# Combustor vs Aria

The clearest difference is price: Aria at Free against Combustor's $4.99. Aria also leads on update cadence (every 4 days vs every 2 months). Combustor's advantage is in-app purchases (none vs 1) and iOS requirement (14.0 vs 17). On rating, review sentiment, ratings volume and ads there is nothing between them.

Aria is free to download; Combustor costs $4.99 up front. Aria sells 1 one-off in-app purchase. Combustor asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Combustor against 4.8 for Aria. Both are backed by a comparable volume of ratings — 20 and 31 respectively. Written reviews are what separate them: 80% of Combustor's written reviews are positive against 88% of Aria's.

Combustor ships an update every 2 months, Aria every 4 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Combustor | Aria |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.7 (20 ratings)](https://appshunter.io/ios/app/combustor/id6449939349/reviews) | **[4.8 (31 ratings)](https://appshunter.io/ios/app/aria-music-notation-editor/id6779437781/reviews)** |
| Number of ratings | 20 | **31** |
| Positive reviews | 80.0% of reviews | **87.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 4 MB | 279 MB |
| Requires iOS | **14.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BeepStreet](https://appshunter.io/developer/321412321) | [Jack Gruber](https://appshunter.io/developer/1262516427) |

## What reviewers say

### Combustor

[App page](https://appshunter.io/ios/app/combustor/id6449939349)

This audio effect extension transforms tracks with a unique time-bending resonator. Create vibrant textures, subtle resonances, and dynamic sweeps. It's designed for electronic musicians and producers seeking to add wild or organic qualities to their sounds.

**Highlights:** Time bending resonator effect, Creates distorted textures and physical resonance, Envelope follower for dynamic control, MIDI input for melodic control, Performative interface, AUv3 compatible

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

**In-app purchases:** none


### Aria

[App page](https://appshunter.io/ios/app/aria-music-notation-editor/id6779437781)

Create, edit, and play back musical scores on your iPhone or iPad. This app supports MuseScore and MusicXML files, offering intuitive touch controls for note entry and playback. Organize your library, manage parts, and export your compositions in various formats.

**Highlights:** Edit MuseScore and MusicXML files, Intuitive touch-based notation controls, Score playback, Library organization, Part management, Export in multiple formats (MSCZ, PDF, MusicXML, audio)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aria Full Access | $9.99 | one-time |


## Frequently asked questions

### Is Combustor free?

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

### Is Aria free?

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

### Which has better reviews, Combustor or Aria?

Aria is rated higher. Combustor averages 4.7 out of 5 from 20 ratings, while Aria averages 4.8 from 31 ratings.

### Do Combustor or Aria have ads?

Neither Combustor nor Aria shows ads.

### Which is updated more often, Combustor or Aria?

Combustor ships an update every 2 months, and Aria every 4 days. Most recently, Combustor was updated on November 7, 2026 and Aria on November 5, 2026.

---

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