Summary AI - QuickSummary 4+

Summarize PDFs, web articles, and YouTube videos instantly — free, open-source, and fast.

Your fast, friendly AI companion for instant summaries.

Drowning in endless text, long articles, PDFs, books, or videos? AI Summary is a powerful summarizer app that cuts through the noise in seconds. Summarize web articles, PDF documents, YouTube video transcripts, study notes, or even books — just share them to the app and get the key points instantly.

AI Summary is powered by advanced AI models like Gemini, delivering fast, high-quality summaries you can trust. Unlike other summarizer apps, it’s completely free, open source, and has no ads. No hidden paywalls, no distractions — just a lightweight tool built for productivity, learning, and research.

Why choose AI Summary?

• Free, Open Source & No Ads – Built with transparency, powered by Gemini, and made for students, professionals, and the community.
• Blazing Speed – Built with native technology so it’s lightning-fast, lightweight, and smooth.
• Summarize Anything – Instantly summarize PDFs, web articles, books, videos, transcripts, and more.
• Works Anywhere – Use the native Share Extension to summarize directly from your browser, email, or any app.
• Ask & Discover – Integrated AI chat lets you ask questions and dive deeper into your content.
• History & Notes – Keep track of every summary, revisit your study notes, and measure how much time you’ve saved.
• Custom Summaries – Choose from six summary formats, from quick bullet points to detailed explanations.
• Optimized Processing – Smart pre-processing delivers faster, cleaner summaries every time.

Stop wasting time on fluff. Let AI Summary be your go-to summarizer for books, study, research, and productivity.