# Audiotest (hearing_app) vs Morlet

The clearest difference is iOS requirement: Audiotest (hearing_app) at 15.0 against Morlet's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Audiotest (hearing_app) ships an update every 2 weeks, Morlet weekly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Audiotest (hearing_app) | Morlet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/morlet-spectrum-and-wavelets/id6822389508/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 50 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Boris Simkin](https://appshunter.io/developer/1896717701) | [EVAN DAVID WELLMEYER](https://appshunter.io/developer/6805599662) |

## What reviewers say

### Audiotest (hearing_app)

[App page](https://appshunter.io/ios/app/audiotest-hearing-app/id6770128026)

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

**In-app purchases:** none


### Morlet

[App page](https://appshunter.io/ios/app/morlet-spectrum-and-wavelets/id6822389508)

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

**In-app purchases:** none


## Frequently asked questions

### Is Audiotest (hearing_app) free?

Audiotest (hearing_app) is free to download, with no in-app purchases.

### Is Morlet free?

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

### Do Audiotest (hearing_app) or Morlet have ads?

Neither Audiotest (hearing_app) nor Morlet shows ads.

### Which is updated more often, Audiotest (hearing_app) or Morlet?

Audiotest (hearing_app) ships an update every 2 weeks, and Morlet weekly. Most recently, Audiotest (hearing_app) was updated on October 31, 2026 and Morlet 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.*