HighlightKit: Web & PDF Highlighter + Notes & AI Summarizer icon

HighlightKit: Web & PDF Highlighter + Notes & AI Summarizer

Established publisherManifest V3 Free
View in Chrome Web Store Data as of 18 Oct 2026

Highlight, annotate & organize web pages and PDFs with AI-powered summaries, tags, collections & reader mode.

Users
32
+7 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#130K
#108K among extensions
Version
1.0.0
updated 2 May 2026

Users

monthly, 6 months
01632Apr 2026Aug 2026Oct 2026
Latest, 18 Oct 2026: 32 usersMove the mouse over the chart for any month

Ratings count

monthly, 6 months
001Apr 2026Aug 2026Oct 2026
Latest, 18 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About HighlightKit: Web & PDF Highlighter + Notes & AI Summarizer

HIGHLIGHT & ANNOTATE - 12 Vibrant Colors: Highlight text on any web page, PDF, or YouTube transcript. - Contextual Notes: Add personal insights and thoughts to any highlight. - Star Highlights: Mark important information for instant access later. - Standalone Notes: Create notes independently without needing a source page. - Floating Toolbar: Customizable actions for a fast, distraction-free workflow. ORGANIZE WITH TAGS & COLLECTIONS - Collections: Group your highlights by project, topic, or specific purpose. - Flexible Tagging: Use tags for easy categorization and cross-referencing. - Advanced Filtering: Sort by color, domain, date, stars, tags, or collections. - Full-Text Search: Find anything across all highlights, notes, and clipped articles. - Smart Reminders: Set notifications to revisit your highlights exactly when you need them. AI-POWERED SUMMARIES & ANALYSIS - Summarize: Get key points delivered in 2-3 concise bullets. - Explain: Break down complex concepts into simple, easy-to-understand terms. - Rewrite & Extract: Simplify text or pull actionable insights from any content. - Custom AI Providers: Supports OpenAI, Claude, Google Gemini, and local models. - Multi-language Support: Generate AI output in over 25 languages. YOUTUBE TOOLS - Transcript Highlighting: Mark colors and notes directly on YouTube transcripts. - Video Summarization: Use AI to turn long videos into clear, readable summaries. - Instant Translation: Translate transcripts into 25+ languages on demand. - Seamless Sync: All YouTube data stays organized within your main library. READER MODE & SAVE LATER - Clean Reading: Distraction-free interface with Light, Dark, Sepia, and High Contrast themes. - Text-to-Speech: Listen to any article with a searchable, high-quality voice picker. - Instant Bookmark: Save any page with Alt+B or clip full articles for offline reading. - Easy Export: Download your data as Markdown, JSON, or HTML for external use. PRIVACY FIRST - Local Storage: All your data is stored locally within your browser. - No Account Required: No cloud tracking—your highlights never leave your device. ------------------------------------------------------------ HighlightKit — The ultimate companion for researchers, students, and digital readers.

Growth

WindowUsersChangeRatingsRating
7 days+1+3.2%00.00
30 days+7+28.0%00.00

Chrome Web Store search rankings

Where HighlightKit: Web & PDF Highlighter + Notes & AI Summarizer appears when people search the store, with the 30 day change
Search phrasePosition30 days
summarize pdf#99new

Version history

1 versions recorded
1.0.028 Apr 2026

Details

Category
Workflow & Planning
First seen
28 Apr 2026
Size
1.0 MB
Languages
en, vi, es, zh-CN, zh-TW, ja
Pricing
Free
Privacy policy
highlightkit.com
Support
highlightkit.com
Extension ID
fejodokmdknmdckehfdfddkopempanim

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
storageunlimitedStoragecontextMenusscriptingsidePanelclipboardWritealarmsnotificationsdeclarativeNetRequesttabswebNavigation
Site access
<all_urls>
Can read and change data on every website you visit.

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