Learn math：Math Helper vs Jude

Online practice of mental arithmetic and generation of mental arithmetic PDF documents

Jude is a privacy-first, on-device multimodal AI assistant designed to deliver advanced intelligence without relying on cloud processing. With a modern vision-language model running locally on your device, Jude can understand images, analyze documents, generate text, and assist with complex reasoning tasks, all while keeping your data private and secure. Jude does not upload your information or require an account. Every request, including image analysis, is processed directly on your device, ensuring full control over your data. The app continues to function even when offline, making it suitable for travel, restricted network environments, or users who prefer complete local operation. For situations where up-to-date information is needed, Jude offers an optional online mode with search and RAG (Retrieval-Augmented Generation). When enabled, Jude retrieves information from the internet and integrates it into responses to improve factual accuracy. Network access is always optional and can be disabled at any time. Key capabilities: • On-device multimodal AI processing • Image understanding, OCR, and visual reasoning • Text generation, summarization, rewriting, and translation • Multi-step reasoning and task assistance • Natural and context-aware conversation • Offline operation without internet access • Optional online search with RAG integration • No data collection, tracking, or cloud-based processing Jude is designed for users who value privacy, prefer local data processing, or need reliable AI assistance without depending on cloud services. It is especially suitable for professionals handling sensitive material, students and researchers, creators, travelers, and anyone who wants the benefits of advanced AI within a fully private environment. Terms of Use: https://www.notion.so/Jude-Terms-of-Service-30afe62e1f7b80d89e2ae47e652ff198 Privacy Policy: https://www.notion.so/Jude-Privacy-Policy-300fe62e1f7b80acb4bbede93c72c4b2