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We built LumenAI to solve a single problem: NotebookLM doesn't have real chat functionality. Upload your entire collection of PDFs and documents, ask questions, explore connections, and dive deep through natural, continuous conversations that actually remember your context. Unlike NotebookLM's fragmented one-chat-per-notebook design, LumenAI delivers genuine multi-threaded discussions with seamless continuity across your entire research project.

Pass the Ontario real estate exam on the first try. 4,700+ AI practice questions for Humber Course 1-4, broker, simulation. 3 free.

Toon Tone is a free daily browser game where you rebuild a famous cartoon character's exact color from memory using hue, saturation, and brightness sliders. Your guess is scored with CIEDE2000 color distance — the lower the score, the closer your color.

CraftMusic AI is an AI music creation platform designed for creators, musicians, podcasters, game developers, marketers, and content entrepreneurs. It can automatically generate high-quality songs, accompaniments, and lyrics, continuously optimizing the music generation and lyric-writing workflow to help teams produce and publish content more efficiently.