PDF Dark Reader

Unknown author · Education

Open in Chrome Web Store

Users

Avg rating

5.0

Ratings

Updated

May 6, 2026

Media

1 item

Description

Adds toggleable dark mode to js-based PDF viewers, likes ones used on school websites. Yes, this extension works for lecture slides on school websites! Tired of bright white PDFs while studying? PDF Dark Reader adds a toggleable dark theme to PDF.js viewers embedded on school and university websites - no more eye strain. Features: - Toggle dark mode per tab, or enable Persistent Mode to apply it automatically on every PDF.js viewer you visit. - Won't interfere with your browser's existing dark theme or other dark mode extensions. - Pairs well with a general dark mode extension for a complete dark experience. Note: Targets PDF.js viewers hosted on websites only. Does not affect PDFs opened directly from your device in the browser's built-in viewer.

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
15
Description length
Characters in the listing description.
784
Media assets
Screenshots and videos on the listing.
1
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
40.5

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.