# IHSIM vs Soundiverse

The clearest difference is in-app purchases: IHSIM at none against Soundiverse's 1. IHSIM also leads on iOS requirement (9.3 vs 16.3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Soundiverse sells 1 one-off in-app purchase. IHSIM asks for nothing beyond the download.

IHSIM ships an update monthly, Soundiverse every 4 weeks. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | IHSIM | Soundiverse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/ihsim/id1421965944/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 5 MB | 427 MB |
| Requires iOS | **9.3** | 16.3 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hack Audio LLC](https://appshunter.io/developer/1276914003) | [Sound Scouts HQ Pty Ltd](https://appshunter.io/developer/1255821225) |

## What reviewers say

### IHSIM

[App page](https://appshunter.io/ios/app/ihsim/id1421965944)

This application simulates acoustic hearing loss and cochlear implant processing in real-time. It allows for custom spectral filtering based on audiograms and offers various cochlear implant simulation parameters. Designed for research and education, it helps users understand auditory perception.

**Highlights:** Acoustic hearing loss simulation, Cochlear implant simulation, Custom spectral filtering, Filterbank vocoder, Binaural stimulation options, Research and educational use

**Features:** macOS Compatibility

**In-app purchases:** none


### Soundiverse

[App page](https://appshunter.io/ios/app/soundiverse/id6449693639)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Licence | $29.99 | one-time |


## Frequently asked questions

### Is IHSIM free?

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

### Is Soundiverse free?

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

### Do IHSIM or Soundiverse have ads?

Neither IHSIM nor Soundiverse shows ads.

### Which is updated more often, IHSIM or Soundiverse?

IHSIM ships an update monthly, and Soundiverse every 4 weeks. Most recently, IHSIM was updated on October 14, 2026 and Soundiverse on October 10, 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.*