance, Voice editing, Arpeggiator and chord pads, Effects and EQ edit, Ball controller for sound modulation, Step sequencer

**In-app purchases:** none


### EXPANSION EXPLORER

[App page](https://appshunter.io/ios/app/expansion-explorer/id6477550974)

Discover, install, and manage additional content for compatible Yamaha arranger workstations. Explore a library of free Voices, Styles, and Multi Pads, and even get style recommendations based on audio files. Preview content before installing it directly to your instrument.

**Highlights:** Discover and install expansion content, Search and filter by country, tempo, beat, Analyze audio files for style recommendations, Pre-listen to content before installation, Wireless or USB installation, Create favorite content lists, Light and dark mode options

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FM Essential free?

FM Essential is free to download, with no in-app purchases.

### Is EXPANSION EXPLORER free?

EXPANSION EXPLORER is free to download, with no in-app purchases.

### Which has better reviews, FM Essential or EXPANSION EXPLORER?

FM Essential is rated higher. FM Essential averages 3.0 out of 5 from 70 ratings, while EXPANSION EXPLORER averages 3.0 from 2 ratings.

### Do FM Essential or EXPANSION EXPLORER have ads?

Neither FM Essential nor EXPANSION EXPLORER shows ads.

### Which is updated more often, FM Essential or EXPANSION EXPLORER?

FM Essential ships an update every 15 months, and EXPANSION EXPLORER every 5 months. Most recently, FM Essential was updated on September 21, 2026 and EXPANSION EXPLORER on September 1, 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.*