# Ask Euterpe vs GrainHeads

The clearest difference is ads: GrainHeads at none against Ask Euterpe's shown. GrainHeads also leads on monetization model (free vs free with in-app purchases) and update cadence (every 3 days vs every 8 days). Ask Euterpe's advantage is rating (5.0 vs 4.7) and iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Ask Euterpe sells 1 one-off in-app purchase and GrainHeads sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ask Euterpe holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 4 and 14 respectively.

Ask Euterpe ships an update every 8 days, GrainHeads every 3 days. The most recent releases landed on September 13, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Ask Euterpe | GrainHeads |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ask-euterpe/id6757444076/reviews)** | [4.7 (14 ratings)](https://appshunter.io/ios/app/grainheads/id6760582834/reviews) |
| Number of ratings | 4 | **14** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 days | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 98 MB | 113 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JOSHUA ALEXANDER LILLY](https://appshunter.io/developer/1867003089) | [Andrei Nevar](https://appshunter.io/developer/1885164055) |

## What reviewers say

### Ask Euterpe

[App page](https://appshunter.io/ios/app/ask-euterpe/id6757444076)

This app provides randomized musical prompts and suggestions for composers, producers, and songwriters. It offers audio playback of generated ideas and allows users to save and refine their inspirations. The tool is designed to be a quick, privacy-focused creative companion for musicians of all levels.

**Highlights:** Randomized musical prompts, Filterable output (scale, genre, instrumentation), Audio playback of scales and keys, Save and refine "Visions", Instrument-agnostic suggestions, Privacy-first architecture

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads Removed Forever! | $1.99 | one-time |


### GrainHeads

[App page](https://appshunter.io/ios/app/grainheads/id6760582834)

Transform any sound into unique textures and evolving sonic landscapes. This granular synthesizer offers deep control over individual sound grains, complex modulation, and a powerful step sequencer for experimental music creation.

**Highlights:** Multi-source granular engine, Shape individual grains with envelopes, Summing modulation matrix, Step sequencer with parameter lanes, Macros for expressive control, Re-routable effects chain

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock GrainHeads Pro | $11.99 | one-time |


## Frequently asked questions

### Is Ask Euterpe free?

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

### Is GrainHeads free?

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

### Which has better reviews, Ask Euterpe or GrainHeads?

Ask Euterpe is rated higher. Ask Euterpe averages 5.0 out of 5 from 4 ratings, while GrainHeads averages 4.7 from 14 ratings.

### Do Ask Euterpe or GrainHeads have ads?

Ask Euterpe shows ads; GrainHeads does not.

### Which is updated more often, Ask Euterpe or GrainHeads?

Ask Euterpe ships an update every 8 days, and GrainHeads every 3 days. Most recently, Ask Euterpe was updated on September 13, 2026 and GrainHeads on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*