# Calculator83 vs ListenerGS

The clearest difference is review sentiment: ListenerGS at 100% against Calculator83's 63%. 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.

Calculator83 ships an update every 20 months, ListenerGS every 18 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Calculator83 | ListenerGS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/calculator83/id891194491/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 18 months** |
| Monetization | Free | Free |
| Size | 10 MB | 3 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Lyker Labs LLC](https://appshunter.io/developer/891194494) | [Halcyon Touch Software](https://appshunter.io/developer/327064662) |

## What reviewers say

### Calculator83

[App page](https://appshunter.io/ios/app/calculator83/id891194491)

A minimalist calculator app focused on simplicity and a clean workflow. It offers both basic and scientific modes, allowing users to perform calculations without complex settings. Get started quickly with this straightforward tool.

**Highlights:** Minimalist design, Clean workflow, Basic mode, Scientific mode, Easy to use

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

**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 Calculator83 free?

Calculator83 is free to download, with no in-app purchases.

### Is ListenerGS free?

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

### Do Calculator83 or ListenerGS have ads?

Neither Calculator83 nor ListenerGS shows ads.

### Which is updated more often, Calculator83 or ListenerGS?

Calculator83 ships an update every 20 months, and ListenerGS every 18 months. Most recently, Calculator83 was updated on November 1, 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.*