---
title: "Subtitles for Language Learning (Prime Video) – Chrome extension stats, history and permissions"
description: "100,000 users, rated 3.69 by 120 people. Version 2.1.00, updated 2026-04-04. Requests 6 permissions."
url: "https://extensiontracker.com/extension/hlofmmmlhfelbfhcpapoackkglljfcnb"
---

# Subtitles for Language Learning (Prime Video)

Live in the Chrome Web Store.

- Users: 100,000
- Rating: 3.69 from 120 ratings
- Last checked: 2026-09-27 02:35 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #1,082 of 264,702 live extensions
- Rank in Accessibility: #69 of 7,982

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Add foreign language subtitle display and dictionary function on Amazon Prime Video.

- Extension ID: `hlofmmmlhfelbfhcpapoackkglljfcnb`
- Developer: [subtitlesfll.com](https://extensiontracker.com/developer/ua8be2ef71525d82d40f2f76e9125809b)
- Category: [Make Chrome Yours › Accessibility](https://extensiontracker.com/category/make_chrome_yours/accessibility)
- First published: 2021-01-16
- Last updated: 2026-04-04
- Version: `2.1.00`
- Size: 39.83 MiB
- Minimum Chrome: 88
- Languages (15): Deutsch, English, English (United Kingdom), English (United States), español, français, italiano, português (Brasil), português (Portugal), svenska, العربية, हिन्दी, 中文（中国）, 中文（台灣）, 日本語
- Support page: `https://www.subtitlesfll.com/form`
- Chrome Web Store: <https://chromewebstore.google.com/detail/subtitles-for-language-le/hlofmmmlhfelbfhcpapoackkglljfcnb>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=hlofmmmlhfelbfhcpapoackkglljfcnb>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 100,000 | 3.69 | 120 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## What it can access

From the extension's manifest, in plain language.

### Sites

- `https://*.opensubtitles.org/*`: opensubtitles.org and its subdomains
- `https://*.subtitlesfll.com/*`: subtitlesfll.com and its subdomains
- `https://clients5.google.com/*`: clients5.google.com

### Sites where it runs scripts

- `https://www.amazon.ae/*`: www.amazon.ae
- `https://www.amazon.ca/*`: www.amazon.ca
- `https://www.amazon.cn/*`: www.amazon.cn
- `https://www.amazon.co.jp/*`: www.amazon.co.jp
- `https://www.amazon.co.uk/*`: www.amazon.co.uk
- `https://www.amazon.com.au/*`: www.amazon.com.au
- `https://www.amazon.com.br/*`: www.amazon.com.br
- `https://www.amazon.com.mx/*`: www.amazon.com.mx
- `https://www.amazon.com.tr/*`: www.amazon.com.tr
- `https://www.amazon.com/*`: www.amazon.com
- `https://www.amazon.de/*`: www.amazon.de
- `https://www.amazon.es/*`: www.amazon.es
- `https://www.amazon.fr/*`: www.amazon.fr
- `https://www.amazon.in/*`: www.amazon.in
- `https://www.amazon.it/*`: www.amazon.it
- `https://www.amazon.nl/*`: www.amazon.nl
- `https://www.amazon.se/*`: www.amazon.se
- `https://www.amazon.sg/*`: www.amazon.sg
- `https://www.primevideo.com/*`: www.primevideo.com

### Browser features

- `background`: Keep running in the background
- `storage`: Save settings and data in your browser
- `unlimitedStorage`: Store more data than the usual limit

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-09-27 02:35 UTC; next check around 2026-10-02.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Subtitles for Language Learning (Prime Video)” (hlofmmmlhfelbfhcpapoackkglljfcnb). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/hlofmmmlhfelbfhcpapoackkglljfcnb. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_hlofmmmlhfelbfhcpapoackkglljfcnb,
  title   = {Subtitles for Language Learning (Prime Video) (hlofmmmlhfelbfhcpapoackkglljfcnb)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/hlofmmmlhfelbfhcpapoackkglljfcnb},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/hlofmmmlhfelbfhcpapoackkglljfcnb>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.