# SpringSound vs Neoharp

The clearest difference is price: Neoharp at Free against SpringSound's $2.99. Neoharp also leads on iOS requirement (13.0 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

Neoharp is free to download; SpringSound costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SpringSound ships an update every 9 months, Neoharp every 6 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SpringSound | Neoharp |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.2 (19 ratings)](https://appshunter.io/ios/app/springsound/id866583243/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 months** |
| Monetization | Paid | — |
| Size | 30 MB | 79 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Duquesne](https://appshunter.io/developer/647714834) | [Neoharp L.L.C-FZ](https://appshunter.io/developer/1832668427) |

## What reviewers say

### SpringSound

[App page](https://appshunter.io/ios/app/springsound/id866583243)

This app is a physical-modeling audio synthesizer that simulates sound through the interaction of springs, masses, and activators. It offers detailed control over various physical parameters and comes with a large library of presets. It can be used as a sound generator or effect, and supports MIDI and expressive controllers.

**Highlights:** Physical modeling sound synthesis, Detailed control of physical parameters, Large set of sound presets, Audio-In effect capability, MIDI and MPE support, iOS Continuum Remote integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Neoharp

[App page](https://appshunter.io/ios/app/neoharp/id6749887668)

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

**In-app purchases:** none


## Frequently asked questions

### Is SpringSound free?

SpringSound costs $2.99, with no in-app purchases.

### Is Neoharp free?

Neoharp is free to download, with no in-app purchases.

### Do SpringSound or Neoharp have ads?

Neither SpringSound nor Neoharp shows ads.

### Which is updated more often, SpringSound or Neoharp?

SpringSound ships an update every 9 months, and Neoharp every 6 months. Most recently, SpringSound was updated on November 6, 2026 and Neoharp 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.*