Apollo AI is described as 'Customizable client for chatting with local private models, open source AIs, and remote LLMs via OpenRouter or custom backend, enabling private, secure AI access' and is a AI Chatbot in the ai tools & services category. There are more than 50 alternatives to Apollo AI for a variety of platforms, including Mac, Linux, Web-based, Windows and iPhone apps. The best Apollo AI alternative is GPT4ALL, which is both free and Open Source. Other great apps like Apollo AI are Jan.ai, OpenClaw, Secret Llama and AnythingLLM.