# LH Grain vs Orbital Harp

The clearest difference is review sentiment: Orbital Harp at 100% against LH Grain's 25%. Orbital Harp also leads on price (Free vs $2.99) and rating (5.0 vs 2.3). LH Grain's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 16.0). On ratings volume, ads and device support there is nothing between them.

Orbital Harp is free to download; LH Grain costs $2.99 up front. Orbital Harp sells 1 one-off in-app purchase. LH Grain asks for nothing beyond the download.

Orbital Harp holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews point the same way: 25% of LH Grain's written reviews are positive against 100% of Orbital Harp's.

LH Grain ships an update every 15 months, Orbital Harp every 5 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | LH Grain | Orbital Harp |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/lh-grain/id673676932/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/orbital-harp/id6757623564/reviews)** |
| Number of ratings | 3 | **7** |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 5 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 34 MB | 20 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [昊 刘](https://appshunter.io/developer/652348004) | [Static Void Studio, LLC](https://appshunter.io/developer/1831827968) |

## What reviewers say

### LH Grain

[App page](https://appshunter.io/ios/app/lh-grain/id673676932)

Create intricate soundscapes and dynamic audio effects with a dual-channel granular synthesizer. Features include diverse amplitude envelopes, extensive audio effects, and intuitive live performance tools like a touchpad and customizable pitch bar.

**Highlights:** Dual-channel granular synthesis, 8 amplitude envelope options, 10 integrated audio effects, Real-time touchpad control, Customizable pitch bar, OSC compatibility, Record and share sound files

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

**In-app purchases:** none


### Orbital Harp

[App page](https://appshunter.io/ios/app/orbital-harp/id6757623564)

Create unique orbital symphonies by tapping to generate planets that play notes as they orbit suns. Experience ever-changing soundscapes that blend chaos and calm, with a variety of instruments and visual effects.

**Highlights:** Generative music creation, 17 unique instruments, Beautiful nebula visuals, Multiple musical scales, Configurable physics and effects, Background playback, MIDI support (Premium)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Upgrade | $4.99 | one-time |


## Frequently asked questions

### Is LH Grain free?

LH Grain costs $2.99, with no in-app purchases.

### Is Orbital Harp free?

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

### Which has better reviews, LH Grain or Orbital Harp?

Orbital Harp is rated higher. LH Grain averages 2.3 out of 5 from 3 ratings, while Orbital Harp averages 5.0 from 7 ratings.

### Do LH Grain or Orbital Harp have ads?

Neither LH Grain nor Orbital Harp shows ads.

### Which is updated more often, LH Grain or Orbital Harp?

LH Grain ships an update every 15 months, and Orbital Harp every 5 days. Most recently, LH Grain was updated on November 6, 2026 and Orbital Harp on November 5, 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.*