# KittyLitter vs ergosum

KittyLitter and ergosum are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. KittyLitter sells 4 one-off in-app purchases and ergosum sells 1 in-app purchase, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | KittyLitter | ergosum |
| --- | --- | --- |
| 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 | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free | — |
| Size | 150 MB | 3 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [sherif cherfa](https://appshunter.io/developer/6792739580) | [Peter Subrata](https://appshunter.io/developer/1719150687) |

## 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 |


### ergosum

[App page](https://appshunter.io/ios/app/ergosum-ai-notes-memory/id6762539958)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $14.99 | per month |


## Frequently asked questions

### Is KittyLitter free?

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

### Is ergosum free?

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

### Do KittyLitter or ergosum have ads?

Neither KittyLitter nor ergosum 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.*