Lokia - Dual Subtitles & Language Learning Firefox

Lokia - Dual Subtitles & Language Learning

By: kenyjr Add-on
Dual subtitles on YouTube and Netflix. Click words to translate, save vocabulary, and review on lokia-app.com.
Lokia - Dual Subtitles & Language LearningLokia - Dual Subtitles & Language LearningLokia - Dual Subtitles & Language LearningLokia - Dual Subtitles & Language LearningLokia - Dual Subtitles & Language Learning
Download Install

Features & Capabilities

Watch YouTube and Netflix in two languages at once. Lokia shows dual subtitles (original + translation) directly on the player.

FREE WITHOUT ACCOUNT • Dual subtitles on any YouTube video or Netflix title with captions • Choose your learning language in the extension popup • Lightweight overlay that stays out of your way

FREE WITH ACCOUNT (lokia-app.com) • Unlimited click-to-translate on subtitle words • Save new words to your vocabulary (5 words per day) • Sync vocabulary to lokia-app.com for flashcards and review

PREMIUM (optional, on lokia-app.com) • Unlimited word saving from the extension • Import YouTube videos to your Lokia library

HOW IT WORKS

  1. Install the extension and open a YouTube video or Netflix title with subtitles
  2. Turn on dual subtitles from the Lokia panel
  3. Click any word for an instant translation
  4. Save words to your account and review them on lokia-app.com
Perfect for English, Spanish, French, German, Russian, Korean, Japanese, and 50+ learning languages.

User Growth & Download Statistics

Manifest V2 Add-on
By:
kenyjr
Daily users:
2 1
Rating:
5.00
(1)
Version:
1.4.3 Last updated: 2026-07-06
Version code:
6341734
Creation date:
2025-06-19
Risk:
High risk impact Moderate risk likelihood
Permissions:
  • storage
  • activeTab
  • tabs
  • https://api.lokia-app.com/*
  • https://www.youtube.com/*
  • https://www.netflix.com/*
Content scripts matches:
  • www.youtube.com
  • www.netflix.com
  • netflix.com
  • *.netflix.com
Size:
232.32KB
Email:
su*****@lokia-app.com
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Firefox Add-ons Store
Data ingested on:
2026-07-14
Compare stats and ranking:

Ranking

# 58,896 ▲ 22,140
Other rankings
#157 in learn keyword 31 ▲ 41#222 in language keyword 46 ▲

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.
Developed by:
kenyjr
Firefox Add-ons Store
https://addons.mozilla.org/firefox/addon/lokia/
Email:
su*****@lokia-app.com
Website:
https://lokia-app.com/

Is Lokia - Dual Subtitles & Language Learning Safe?

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Lokia - Dual Subtitles & Language Learning requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
  • Critical ******* ****** ** *** ********* ******** ************** ************ ***********
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

Lokia - Dual Subtitles & Language Learning is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
  • High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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