# 7XDXFM 4OP FM Loop Maker vs MidiStep

The clearest difference is price: 7XDXFM 4OP FM Loop Maker at $1.99 against MidiStep's $14.99. 7XDXFM 4OP FM Loop Maker also leads on update cadence (every 5 days vs every 2 weeks). MidiStep's advantage is rating (4.8 vs 4.0) and review sentiment (81% vs 50%). On ads, in-app purchases, monetization model and device support there is nothing between them.

7XDXFM 4OP FM Loop Maker costs $1.99 and MidiStep $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MidiStep holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 6 and 26 respectively. Written reviews point the same way: 50% of 7XDXFM 4OP FM Loop Maker's written reviews are positive against 81% of MidiStep's.

7XDXFM 4OP FM Loop Maker ships an update every 5 days, MidiStep every 2 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 7XDXFM 4OP FM Loop Maker | MidiStep |
| --- | --- | --- |
| Price | **$1.99** | $14.99 |
| Rating | [4.0 (6 ratings)](https://appshunter.io/ios/app/7xdxfm-4op-fm-loop-maker/id1589435250/reviews) | **[4.8 (26 ratings)](https://appshunter.io/ios/app/midistep/id6680182647/reviews)** |
| Number of ratings | 6 | **26** |
| Positive reviews | 50.0% of reviews | **81.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Paid | Paid |
| Size | 14 MB | 44 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rob Wilmot](https://appshunter.io/developer/520672432) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### 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


### MidiStep

[App page](https://appshunter.io/ios/app/midistep/id6680182647)

Create complex rhythms and generative music with a powerful step sequencer. Control randomization for notes, chords, velocity, and more to generate unique, ever-changing musical patterns. Automate synth parameters with independent modulation lanes.

**Highlights:** User-controlled randomization for musical parameters, Polyphonic chord playback per step, Variable step sequence lengths, Multiple linked patterns, 8 independent modulation lanes, Real-time modification of randomization

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

**In-app purchases:** none


## Frequently asked questions

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

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

### Is MidiStep free?

MidiStep costs $14.99, with no in-app purchases.

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

MidiStep is rated higher. 7XDXFM 4OP FM Loop Maker averages 4.0 out of 5 from 6 ratings, while MidiStep averages 4.8 from 26 ratings.

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

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

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

7XDXFM 4OP FM Loop Maker ships an update every 5 days, and MidiStep every 2 weeks. Most recently, 7XDXFM 4OP FM Loop Maker was updated on October 27, 2026 and MidiStep 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.*