Skip to content

Browser Ext.

Eightify

AI YouTube summarizer that turns any video into key takeaways and timestamps.

Category
Browser Ext.
Pricing
FREEMIUM
Models
Multi-model
Verified
Jun 13, 2026

Eightify is an AI summarizer for YouTube, delivered as a browser extension with companion mobile apps. It condenses a video into key insights, a short overview, and timestamped sections so you can grasp the main points in seconds and jump straight to what matters, with summaries and translations in 40+ languages. Summaries are generated using ChatGPT and Claude, and it handles videos up to several hours long.

Pros & cons

  • Fast timestamped YouTube summaries
  • Works on Chrome, iOS, and Android
  • 40+ language summaries and translations
  • Handles very long videos
  • Powered by Claude and ChatGPT
  • Free tier limited to a few summaries
  • Focused on YouTube only
  • Subscription needed for unlimited use
  • Summary quality varies by video

Tags

View all Browser Ext.
  • View Glarity details
    Browser Ext.FREEMIUMOpen core

    Glarity

    Felo Inc.

    Summarize YouTube, search, and any page with ChatGPT — free and ad-free.

    Open-source browser extension that adds AI summaries and translation across the web: YouTube videos, Google/Bing results, PDFs, emails, and arbitrary pages. Works free and ad-free out of the box, with an option to bring your own model key for heavier use.

    Worth knowing

    Made by Felo Inc. — the team behind the Felo AI search engine — and released open-source on GitHub under the sparticleinc org.

    • summarize
    • youtube
    • translate
    • open-source
  • View Recall details
    Browser Ext.FREEMIUM

    Recall

    Recall

    Your AI-powered personal knowledge base.

    A personal knowledge base that saves, summarizes, and connects content from anywhere — articles, videos, PDFs — then lets you chat with it using the AI model of your choice. Capture from a Chrome or Firefox extension, the web app, or mobile, with spaced-repetition review to keep what you save.

    Worth knowing

    Rebranded from getrecall.ai to recall.it; lets you pick which AI model summarizes each saved item.

    • knowledge-base
    • summarization
    • save-later
    • spaced-repetition
  • View Glasp details
    Browser Ext.FREEMIUM

    Glasp

    Glasp

    Highlight, summarise, and chat with anything you read on the web.

    Web-highlighter + AI extension. Save passages from any page, then ask AI for summaries, related ideas, or chat across your knowledge base. BYO key keeps your reading history private.

    Worth knowing

    Founded in SF in 2021 around a 'digital legacy' mission — preserving your learnings for future generations.

    • highlights
    • read-later
    • summarize
    • byo-key
  • View Sider details
    Browser Ext.FREEMIUM

    Sider

    Sider AI

    Multi-model AI side-panel for any browser tab.

    Browser extension that drops a Claude / GPT / Gemini panel onto any page — summarize the article, chat with the PDF, translate the YouTube transcript. Pluggable across providers in one subscription.

    Worth knowing

    Founded in 2023 by Joel Liu and based in Boston; the extension now reports over 10 million active users.

    • browser
    • side-panel
    • multi-model
    • summarize