NotebookLM is Google's freemium AI research assistant powered by Gemini 3.1, offering source-grounded document Q&A, Audio Overviews, and structured draft creation from uploaded files.
Perplexity is a freemium AI-powered answer engine that delivers real-time, cited responses using large language models, with a free tier and Pro plans starting at $20/month.
Prompt Refine is a freemium AI prompt optimization tool that refines and improves AI prompts in real time, with customizable templates and instant output quality feedback.
Eloise is a freemium AI writing assistant that generates SEO-optimized long-form content, rewrites text, and supports 20 languages — accessible via getvoila.ai.
Sigma AI Browser is a freemium AI-powered web browser with built-in SigmaGPT writing tools, article summarization, tracker blocking, and cross-platform sync across all devices.
Free AI Essay Writer generates academic essays up to 20,000 words with verified APA and MLA citations, built-in plagiarism detection, and multilingual support at no cost.
Resumatic is an AI resume builder that uses ChatGPT to generate ATS-optimized resumes with keyword targeting, real-time scoring, and pixel-perfect PDF exports.
Texta is an AI writing tool that generates SEO-optimized blog posts, email campaigns, and bulk content for marketers, agencies, and content teams at scale.
PromptROI is an AI prompt marketplace platform with built-in cloaking technology that lets teams protect, deploy, and monetize AI prompts through a white-labeled environment.
Book Witch is an AI ebook creator that generates complete, long-form ebook manuscripts from a single prompt using GPT-3 or GPT-4, reducing production time from months to minutes.
Pooks.ai is an AI personalized ebook generator that creates custom non-fiction books and audiobooks tailored to your topic, goals, and reading preferences in minutes.
ProposalIQ is an AI proposal generator that transforms basic project inputs into complete, client-ready business proposals using industry-specific smart templates.