# Ling vs Star Aquatics

The clearest difference is price: Star Aquatics at Free against Ling's $2.99. Ling's advantage is iOS requirement (12.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Ling | Star Aquatics |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/ling/id1435126731/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Paid | — |
| Size | 106 MB | 19 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Royal Institute for Deaf and Blind Children](https://appshunter.io/developer/307217029) | [UDIO WA PTY LTD](https://appshunter.io/developer/1176368699) |

## What reviewers say

### Ling

[App page](https://appshunter.io/ios/app/ling/id1435126731)

This app allows users to conduct and track hearing tests using the Ling Six Sound Test. It helps verify that hearing devices are functioning correctly by playing specific speech sounds and recording results over time, replacing manual record-keeping.

**Highlights:** Conduct Ling Six Sound Tests, Track test results over time, Verify hearing device function, Record results for multiple users, Use pre-recorded male/female voices, Record custom voice prompts, Self-check hearing devices

**Features:** Vision Pro support

**In-app purchases:** none


### Star Aquatics

[App page](https://appshunter.io/ios/app/star-aquatics/id6758323796)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ling free?

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

### Is Star Aquatics free?

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

### Do Ling or Star Aquatics have ads?

Neither Ling nor Star Aquatics shows ads.

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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.*