▶️ YouTube Summarizer

20-minute video.
30-second summary.

Paste any YouTube URL into Sherlock. AI extracts the key points, main arguments, and takeaways — so you get the insight without sitting through the whole video.

Summarize Your First Video — Free

Free · iPhone · No subscription

YouTube is brilliant.
The time cost is brutal.

The average YouTube educational video is 18 minutes long. The average insight-to-filler ratio is about 20%. Sherlock inverts that equation.

Without Sherlock
18m
Average time to watch a tutorial, lecture, or interview
With Sherlock
45s
Time to read the key points, takeaways, and main arguments

Every type of YouTube content.
Instant insight.

🎓

Online Lectures & Courses

60-minute university lecture? Get the notes in 2 minutes. Perfect for studying or deciding if it's worth watching in full.

💼

Conference Talks & TED Talks

Keynotes, talks, and interviews condensed to their essential arguments. Stay current without the time commitment.

🛠️

Tutorials & How-Tos

Get the steps without the intro, the sponsor segment, and the "smash that subscribe button." Just the process.

📰

News & Current Events

Long-form news analysis and documentary content summarized so you understand what's happening — fast.

Paste URL. Get summary.

▶️ youtube.com/watch?v=dQw4w9WgXcQ&t=0s
⚡ Analyzing transcript...
Key points extracted
Main thesis and core argument of the video
3–5 supporting points with context
Actionable takeaways and next steps
Key quotes and notable moments

What YouTube power users say.

★★★★★

"I have a list of 200 saved YouTube videos I've been meaning to watch. Sherlock let me go through all of them in an afternoon and decide what's actually worth watching."

— @backlog_crusher
★★★★★

"I use it to pre-screen conference talks before a conference. I can decide which sessions are actually worth attending by reading Sherlock summaries the night before."

— @conference_strategist
★★★★★

"My students send me YouTube videos to watch constantly. I now read the Sherlock summary, respond intelligently, and watch maybe 10% of them in full. Game changer."

— @prof_efficient

Common questions

How does Sherlock summarize YouTube videos?
Paste any YouTube URL. Sherlock analyzes the video transcript and extracts key points, main arguments, and action items — in seconds. No need to watch the video.
Does it work on all YouTube videos?
Sherlock works on any YouTube video with a transcript or closed captions, which covers the vast majority of popular content — tutorials, lectures, interviews, podcasts, and more.
How long does summarization take?
Under 10 seconds for most videos. A 60-minute lecture becomes a structured, readable summary in under a minute.
Is Sherlock free?
Yes. Free to download on iPhone with no subscription required.

Your saved videos list
isn't going to watch itself.

Paste your first YouTube URL. Know what's in it in under a minute.

Download Sherlock — Free