# Defrost Pro vs ListenerGS

The clearest difference is update cadence: Defrost Pro at every 2 months against ListenerGS's every 18 months. Defrost Pro also leads on iOS requirement (10.0 vs 14.0). ListenerGS's advantage is device support (4 vs 2). On price, 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.

Defrost Pro ships an update every 2 months, ListenerGS every 18 months. The most recent releases landed on October 26, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Defrost Pro | ListenerGS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 18 months |
| Monetization | — | Free |
| Size | 19 MB | 3 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Enie Weiss](https://appshunter.io/developer/969788379) | [Halcyon Touch Software](https://appshunter.io/developer/327064662) |

## What reviewers say

### Defrost Pro

[App page](https://appshunter.io/ios/app/defrost-pro/id1352993174)

**Features:** macOS Compatibility

**In-app purchases:** none


### ListenerGS

[App page](https://appshunter.io/ios/app/listenergs/id1613273510)

This app transforms your modern device into a speech recognition input for a network-connected Apple IIGS. Speak into your device, and your words will be typed into compatible GS applications, such as text editors.

**Highlights:** Speech recognition for Apple IIGS, Network connectivity, Text input for GS applications, Works with text editors, Modern device integration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Defrost Pro free?

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

### Is ListenerGS free?

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

### Do Defrost Pro or ListenerGS have ads?

Neither Defrost Pro nor ListenerGS shows ads.

### Which is updated more often, Defrost Pro or ListenerGS?

Defrost Pro ships an update every 2 months, and ListenerGS every 18 months. Most recently, Defrost Pro was updated on October 26, 2026 and ListenerGS on November 3, 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.*