NotebookLM by Google is a free experimental AI tool that transforms uploaded documents, notes, and sources into audio overviews, summaries, study guides, and interactive insights instantly.

Craiyon is an unlimited free AI image generator that creates unique artwork and illustrations from simple text prompts quickly, with no login required and global accessibility.

ChatPDF is a free AI tool that lets users upload PDFs to ask questions, get summaries, extract information, and gain insights from documents quickly and securely worldwide.

Hugging Face Chat offers free access to hundreds of open-source AI models for text, code, image, and multimodal interactions in a collaborative community hub used by millions worldwide.

Poe is a popular free platform that gives access to multiple leading AI models like GPT-4o, Claude 3.5, Gemini, Llama, and thousands of custom bots with generous daily quotas for worldwide users.

DeepSeek Chat provides free access to advanced open models like DeepSeek-V3 and Coder for superior reasoning, mathematics, coding, and long-context conversations globally.