# harpSampler vs rrarrow

The clearest difference is review sentiment: rrarrow at 81% against harpSampler's 0%. rrarrow also leads on rating (4.6 vs 3.0) and update cadence (every 4 weeks vs every 37 months). harpSampler's advantage is price ($0.99 vs $3.99). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

harpSampler costs $0.99 and rrarrow $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

rrarrow holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: rrarrow has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of harpSampler's written reviews are positive against 81% of rrarrow's.

harpSampler ships an update every 37 months, rrarrow every 4 weeks. The most recent releases landed on October 3, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | harpSampler | rrarrow |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/harpsampler/id539331190/reviews) | **[4.6 (19 ratings)](https://appshunter.io/ios/app/rrarrow/id814966319/reviews)** |
| Number of ratings | 2 | **19** |
| Positive reviews | 0.0% of reviews | **81.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 4 weeks** |
| Monetization | Paid | Paid |
| Size | 17 MB | 29 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Alexey Nadzharov](https://appshunter.io/developer/729549192) |

## What reviewers say

### harpSampler

[App page](https://appshunter.io/ios/app/harpsampler/id539331190)

Transform your device into a multi-touch harp by importing your own sounds or using the built-in sampler. Create unique musical instruments and special effects with adjustable octaves, scales, and chords.

**Highlights:** Import custom sounds for instrument generation, Automatic 8-octave harp creation, Multi-touch interface for live performance, Adjustable scales and chords, Real-time sound bending and start position control, Record live performances

**Features:** macOS Compatibility

**In-app purchases:** none


### rrarrow

[App page](https://appshunter.io/ios/app/rrarrow/id814966319)

Create experimental audio effects with extended feedback capabilities. This modular noise machine offers a simplified interface for fast assembly and flexible connectivity, allowing you to control processing parameters with the audio signal itself.

**Highlights:** Modular audio effect processing, Extended feedback capabilities, 20 audio processing blocks, Built-in audio recorder, MIDI controller support, Audiobus and Inter-App Audio support, Background audio playback

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is harpSampler free?

harpSampler costs $0.99, with no in-app purchases.

### Is rrarrow free?

rrarrow costs $3.99, with no in-app purchases.

### Which has better reviews, harpSampler or rrarrow?

rrarrow is rated higher. harpSampler averages 3.0 out of 5 from 2 ratings, while rrarrow averages 4.6 from 19 ratings.

### Do harpSampler or rrarrow have ads?

Neither harpSampler nor rrarrow shows ads.

### Which is updated more often, harpSampler or rrarrow?

harpSampler ships an update every 37 months, and rrarrow every 4 weeks. Most recently, harpSampler was updated on October 3, 2026 and rrarrow on September 28, 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.*