# 7XDXFM 4OP FM Loop Maker vs TETSUO

The clearest difference is review sentiment: TETSUO at 100% against 7XDXFM 4OP FM Loop Maker's 50%. TETSUO also leads on rating (5.0 vs 4.0). 7XDXFM 4OP FM Loop Maker's advantage is price ($2.99 vs $9.99) and ratings volume (6 vs 1). On ads, in-app purchases, monetization model and device support there is nothing between them.

7XDXFM 4OP FM Loop Maker costs $2.99 and TETSUO $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TETSUO holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: 7XDXFM 4OP FM Loop Maker has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of 7XDXFM 4OP FM Loop Maker's written reviews are positive against 100% of TETSUO's.

## The numbers

| Metric | 7XDXFM 4OP FM Loop Maker | TETSUO |
| --- | --- | --- |
| Price | **$2.99** | $9.99 |
| Rating | [4.0 (6 ratings)](https://appshunter.io/ios/app/7xdxfm-4op-fm-loop-maker/id1589435250/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tetsuo/id6786673685/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Paid | Paid |
| Size | 14 MB | 29 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rob Wilmot](https://appshunter.io/developer/520672432) | [Anthony Moran](https://appshunter.io/developer/6786293116) |

## 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


### TETSUO

[App page](https://appshunter.io/ios/app/tetsuo/id6786673685)

This app offers a unique, generative percussion experience with no pre-loaded samples. It features a complex sound engine and a dynamic sequencer that can be unpredictable, allowing for negotiation rather than direct programming. Create and save evolving soundscapes with its section-based recording system.

**Highlights:** Chaotic percussion engine, No samples or library, Resonant filter and bitcrusher, Dynamic 16-slot sequencer, Randomized hit skipping, Section-based sound recording, AUv3 and standalone support

**In-app purchases:** none


## Frequently asked questions

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

7XDXFM 4OP FM Loop Maker costs $2.99, with no in-app purchases.

### Is TETSUO free?

TETSUO costs $9.99, with no in-app purchases.

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

TETSUO is rated higher. 7XDXFM 4OP FM Loop Maker averages 4.0 out of 5 from 6 ratings, while TETSUO averages 5.0 from 1 ratings.

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

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

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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.*