# KittyLitter vs Sound function check

The clearest difference is in-app purchases: Sound function check at none against KittyLitter's 4. KittyLitter's advantage is ads (none vs shown) and device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. KittyLitter sells 4 one-off in-app purchases. Sound function check asks for nothing beyond the download.

## The numbers

| Metric | KittyLitter | Sound function check |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (44 ratings)](https://appshunter.io/ios/app/kittylitter/id6759521788/reviews)** | — |
| Number of ratings | **44** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 150 MB | 8 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [sherif cherfa](https://appshunter.io/developer/6792739580) | [Yasushi Tauchi](https://appshunter.io/developer/1819284921) |

## What reviewers say

### KittyLitter

[App page](https://appshunter.io/ios/app/kittylitter/id6759521788)

This app provides a native mobile interface for interacting with Codex servers. It allows users to manage coding sessions remotely, review conversation history, and communicate with the AI using voice input, all without needing a laptop.

**Highlights:** Discover local Codex servers, Connect to remote servers via SSH, Voice input for AI prompts, Review conversation history and code, Mobile-native UI, Stay connected to your own servers

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $9.99 Tip | $9.99 | one-time |
| $24.99 Tip | $24.99 | one-time |
| $49.99 Tip | $49.99 | one-time |
| $99.99 Tip | $99.99 | one-time |


### Sound function check

[App page](https://appshunter.io/ios/app/sound-function-check/id6774851912)

**In-app purchases:** none


## Frequently asked questions

### Is KittyLitter free?

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

### Is Sound function check free?

Sound function check is free to download, with no in-app purchases.

### Do KittyLitter or Sound function check have ads?

Sound function check shows ads; KittyLitter does not.

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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.*