LocalRAG! is an AI-powered document chat application that allows users to interact with PDFs, Excel, Word, PowerPoint, and over 15 other document formats using on-device language models. It ensures complete privacy by processing documents locally on the device without uploading files to the cloud. The app supports cross-language search, source citations with highlights, and includes a built-in offline AI model for secure and private document querying on iPhone, iPad, and Android devices.
LocalRAG! is a specialized productivity application designed for secure, on-device document interaction.
Unlike traditional AI assistants that rely on cloud processing, this tool executes its language models locally on iPhone, iPad, and Android devices. This approach ensures that sensitive documents—ranging from PDFs and Word files to Excel sheets and PowerPoint presentations—never leave the user's hardware.
The application utilizes Retrieval-Augmented Generation (RAG) to allow users to chat with their data, providing specific citations and highlights to ensure accuracy and transparency. With support for over 15 formats and cross-language search capabilities, it functions as a private knowledge base that remains accessible even without an internet connection.
For users who prioritize data sovereignty or work in environments with strict security protocols, LocalRAG! offers a way to leverage AI document analysis without the typical privacy trade-offs of cloud-based platforms.
Performance is inherently tied to the device's processing power, making it a hardware-dependent but highly private solution for modern document management.

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LocalRAG! is currently listed as a Freemium tool with a starting price point of approximately $0. Users should verify the official website or app store listings to confirm current subscription tiers, potential one-time purchase options, and any specific feature limitations associated with the free version.
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LocalRAG! processes all data directly on your iPhone, iPad, or Android device. By utilizing on-device language models, it eliminates the need to upload sensitive files to external servers or cloud providers. This architecture ensures that your documents remain under your physical control, which is a critical requirement for users handling confidential or proprietary information.
The application is designed to handle a wide variety of professional and academic file types. It supports over 15 formats, including standard PDFs, Microsoft Word documents, Excel spreadsheets, and PowerPoint presentations. This versatility allows users to create a unified searchable knowledge base from diverse sources without needing to convert files to a single format first.