1. ChatGPT by OpenAI: OpenAI offers its model through an app called ChatGPT. It allows users to engage in conversational interactions with the AI chatbot for free.
2. Replika: Replika is an AI chatbot app that lets you create a personal AI friend. It utilizes natural language processing and machine learning techniques to converse with users.
3. Mitsuku: Mitsuku is a popular chatbot app that won the Loebner Prize Turing Test multiple times. It is available on various platforms, including web browsers and messaging platforms like Kik and Telegram.
4. Cleverbot: Cleverbot is an AI chatbot that uses a large dataset of conversational data to engage in chats with users. It is accessible through its website or by using third-party apps, such as Cleverme.
5. Chatbot.com: Chatbot.com provides a platform for building and deploying AI-powered chatbots. It offers a free plan that allows users to create and test chatbots with limited capabilities.
Note that while these apps are free to use, they may have certain limitations or offer premium features at a cost.
