# iFretless Guitar vs D550 MIDI Controller

The clearest difference is review sentiment: D550 MIDI Controller at 80% against iFretless Guitar's 55%. D550 MIDI Controller also leads on update cadence (fortnightly vs every 2 months). iFretless Guitar's advantage is device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

iFretless Guitar costs $9.99 and D550 MIDI Controller $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iFretless Guitar ships an update every 2 months, D550 MIDI Controller fortnightly. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | iFretless Guitar | D550 MIDI Controller |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | **[4.2 (29 ratings)](https://appshunter.io/ios/app/ifretless-guitar/id623167340/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 54.5% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 201 MB | 67 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) | [Michael Eskin](https://appshunter.io/developer/342739369) |

## What reviewers say

### iFretless Guitar

[App page](https://appshunter.io/ios/app/ifretless-guitar/id623167340)

This app offers a unique, touch-optimized guitar fretboard for iOS devices. It allows for expressive, one-touch note playing with real-time pitch control, enabling fast melodies, scales, and arpeggios. It's a powerful new instrument for making music, not just a simulation.

**Highlights:** One-touch-per-note design, Real-time pitch control, Audio unit support, Fretless note bending, Velocity sensitive instruments, MIDI input and output, Built-in reverb and EQ

**Features:** macOS Compatibility

**In-app purchases:** none


### D550 MIDI Controller

[App page](https://appshunter.io/ios/app/d550-midi-controller/id1071138983)

This app simulates a hammered dulcimer as a MIDI controller for iPad. It allows users to play virtual instruments and hardware synthesizers without producing sound itself. Customize transpose, MIDI channels, velocity, and drag roll sensitivity for a unique musical experience.

**Highlights:** Hammered dulcimer simulation, MIDI control surface, Transpose up/down one octave, Adjustable drag roll sensitivity, Independent MIDI channel control, Velocity and volume adjustment, Virtual MIDI port support

**In-app purchases:** none


## Frequently asked questions

### Is iFretless Guitar free?

iFretless Guitar costs $9.99, with no in-app purchases.

### Is D550 MIDI Controller free?

D550 MIDI Controller costs $9.99, with no in-app purchases.

### Do iFretless Guitar or D550 MIDI Controller have ads?

Neither iFretless Guitar nor D550 MIDI Controller shows ads.

### Which is updated more often, iFretless Guitar or D550 MIDI Controller?

iFretless Guitar ships an update every 2 months, and D550 MIDI Controller fortnightly. Most recently, iFretless Guitar was updated on October 9, 2026 and D550 MIDI Controller on October 14, 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.*