# DRM vs 7XDXFM 4OP FM Loop Maker

The clearest difference is rating: DRM at 5.0 against 7XDXFM 4OP FM Loop Maker's 4.0. DRM also leads on iOS requirement (12.0 vs 15.6). 7XDXFM 4OP FM Loop Maker's advantage is update cadence (every 5 days vs every 7 months). On price, review sentiment, ratings volume and ads there is nothing between them.

DRM costs $1.99 and 7XDXFM 4OP FM Loop Maker $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DRM holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 6 and 6 respectively. Written reviews point the same way: 57% of DRM's written reviews are positive against 50% of 7XDXFM 4OP FM Loop Maker's.

DRM ships an update every 7 months, 7XDXFM 4OP FM Loop Maker every 5 days. The most recent releases landed on October 13, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | DRM | 7XDXFM 4OP FM Loop Maker |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/drm-32/id1488347182/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/7xdxfm-4op-fm-loop-maker/id1589435250/reviews) |
| Number of ratings | 6 | 6 |
| Positive reviews | **57.1% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 days** |
| Monetization | Paid | Paid |
| Size | 24 MB | 14 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Rochaix](https://appshunter.io/developer/1441966350) | [Rob Wilmot](https://appshunter.io/developer/520672432) |

## What reviewers say

### DRM

[App page](https://appshunter.io/ios/app/drm-32/id1488347182)

This app emulates a vintage 1979 drum machine, offering a pure interface for creating beats on your device. It includes high-quality samples, preset patterns, and advanced audio features for music production.

**Highlights:** 8 original high-quality double-samples, 32 preset patterns, Selective instrument deletion modes, Full machine state auto-save, Background audio playback, Audiobus V3 and InterApp audio support, Built-in audio and global effects

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

**In-app purchases:** none


### 7XDXFM 4OP FM Loop Maker

[App page](https://appshunter.io/ios/app/7xdxfm-4op-fm-loop-maker/id1589435250)

Create complex FM synthesizer sounds and sequences with this 7-track music production tool. Features include LFO modulation, piano roll editing, and built-in effects like echo and reverb. Sync with other apps via Ableton Link or MIDI, and export your creations.

**Highlights:** 4 operator FM synthesizer, 7-track sequencer, LFO modulation, Piano roll editing, Echo and reverb effects, Ableton Link and MIDI sync, Audio export

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DRM free?

DRM costs $1.99, with no in-app purchases.

### Is 7XDXFM 4OP FM Loop Maker free?

7XDXFM 4OP FM Loop Maker costs $1.99, with no in-app purchases.

### Which has better reviews, DRM or 7XDXFM 4OP FM Loop Maker?

DRM is rated higher. DRM averages 5.0 out of 5 from 6 ratings, while 7XDXFM 4OP FM Loop Maker averages 4.0 from 6 ratings.

### Do DRM or 7XDXFM 4OP FM Loop Maker have ads?

Neither DRM nor 7XDXFM 4OP FM Loop Maker shows ads.

### Which is updated more often, DRM or 7XDXFM 4OP FM Loop Maker?

DRM ships an update every 7 months, and 7XDXFM 4OP FM Loop Maker every 5 days. Most recently, DRM was updated on October 13, 2026 and 7XDXFM 4OP FM Loop Maker on October 27, 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.*