Lowest price: Free 5 months ago (-100%)
A native iOS AI chat client offering a polished and fluid user experience. It supports multiple AI models and protocols, with advanced features like visualized chain-of-thought and task-specific assistants. All data remains on your device for enhanced privacy.
2.6.0
September 19, 2026
What's new: - Improved performance in long conversations for smoother history browsing and long responses - Improved automatic scrolling and the scroll-to-bottom action for easier access to the latest messages - Improved conversation saving and stability when switching chats or using the app for longer sessions Recent updates: - Added support for the new iOS 27 and refined the app's usability - Added HTML web previews: open AI-generated pages, view the results, and share HTML files - Added LaTeX equation and Mermaid diagram rendering, with zoomable diagrams you can save as images - Added assistant creation and optimization tools: create an assistant with one request, or refine an existing assistant's prompts and related settings - Added preset API providers with site selection, prefilled request URLs, API key pasting, and links to official key pages - Added separate font size controls for the app interface and conversations, each with 7 sizes - Updated model compatibility and improved localization - Improved typing, scrolling, menus, and page transitions
More可能会有几种情况，1、设置了上下文条数上限；2、触发模型上下文上限；3、上一轮触发了工具调用，上一条回复显示的是多次输入之和。具体情况还要根据你的实际使用情况进行判断，如有疑问可通过邮箱与我取得联系。
感谢反馈，网络搜索功能将在下个版本增加
感谢好评！问题将在新版本修复
感谢支持，新版本已经更新数学公式渲染
DDchat AI is a native iOS application designed for interacting with various AI models. It focuses on a beautiful user interface, advanced features like visualized reasoning, and strong privacy controls, keeping all data on your device.
No, DDchat AI is ad-free. The application emphasizes a privacy-first approach with zero data upload and no analytics or tracking, ensuring an uninterrupted user experience.
DDchat AI is a paid application, available for a one-time purchase of $1.99. This price grants you access to all its features without any ongoing subscription fees.
DDchat AI supports a wide range of models through official APIs and third-party gateways. This includes Chat Completions compatible providers like DeepSeek, Kimi, MiniMax, and Qwen, as well as Anthropic (Claude) protocols.
Yes, DDchat AI requires you to provide your own API keys. The app connects directly to your chosen API provider, ensuring your data is not processed through a middleman server.
The latest version of DDchat AI is 1.4.0, last updated on July 30, 2026. The app's capability database for models also updates silently from the cloud, ensuring new models are recognized without an app update.
DDchat AI is currently designed as a native iOS application and is supported on iPhone and iPad. There is no information available regarding an Android version at this time.
DDchat AI offers a full UI in Simplified Chinese, English, Japanese, Korean, and Traditional Chinese. It defaults to your system language but can be switched in the Settings menu.
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