Claude is described as 'AI assistant for chat and API, performing summarization, search, writing, Q&A, and coding with high reliability, customizability, privacy, and reduced risks' and is a very popular AI Chatbot in the ai tools & services category. There are more than 100 alternatives to Claude for a variety of platforms, including Web-based, SaaS, Mac, Android and iPhone apps. The best Claude alternative is ChatGPT, which is free. Other great apps like Claude are Lumo by Proton, DeepSeek, HuggingChat and Mistral Vibe.