# FM Audio vs Audio Mastering

FM Audio and Audio Mastering are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. FM Audio sells 6 in-app purchases, starting at $5.99 per 7 days and Audio Mastering sells 6 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

FM Audio ships an update weekly, Audio Mastering fortnightly. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | FM Audio | Audio Mastering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (146 ratings)](https://appshunter.io/ios/app/audio-mastering-soundboost/id6745907940/reviews)** |
| Number of ratings | — | **146** |
| Positive reviews | — | 23.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 87 MB | 54 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FEAL IT AS](https://appshunter.io/developer/1792063117) | [DIKTATORIAL Inc.](https://appshunter.io/developer/1814451861) |

## What reviewers say

### FM Audio

[App page](https://appshunter.io/ios/app/fm-audio/id6740878589)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FM Audio Starter, Weekly | $5.99 | per 7 days |
| FM Audio Pro, Weekly | $8.99 | per 7 days |
| FM Audio Starter, Monthly | $17.99 | per month |
| FM Audio Pro, Monthly | $24.99 | per month |
| FM Audio Starter, Yearly | $189.99 | per year |
| FM Audio Pro, Yearly | $259.99 | per year |


### Audio Mastering

[App page](https://appshunter.io/ios/app/audio-mastering-soundboost/id6745907940)

Instantly transform your music into professional, radio-ready masters using advanced AI. This tool analyzes your tracks and allows you to communicate desired sound adjustments through text prompts, offering unlimited revisions and a variety of professional audio effects.

**Highlights:** AI-powered music mastering, Text-to-mastering prompts, Unlimited revisions, Reference track mastering, Advanced EQ and compression, Loudness optimization, Export in multiple formats

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Mastering Weekly | $9.99 | per 7 days |
| Unlimited Plus Weekly | $14.99 | per 7 days |
| Unlimited Mastering Monthly | $17.99 | per month |
| Unlimited Plus Monthly | $24.99 | per month |
| Unlimited Mastering Yearly | $49.99 | per year |
| Unlimited Plus Annual | $71.00 | per year |


## Frequently asked questions

### Is FM Audio free?

FM Audio is free to download, with in-app purchases available.

### Is Audio Mastering free?

Audio Mastering is free to download, with in-app purchases available.

### Do FM Audio or Audio Mastering have ads?

Neither FM Audio nor Audio Mastering shows ads.

### Which is updated more often, FM Audio or Audio Mastering?

FM Audio ships an update weekly, and Audio Mastering fortnightly. Most recently, FM Audio was updated on October 28, 2026 and Audio Mastering on October 30, 2026.

---

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