# Midi Poly Grid vs midiOS

The clearest difference is price: Midi Poly Grid at $3.99 against midiOS's $24.99. Midi Poly Grid also leads on device support (3 vs 1) and iOS requirement (15.0 vs 26.0). midiOS's advantage is update cadence (every 3 days vs every 11 days). On ads and in-app purchases there is nothing between them.

Midi Poly Grid costs $3.99 and midiOS $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Midi Poly Grid ships an update every 11 days, midiOS every 3 days. The most recent releases landed on September 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Midi Poly Grid | midiOS |
| --- | --- | --- |
| Price | **$3.99** | $24.99 |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/midi-poly-grid/id1633882803/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | Paid | — |
| Size | 24 MB | 341 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Andreas Mueller](https://appshunter.io/developer/1633882805) | [jason merrill](https://appshunter.io/developer/1829076241) |

## What reviewers say

### Midi Poly Grid

[App page](https://appshunter.io/ios/app/midi-poly-grid/id1633882803)

This app functions solely as a MIDI controller, requiring a host application or DAW to produce sound. It offers intuitive pad controls for melodies and finger drumming, with advanced modulation options like MPE and polyphonic aftertouch. Connect virtually or via USB/Bluetooth to other devices and DAWs.

**Highlights:** Size-adjustable grid of pads, MPE and polyphonic aftertouch modulation, Custom grid creation, Virtual MIDI connection, Preset saving, Multiple layouts and colors

**In-app purchases:** none


### midiOS

[App page](https://appshunter.io/ios/app/midios/id6755208218)

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

**In-app purchases:** none


## Frequently asked questions

### Is Midi Poly Grid free?

Midi Poly Grid costs $3.99, with no in-app purchases.

### Is midiOS free?

midiOS costs $24.99, with no in-app purchases.

### Do Midi Poly Grid or midiOS have ads?

Neither Midi Poly Grid nor midiOS shows ads.

### Which is updated more often, Midi Poly Grid or midiOS?

Midi Poly Grid ships an update every 11 days, and midiOS every 3 days. Most recently, Midi Poly Grid was updated on September 27, 2026 and midiOS on October 9, 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.*