esper - Offline & Private AI for iOS

Esper transforms your iOS device into a robust chat platform. Key features include: • Offline operation for enhanced privacy • Support for open-source models directly on device • Integration with various external model API keys • Compatibility with models from Meta, Deepseek, Nous, and Microsoft This application prioritizes user control and data privacy by allowing all processing to occur locally, eliminating the need for an internet connection. Users can experiment with a wide range of open-source conversational models without concerns about data leaving their device. This is ideal for sensitive discussions or environments where connectivity is limited or undesirable. Beyond its offline capabilities, Esper offers significant flexibility by enabling connections to existing API keys for various online conversational models. This hybrid approach means users are not restricted to either local or cloud-based processing but can choose the best option for their specific needs, ensuring both adaptability and privacy. The broad support for different model providers further expands its utility. Esper is perfect for individuals who require private, flexible, and powerful conversational capabilities on the go. It suits researchers experimenting with different models, writers seeking a distraction-free environment, or anyone prioritizing data security and offline access.