3sparks Chat allows you to connect with local models like LM Studio and Ollama on Mac, PC, or Linux, as well as cloud-based APIs like OpenAI and Mistral. It features an AI Keyboard Extension allowing you to refine messages instantly over iMessage, WhatsApp, and other apps. The platform emphasizes customizable keyboard prompts, personalized AI chat instructions, and full data control without forced cloud dependency, thereby providing a seamless and integrated experience across all your Apple devices.

OwnChat provides a secure communication platform where all your messages and data are stored on your own server, rather than in the cloud. This makes it ideal for organizations and individuals keen to maintain the highest level of privacy and control over their information. The platform boasts easy setup, strong encryption, and seamless integration with existing workflows, making it a reliable and practical choice for secure communications.