Phind is a free AI search engine optimized for developers and technical questions, providing detailed code examples, explanations, and cited sources for programming and research worldwide.

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.

QuillBot is a free multifunctional AI writing assistant offering paraphrasing, summarizing, grammar checking, citation generation, and translation with high daily limits for global users.

Meta AI is a completely free advanced assistant powered by Llama models, offering chat, real-time image generation, and creative features accessible on web, WhatsApp, Instagram, and more worldwide.

Microsoft Designer is a free AI-powered graphic design app that generates images, social media posts, invitations, and visuals from text descriptions with professional templates globally.

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.