# Polybeep vs Grid Music Midi Player

The clearest difference is price: Grid Music Midi Player at Free against Polybeep's $4.99. Polybeep's advantage is in-app purchases (none vs 1) and update cadence (fortnightly vs every 2 months). On ads and device support there is nothing between them.

Grid Music Midi Player is free to download; Polybeep costs $4.99 up front. Grid Music Midi Player sells 1 one-off in-app purchase. Polybeep asks for nothing beyond the download.

Polybeep ships an update fortnightly, Grid Music Midi Player every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Polybeep | Grid Music Midi Player |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/polybeep/id6471223455/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Paid | — |
| Size | 101 MB | 51 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Leonardo Demartino](https://appshunter.io/developer/1390797125) | [Mohit Khanna](https://appshunter.io/developer/1521163423) |

## What reviewers say

### Polybeep

[App page](https://appshunter.io/ios/app/polybeep/id6471223455)

Create unique music with a polyrhythmic sound machine. Record or load samples, arrange them into looping shapes, and apply various effects. MIDI input is supported, and songs can be exported as WAV files.

**Highlights:** Polyrhythmic sound generation, Record microphone audio, Load sample files, Looping shape arrangement, Extensive audio effects, MIDI input support, Export to WAV

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

**In-app purchases:** none


### Grid Music Midi Player

[App page](https://appshunter.io/ios/app/grid-music-midi-player/id6557062030)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Polybeep free?

Polybeep costs $4.99, with no in-app purchases.

### Is Grid Music Midi Player free?

Grid Music Midi Player is free to download, with in-app purchases available.

### Do Polybeep or Grid Music Midi Player have ads?

Neither Polybeep nor Grid Music Midi Player shows ads.

### Which is updated more often, Polybeep or Grid Music Midi Player?

Polybeep ships an update fortnightly, and Grid Music Midi Player every 2 months. Most recently, Polybeep was updated on October 24, 2026 and Grid Music Midi Player on October 24, 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.*