Caption Styler for YouTube

by claudekoo · Functionality & UI

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Adjust YouTube caption styles to your liking.

Users

+15 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#156K

#130K among extensions

Version

1.0.0

updated 8 Sep 2026

Users

monthly, 1 months

Latest, 16 Oct 2026: 18 usersMove the mouse over the chart for any month

Ratings count

monthly, 1 months

Latest, 16 Oct 2026: 1 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 Caption Styler for YouTube

Are you unsatisfied with YouTube's default caption options? Then this extension might be for you! Caption Styler for YouTube lets you change (besides the options from YouTube): - Font family and weight (e.g., semi-bold, bold) - Exact font size in pixels - Background opacity (from solid to completely transparent) - Horizontal and vertical background padding - Background rounded corner radius - Caption window background color, opacity, padding, and corner radius - Line spacing for multi-line subtitles - Text edge effects (such as soft drop shadows) with adjustable strength How to use: 1. Play any YouTube video and turn on captions (CC). 2. Click the Caption Styler icon in your browser toolbar. 3. Adjust your settings, changes apply to your video instantly. Disclaimer: Caption Styler for YouTube is an independent project and is not affiliated with, endorsed by, or sponsored by YouTube or Google LLC. Feedback & Bug Reports: Found an issue or want a new feature? Contact me at me@claudekoo.dev