# harpSampler vs ARPJAM

The clearest difference is price: ARPJAM at Free against harpSampler's $0.99. ARPJAM also leads on rating (5.0 vs 3.0) and review sentiment (33% vs 0%). harpSampler's advantage is in-app purchases (none vs 1). On ratings volume, ads, device support and iOS requirement there is nothing between them.

ARPJAM is free to download; harpSampler costs $0.99 up front. ARPJAM sells 1 one-off in-app purchase. harpSampler asks for nothing beyond the download.

ARPJAM holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 0% of harpSampler's written reviews are positive against 33% of ARPJAM's.

harpSampler ships an update every 37 months, ARPJAM daily. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | harpSampler | ARPJAM |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/harpsampler/id539331190/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/arpjam/id6762045552/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 37 months | **Daily** |
| Monetization | Paid | **Free** |
| Size | 17 MB | 7 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Takashi Tsunoda](https://appshunter.io/developer/1884742586) |

## 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


### ARPJAM

[App page](https://appshunter.io/ios/app/arpjam/id6762045552)

This app generates evolving ambient music using two independent arpeggio engines. It features a generative drum machine, sound design tools, and external instrument synchronization. Save and recall your favorite musical setups.

**Highlights:** Dual arpeggio engines, Generative drum machine, Sound design controls, External instrument sync (Ableton Link, MIDI Clock), Save and recall presets, Built-in timer

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is harpSampler free?

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

### Is ARPJAM free?

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

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

ARPJAM is rated higher. harpSampler averages 3.0 out of 5 from 2 ratings, while ARPJAM averages 5.0 from 1 ratings.

### Do harpSampler or ARPJAM have ads?

Neither harpSampler nor ARPJAM shows ads.

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

harpSampler ships an update every 37 months, and ARPJAM daily. Most recently, harpSampler was updated on November 1, 2026 and ARPJAM on October 31, 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.*