# Grasswhistle vs Grainfold

The clearest difference is in-app purchases: Grainfold at none against Grasswhistle's 2. Grasswhistle's advantage is update cadence (every 2 days vs every 5 days) and ratings volume (3 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Grasswhistle sells 2 one-off in-app purchases. Grainfold asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Grasswhistle against 5.0 for Grainfold. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Grasswhistle ships an update every 2 days, Grainfold every 5 days. The most recent releases landed on November 15, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | Grasswhistle | Grainfold |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/grasswhistle/id6821031151/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/grainfold/id6821361824/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | Free | — |
| Size | 18 MB | 16 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aqeel Aadam](https://appshunter.io/developer/1724235864) | [Marcin Sewastianowicz](https://appshunter.io/developer/6821361826) |

## What reviewers say

### Grasswhistle

[App page](https://appshunter.io/ios/app/grasswhistle/id6821031151)

Create unique melodies from chord progressions with a customizable arpeggiator. Offers randomization, performance options, and over 50 presets. Use it as a standalone instrument or a MIDI effect to sequence other devices.

**Highlights:** Customizable arpeggios, Chord progression sequencing, Randomization features, Performance options, 50+ factory presets, Standalone instrument, MIDI effect

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small coffee | $3.00 | one-time |
| Large coffee | $5.00 | one-time |


### Grainfold

[App page](https://appshunter.io/ios/app/grainfold/id6821361824)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grasswhistle free?

Grasswhistle is free to download, with in-app purchases available.

### Is Grainfold free?

Grainfold is free to download, with no in-app purchases.

### Which has better reviews, Grasswhistle or Grainfold?

Grasswhistle and Grainfold are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Grasswhistle or Grainfold have ads?

Neither Grasswhistle nor Grainfold shows ads.

### Which is updated more often, Grasswhistle or Grainfold?

Grasswhistle ships an update every 2 days, and Grainfold every 5 days. Most recently, Grasswhistle was updated on November 15, 2026 and Grainfold on November 13, 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.*