KittyLitter vs Hermex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KittyLitter
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.
- 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
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Litter is a native mobile client for Codex. Connect to local or remote Codex servers, manage coding sessions from anywhere, and keep conversations moving without opening your laptop. Features: - Add a direct server endpoint, connect over SSH, or pair with Alleycat by QR code - Connect to remote machines over SSH and start Codex remotely - Talk to Codex with voice input for fast, hands-free prompts - Review conversation history, reasoning, code blocks, and images in a mobile-native UI - Keep coding sessions on servers you control, with optional Alleycat relay pairing and OpenAI voice processing Litter is open source and built for people who want their coding agent with them wherever they are.
Hermex
This app provides a native mobile interface for interacting with your self-hosted Hermes Agent server. It allows you to manage conversations, control agent settings, and access workspace files directly from your iPhone.
- Connect to your own Hermes server
- Manage existing and start new conversations
- Control models, profiles, and reasoning
- Attach files and photos
- Browse workspace files
- Offline read-only viewing of recent sessions
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Hermex is a native iPhone and iPad client for your self-hosted Hermes agent. Connect to a reachable Hermes Web UI server, or enable the optional Bot Mode beta to connect directly to a Hermes agent host. Open existing sessions, start conversations, and follow streamed responses, tools, and reasoning as they arrive. Queue, steer, or stop an active run. Review file edits as diffs, browse workspace files, send photos and files, and dictate messages. Manage Kanban boards and cards, browse Tasks, Skills, Memory, and Usage, and choose models, profiles, and reasoning settings. Bot Mode adds a Bots inbox, Desktop sections, reactions, quick replies, approvals, questions, and group rooms. Live Activities keep working runs visible on the Lock Screen and Dynamic Island. Optional notifications let you know when work finishes or needs your attention. The share extension stages content from other apps for you to review and send. Agent execution happens on your configured server, not on the iPhone. Your server owns your conversations, tools, and workspace. Recent sessions and messages may be cached locally for read-only offline viewing; clear that cache from Settings. There is no Hermex-hosted agent backend, tracking, or analytics service. Optional push notifications use an open-source, self-hostable relay. Message previews are encrypted on your Hermes host and decrypted on your iPhone; the relay handles device tokens, notification metadata, and ciphertext, never message text, server URLs, or Hermes server credentials. Push is off until enabled. Hermex has no in-app account creation or in-app purchases. You need your own reachable Hermes server. Not affiliated with Nous Research.
Screenshots
Verdict
The clearest difference is in-app purchases: Hermex at none against KittyLitter's 4. Hermex also leads on chart position (#31 vs unranked) and ratings volume (197 vs 45). KittyLitter's advantage is review sentiment (100% vs 85%). On price, rating, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. KittyLitter sells 4 one-off in-app purchases. Hermex asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for KittyLitter against 4.8 for Hermex. Both are backed by a comparable volume of ratings — 45 and 197 respectively. Written reviews are what separate them: 100% of KittyLitter's written reviews are positive against 85% of Hermex's.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | KittyLitter | Hermex |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (45 ratings) — better | 4.8 (197 ratings) |
| Positive reviews | 100.0% of reviews — better | 85.1% of reviews |
| Number of ratings | 45 | 197 — better |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Best chart rank | — | #31 — better |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 150 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | sherif cherfa | Uzair Ansar |
Customer experience
KittyLitter
Hermex
In-app purchases
KittyLitter
- $9.99 Tip$9.99
- $24.99 Tip$24.99
- $49.99 Tip$49.99
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- $99.99 Tip$99.99
Hermex
No in-app purchases









