OpenClient vs Core Hub
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenClient
This AI chat client connects to your self-hosted LLM servers, supporting various models and multimodal conversations. It offers features like real-time streaming, document attachment, and iCloud sync across devices. Enjoy a private chat experience without mandatory subscriptions.
- Connects to self-hosted LLM servers
- Supports LiteLLM, Ollama, and OpenAI-compatible servers
- Real-time streaming responses with Markdown/code rendering
- Multimodal conversations with photo/document attachment
- iCloud sync across Apple devices
- Export conversations to JSON
- Prompt template library
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OpenClient is an independent AI chat client for professionals and developers who run their own LLM infrastructure. Connect it to your self-hosted server and chat with your models, without mandatory subscriptions. Compatible with LiteLLM, Ollama, and OpenAI-compatible servers. Supports many popular model families, including GPT, Claude, Llama, Gemini, Mistral, and more. Chat • Real-time streaming responses with Markdown and code block rendering • Collapsible Thinking section for supported reasoning models • Attach photos, camera captures, and PDF documents for multimodal conversations • Drag and drop text, images, and files from other apps (Split View, Stage Manager, Finder on macOS) • Dictate messages with Speech-to-Text and listen with Text-to-Speech • Web search through the search provider configured on your server • Tool-calling support for models that provide function calling • MCP (Model Context Protocol) tools, browse, enable, and use external tools from MCP servers like GitHub, databases, and more, configured on your LiteLLM server • Favourite messages to bookmark and revisit quickly • Per-conversation system prompt and model parameters (temperature, max tokens, top-p) Conversations • Full conversation history with search, pins, and tags • Branch from any message to explore alternatives, then edit and regenerate • Media & Files gallery to browse all attached images and documents • Share content from any app directly into a new conversation via Share Sheet • Apple Shortcuts integration: New Chat, Search Chats, Send File to Chat • Home Screen widgets: New Chat, Search, Quick Actions, Conversations Overview • Control Center button: start a new chat from Control Center • iCloud sync across your Apple devices • Export conversations to JSON • Token usage per message and estimated conversation cost Models • Browse available models with capability badges (vision, tools, JSON mode) • Model detail sheet with context window, pricing, provider, and capabilities • Voice selector for Text-to-Speech models • Switch models per conversation Personalization • Prompt template library for recurring workflows • User profile to provide name and context • Memory to save facts and preferences, synced via iCloud On macOS • Menu bar companion for quick access without opening the main window Privacy • OpenClient does not operate a backend service for your chats. Your requests are sent to the server you configure. • OpenClient does not include advertising SDKs or third-party analytics trackers. This project is licensed under the GNU Affero General Public License v3.0: https://github.com/ArtCC/openclient-llm Privacy Policy: https://arturocarreterocalvo.com/openclient-llm/privacy Terms of Use: https://arturocarreterocalvo.com/openclient-llm/terms OpenClient is an independent client and is not affiliated with or endorsed by the model or platform providers referenced above.
Core Hub
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Core Hub is the iPhone and iPad app for your own Core Hub server: a self-hosted hub where your AI agents live, work and keep their memory. Talk to your agents, follow their work and approve what they want to do, from anywhere. You need a Core Hub server of your own, or one that someone runs for you. The app connects only to the server you choose. Core Hub is open source: github.com/twuijri/core-hub WORKS WITH HERMES AGENT • A Hermes Agent app for iPhone and iPad: chat with Hermes, its skills, memory, jobs and channels, on the hub you run CHAT WITH YOUR AGENTS • Replies stream in as they are written, with Markdown, the tools the agent used and how long it thought • Approve or deny an agent's action, and answer its questions, right in the chat • Attach photos from your library or camera, and files • Dictate a message, and have replies read aloud • Share text and links from other apps into a new chat • English and Arabic, left-to-right and right-to-left KEEP TRACK • Every chat in one list, across your profiles, with search, pins and an archive • The tasks board: see what each agent is working on, move a task, open its conversation • Schedules: see what runs when, and run one now • Notifications when a reply is ready or an agent is waiting for you LOOK AFTER YOUR HUB • Each agent's skills, MCP servers, memory, jobs, channels and plugins • Profiles, users, models, knowledge, logs, usage and performance • Pair another phone with a QR code SIGN IN YOUR WAY • Enter your server's address with your username and password • Or scan the pairing code your hub shows on the web, or paste it Privacy: the developer of Core Hub collects no data. The app talks only to the server you choose; the privacy policy explains notifications and dictation.
Screenshots
Verdict
The clearest difference is in-app purchases: Core Hub at none against OpenClient's 5. Core Hub also leads on iOS requirement (17.0 vs 26.6). OpenClient's advantage is update cadence (every 4 days vs every 9 days). On price, ads and device support 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. OpenClient sells 5 in-app purchases, starting at $2.99 per month. Core Hub asks for nothing beyond the download.
OpenClient ships an update every 4 days, Core Hub every 9 days. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.
| Parameter | OpenClient | Core Hub |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (11 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 4 days — better | Every 9 days |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPad |
| Requires iOS | 26.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 244 MB | 22 MB |
| Age rating | 4+ | 12+ |
| Developer | Arturo Carretero Calvo | Abdulaziz Altuwijri |
In-app purchases
OpenClient
- Monthly Support$2.991 Month
- Annual Support$8.991 Year
- Small Coffee$2.99
- Medium Coffee$3.99
- Big Coffee$8.99
Core Hub
No in-app purchases









