OpenCat - AI Chat, Agent, MCP App
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OpenCat - AI Chat, Agent, MCP App
Price: $ 0 USD - Free
Genre: Productivity
Developer: Early Moon, LLC Developer: Early Moon, LLC
Seller: Early Moon, LLC Seller: Early Moon, LLC
Rated: 4.63 out of 5 stars.
Based on 833 reviews.
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Details Description Screenshots Updates
❯ The OpenCat - AI Chat, Agent, MCP App Review from the BigTopApps Team.
Introducing OpenCat - AI Chat, Agent, MCP, the mobile app that has been shaking up the Productivity genre since 2023-03-03! With an astonishing 4.63 out of 5 stars on average, people can't stop raving about the incredible features and experiences the app offers. All built by the incredible team at Early Moon, LLC.

🌟 What makes OpenCat - AI Chat, Agent, MCP so special? 🌟

Bring AI into every part of your workflow: chat, writing, translation, and search. · Multiple model options — local models, API Key, Cloud subscription, Apple Intelligence · MCP — supports MCP and tool calls · Web search — available on OpenCat Cloud and select providers · System-wide translation — select text in any app for instant AI ...

Whether you're a seasoned pro or a newbie in the digital world, OpenCat - AI Chat, Agent, MCP app is designed to make your life easier, more fun, and more productive. Here are just a few highlights:
OpenCat - AI Chat, Agent, MCP App Screenshots

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🚀 Price: 0 USD
📈 Rating: 4.63 out of 5 stars. Based on 833 total reviews.
🎨 Content Rating: 17+
💡 New Features:
Added support for Claude Sonnet 5. Fixed an issue where Shortcuts stopped working.

But that's not all! The Early Moon, LLC team is continuously improving and expanding OpenCat - AI Chat, Agent, MCP to bring you even more exciting features at the palm of your hand, being last updated at 2026-07-01, the Early Moon, LLC team works hard to stay ahead of the curve and bring you an exceptionally robust, secure, and up-to-date app.

Download and experience OpenCat - AI Chat, Agent, MCP now and unlock a new journey in your mobile world – Your mobile device will thank you.! 📱💫

Also don't miss out on future mobile app features. Join the millions who have already discovered the magic of OpenCat - AI Chat, Agent, MCP and download BigTopApps Discovery App today, and never miss a new app announcement and feature release again! We are also on the web at BigTopApps.com.
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OpenCat - AI Chat, Agent, MCP App Details
Available Since: 2023-03-03
Developer: Early Moon, LLC
Seller: Early Moon, LLC
Price: 0 USD
Current version: 26.7.0
Last Updated: 2026-07-01

Ratings: 4.63 out of 5 stars.
Based on 833 reviews. (Rate/Review)
Genre: Productivity
Filesize: 101.13MB
IOS Bundle ID: tech.baye.OpenCat
Age Rating: 17+
Languages: NL, EN, FR, DE, JA, KO, PT, ZH, ES, ZH, VI

Videos: OpenCat - AI Chat, Agent, MCP App Videos
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Download OpenCat - AI Chat, Agent, MCP App
Apple AppStore - Google Play

OpenCat - AI Chat, Agent, MCP Updates and Release Notes
Added support for Claude Sonnet 5.
Fixed an issue where Shortcuts stopped working.
This data was collected from public app stores.
Please note BigTopApps is not responsible for the content provided by the publicly accessible App Store API.
❯ OpenCat - AI Chat, Agent, MCP App Description
OpenCat - AI Chat, Agent, MCP App Icon
OpenCat - AI Chat, Agent, MCP Apple Appstore App Download Button
OpenCat - AI Chat, Agent, MCP Google Play App Download Button

Bring AI into every part of your workflow: chat, writing, translation, and search.

· Multiple model options — local models, API Key, Cloud subscription, Apple Intelligence
· MCP — supports MCP and tool calls
· Web search — available on OpenCat Cloud and select providers
· System-wide translation — select text in any app for instant AI translation
· Content rendering — supports LaTeX formulas, Markdown, and code highlighting
· Cross-platform — natively built for Mac, iPhone, and iPad
· Data privacy — stored locally, synced across devices via iCloud

[Pro Features]
· AI Keyboard — invoke AI right in the text field of any app to polish or reply in one step
· OpenCat Cloud subscription provides access to all major models

[A Variety of Models]
· OpenCat Cloud — fast access to leading models
· Local models — one-tap download of open-source models for offline use, accelerated by Apple silicon
· BYOK — use your own API Key, including Coding Plan
· System models — supports Apple Foundation Models

[OpenCat Cloud — Ready to Use, No Setup]
· No sign-up, zero configuration, all major models supported
· 50+ models — ChatGPT, Claude, Gemini, Grok, DeepSeek, GLM, MiniMax, Kimi, Qwen, Doubao, and more, all in one place
· Online search supported

[System-Level AI Translation]
Set OpenCat as your default translation app to translate selected text directly in Safari, Mail, Notes, and any other app. Powered by large language models, translations are natural and fluent — far superior to traditional translation engines.

[Local Models, Offline Inference]
· One-tap download — popular open-source models like Llama, Qwen, and Gemma
· Apple silicon acceleration — built on Apple's official MLX framework, fully leveraging GPU performance for fast, energy-efficient inference
· Fully offline — works without internet, conversation data never leaves your device

[Use Your Own API Key]
· 25+ providers supported — OpenAI, Claude, Gemini, DeepSeek, Kimi, Qwen, Doubao, ERNIE, and more

[Contact Us]
Email: [email protected]

Terms of Use
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Privacy Policy & Third-party AI Service Privacy Policy
https://opencat.app/privacy

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