AI Video Summarizer

What it does

Paste a YouTube URL, a TikTok link, an Instagram reel, or upload an MP4, MOV, or AVI file. In 2-3 minutes you get a timestamped summary with auto-detected chapters, speaker-attributed quotes, action items, and a full transcript at high accuracy. Vimeo and Facebook URLs work the same way. Unlike text-only assistants like ChatGPT, the tool reads the video itself.

Transcription quality drives summary quality. Newer models like Mistral’s Voxtral Transcribe 2 are pushing accuracy up and cost down.

What you get:

• 1 free recording + 7-day Growth trial, up to 45 minutes each (no signup)
• 2-hour videos processed in 2-3 minutes
• Benchmarked transcription accuracy with speaker detection (see WER methodology)
• Timestamped chapters and key quotes
• 99 languages, auto-detected
• File uploads up to 2GB (MP4, MOV, AVI, MKV, WebM)
• URLs from YouTube, Vimeo, TikTok, Instagram, Facebook

Students pull notes from lectures. Teams process meeting recordings. Creators grab quotes for clips. Researchers analyze interviews. For a lecture-notes comparison, see Einstein AI vs ScreenApp.

How it works

1. Upload a file or paste a URL: MP4, MOV, AVI, MKV, WebM up to 2GB, or YouTube, Vimeo, Facebook, Instagram, TikTok links. Videos up to 4 hours.

2. Transcribe and analyze: Audio is transcribed at high accuracy. Speakers are identified, chapters are timestamped, topics are pulled out. Runs in parallel, so a 2-hour video takes about the same time as a 10-minute one.

3. Download the summary: Chapters, key points, speaker-attributed quotes, action items. Export as text, PDF, or Word.

What the summary actually looks like

Below is a real document ScreenApp produced from a 38-minute interview (“The Diary of a Founder: Episode 3 with JP from Factory AI”). The pipeline transcribed the audio, detected six topic sections, captured four frames at speaker changes, and rendered a 5-page document with section headings, body text, and inline screenshots. Scroll through it inline, or download the sample PDF (384 KB).

The same output exports to Word for editing: download the .docx sample (12 KB). This is the same engine that processes YouTube, TikTok, and meeting recordings. A longer talk produces more chapters and speaker-attributed quotes, with clickable timestamps that link back to the source video.

Summarize YouTube Videos in 2 Minutes

Paste any public or unlisted YouTube URL to get a timestamped summary with chapter markers. Most educational videos run 30-60 minutes but have only 5-10 minutes of substance; this gets you straight to it. The same flow works for TikTok, Instagram reels, and Facebook videos. For private videos, download the file and upload it directly.

Output formats

Output	What you get	Best for
Timestamped chapters	Section headings with start times	Long lectures, tutorials
Key points	Bulleted list of takeaways	Meeting recordings, webinars
Speaker-attributed quotes	Who said what, with timestamps	Interviews, panel discussions
Action items	Decisions and to-dos	Team meetings, project calls
Full transcript	Word-for-word text	Research, legal documentation

Export any combination as PDF, Word, or plain text. PDF exports include clickable timestamps that link back to the video. For archival exports, see the video to PDF converter. To search across past summaries, use video finder.

Per-platform summary capability

Different sources produce different summary shapes. The same engine adapts to the length, audio quality, and visual context of each source.

Source	Summary types available	Strong for	Typical processing time
YouTube long-form	Executive summary, chapter markers, action items, timestamped highlights	Tutorials, lectures, interviews, podcasts	2-4 min for 30-60 min video
YouTube Shorts, Reels, TikTok	Quick gist, main claims, hook moment	Hot takes, product clips, social trends	30-60 seconds
Instagram Reels, IGTV	Visual plus audio synthesis, brand-aware	Recipe videos, before-and-after tutorials	30-60 seconds for Reels, 2-3 min for IGTV
Facebook Watch, Live	Event chronology, speaker-attributed segments	Live interviews, panel discussions	2-4 min
Meeting recording (Zoom, Meet, Teams)	Decisions, action items, blockers, owners	Standups, planning, client calls	2-3 min
Lecture, academic	Topic outline, concept map, important terms	Subject-area learning	3-5 min for 60+ min lecture

Timings reflect the April 2026 WER retest processing pipeline on a standard queue. Long videos run in parallel so a two-hour lecture is not 4x slower than a 30-minute one.

Video summarizer comparison

Features, pricing, and platform coverage across the main tools. Updated April 2026.

Feature	ScreenApp	Eightify	NoteGPT	Summarize.tech	TubeOnAI
Upload video files	Yes	No	Yes (2GB max)	No	No
YouTube summarizer	Yes	Yes	Yes	Yes	Yes
Facebook/Instagram/TikTok	Yes	No	No	No	No
Speaker identification	Yes	No	No	No	No
Timestamped chapters	Yes	Yes	Yes	Limited	Yes
Language support	99	40+	40+	Limited	60+
Free tier	1 free rec + 7-day trial	7-day trial only	15 summaries/month	No free tier	200 min/month
File size limit	2GB	N/A	2GB	N/A	N/A
Paid pricing	$19/mo annual	$5/mo ($60/year)	$9.99/mo	$10/mo	$9.99/mo
Chat Q&A with video	Yes	No	Yes	No	Yes

NoteGPT is the closest on file uploads but has no speaker identification; see the full NoteGPT vs ScreenApp breakdown.

Who uses it

Students turn lecture and Zoom or Teams recordings into timestamped study notes. Business teams pull action items, decisions, and speaker-attributed quotes from meetings, webinars, and training, see the meeting recorder or meeting note taker. Creators mine long-form videos for quotes and clips, with transcripts feeding text-based video editors like Descript. Researchers process interviews and conference talks with speaker attribution, ready to cite, in batches.

FAQ

What is a video summarizer?

A tool that turns a video into a text summary. You upload a file or paste a URL, and it transcribes the audio, identifies speakers, pulls out key points, and creates timestamped chapters.

Is it free?

Yes. 1 free recording + 7-day Growth trial, up to 45 minutes each, no signup. The free tier includes the full feature set: chapters, speaker identification, chat Q&A, and exports.

How does it work?

Speech recognition transcribes the audio at high accuracy, then a language model pulls out the main arguments, conclusions, and action items. Pick your output format (timestamped chapters, key points, action items, or full transcript) and export to PDF, Word, or text. Most videos finish in 2-3 minutes.

How is this different from ChatGPT?

ChatGPT only reads text and images; it can’t open video files or fetch video URLs. This tool takes the video itself (MP4, MOV, AVI uploads, or links from YouTube, Instagram, TikTok, Facebook) and transcribes, identifies speakers, and summarizes.

How accurate is the transcription?

Around 2-3% word error rate on clean, single-speaker audio, rising to roughly 8-12% on noisy, multi-speaker video like meetings, calls, and field recordings. It handles accents and technical terms, and confidence indicators flag sections worth a manual check. Full per-language and per-condition benchmarks are on the accuracy page.

How long does processing take?

2-3 minutes for most videos. A 2-hour lecture takes about the same time as a 10-minute clip because processing runs in parallel.

Can AI summarize a YouTube video?

Yes. Paste any public or unlisted YouTube URL and the tool reads the video directly, no download needed. The summary comes with clickable timestamps that link back to the original video. For private videos, download the file and upload it instead.