# KittyLitter vs hark

The clearest difference is in-app purchases: hark at none against KittyLitter's 4. hark also leads on iOS requirement (16.4 vs 18.0). KittyLitter's advantage is device support (3 vs 1). On price, update cadence and ads there is nothing between them.

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

KittyLitter ships an update weekly, hark every 5 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | KittyLitter | hark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (45 ratings)](https://appshunter.io/ios/app/kittylitter/id6759521788/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free | — |
| Size | 150 MB | 47 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [sherif cherfa](https://appshunter.io/developer/6792739580) | [Ryan Vogel](https://appshunter.io/developer/1680057141) |

## 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 |


### hark

[App page](https://appshunter.io/ios/app/hark-developer-toolkit/id6794121509)

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

**In-app purchases:** none


## Frequently asked questions

### Is KittyLitter free?

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

### Is hark free?

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

### Do KittyLitter or hark have ads?

Neither KittyLitter nor hark shows ads.

### Which is updated more often, KittyLitter or hark?

KittyLitter ships an update weekly, and hark every 5 days. Most recently, KittyLitter was updated on October 31, 2026 and hark on November 1, 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.*