Rakuten TV SubStyler: customize subtitles

Name: Rakuten TV SubStyler: customize subtitles
Author: Streaming Extensions

Extension to customize captions and subtitles on Rakuten TV. Change text size, font, color, and add background.

As of June 2026, Rakuten TV SubStyler: customize subtitles has 62 users in the fun category.

Streaming Extensions fun

Chrome Web Store ↗.crx

Users+10.7%

Rating0%

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— reviews

Reviews0%

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Version

1.0.6

Manifest V3

History

9 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	56	—	—	1.0.6
Apr 11, 2026	63	—	—	1.0.6
Apr 21, 2026	54	—	—	1.0.6
Apr 25, 2026	59	—	—	1.0.6
May 3, 2026	56	—	—	1.0.6
May 9, 2026	52	—	—	1.0.6
May 17, 2026	63	—	—	1.0.6
May 26, 2026	68	—	—	1.0.6
Jun 5, 2026	60	—	—	1.0.6
Now	62	—	—	1.0.6

Permissions & access

Permissions: storage
Host access: *://*.rakuten.tv/*

Screenshots

Rakuten TV SubStyler: customize subtitles screenshot 1

About

"Wake up your inner artist and express your creativity by customizing RakutenTV subtitle style.

Even though you usually don’t use movie captions, you may consider starting after checking out all the settings this extension has to offer.

✅Now you’re able to:

1️⃣Choose custom text color,🎨
2️⃣Adjust text size,📏 
3️⃣Add text outline and choose its color,🌈
4️⃣Add text background, choose its color and adjust the opacity🔠
5️⃣Choose font family🖋
♾️Feeling artistic? Here’s another bonus: all the colors can be chosen either from a built-in color picker or by entering RGB value, creating almost endless style possibilities. 
Take the subtitle customization to the next level with RakutenTV SubStyler and let your imagination run wild!!😊 

Too many options? Worry not! Check out some basic settings, such as text size and background.

All you need to do is add Rakuten TV SubStyler extension to your browser, manage available options in the control panel and adjust subtitles to your own preferences. It’s as simple as that!🤏

⚠️ ❗**Disclaimer: All product and company names are trademarks or registered trademarks of their respective holders. This extension holds no association or affiliation with them or any third-party companies.**❗⚠️ "