---
title: "BlueLight Filter Pro – Chrome extension stats, history and permissions"
description: "133 users, rated 5.00 by 1 person. Version 1.33, updated 2025-10-21. Requests 4 permissions."
url: "https://extensiontracker.com/extension/cefolelfbacmljhmddlbmdnlakblagjj"
---

# BlueLight Filter Pro

Live in the Chrome Web Store.

- Users: 133
- Rating: 5.00 from 1 rating
- Last checked: 2026-11-02 17:12 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: +10 (+8.1%)
- Rank by users: #60,220 of 292,131 live extensions
- Rank in Tools: #18,893 of 115,641

## The listing

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

Summary from the listing:

> Protect your eye health by filtering blue light.

- Extension ID: `cefolelfbacmljhmddlbmdnlakblagjj`
- Developer: [hefangsheng](https://extensiontracker.com/developer/u077260c0cfa05f2c9fa35456c11dba6c)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2025-05-11
- Last updated: 2025-10-21
- Version: `1.33`
- Size: 37.17 KiB
- Minimum Chrome: 88
- Languages (7): Deutsch, English, español, français, português (Brasil), русский, 中文（中国）
- Privacy policy: `https://basalt-unicorn-15b.notion.site/Privacy-Policy-1eadbb8838bb807a9bd8ce6137e4912d?pvs=4`
- Chrome Web Store: <https://chromewebstore.google.com/detail/bluelight-filter-pro/cefolelfbacmljhmddlbmdnlakblagjj>
- View its code or download CRX: <https://crxpeek.com/extension/cefolelfbacmljhmddlbmdnlakblagjj>
- Search Google for the ID: <https://www.google.com/search?q=%22cefolelfbacmljhmddlbmdnlakblagjj%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-02 | 133 | 5.00 | 1 |
| 2026-10-04 | 123 | 5.00 | 1 |
| 2026-09-26 | 133 | 5.00 | 1 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-26.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-09-26.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `<all_urls>`: Every website

### Sites where it runs scripts

- `<all_urls>`: Every website

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Chrome Memory Manager](https://extensiontracker.com/extension/iicapoomcgmahhkeiadjgcallhifpgdk) | 310 | – | – | Tools |
| [Screen Lighting Plugin](https://extensiontracker.com/extension/bbjmhdblcdjldehbejghglfepbjcmeia) | 89 | – | – | Tools |
| [1SO SearchHub](https://extensiontracker.com/extension/lojjckopababijcnckabcilfkbgajnbo) | 24 | – | – | Tools |
| [Pure Blank Board](https://extensiontracker.com/extension/hgckhognojofihdcfnblfahckfnphdnp) | 19 | – | – | Tools |
| [ClawMe](https://extensiontracker.com/extension/deppenilkckckagcgngpehndoijjlank) | 15 | – | – | Tools |
| [边一下 · Sidebar Tab Manager](https://extensiontracker.com/extension/jfiolpcekhegafocnpjgaldobapkhpfn) | 3 | – | – | Tools |
| [Cursor Effects](https://extensiontracker.com/extension/pdmadppcaegooddpmkdnllldaojjafej) | 3 | 4.00 | 1 | Just for Fun |
| [GIF Grabber for YouTube](https://extensiontracker.com/extension/maghaieennepfkiblgddepcpfhgeiknp) | 3 | – | – | Tools |

All 9 extensions by [hefangsheng](https://extensiontracker.com/developer/u077260c0cfa05f2c9fa35456c11dba6c).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-11-02 17:12 UTC; next check around 2026-12-05.

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

## Cite this page

Extension Tracker. “BlueLight Filter Pro” (cefolelfbacmljhmddlbmdnlakblagjj). Chrome Web Store data, last checked 2026-11-02. https://extensiontracker.com/extension/cefolelfbacmljhmddlbmdnlakblagjj. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_cefolelfbacmljhmddlbmdnlakblagjj,
  title   = {BlueLight Filter Pro (cefolelfbacmljhmddlbmdnlakblagjj)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-02},
  url     = {https://extensiontracker.com/extension/cefolelfbacmljhmddlbmdnlakblagjj},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/cefolelfbacmljhmddlbmdnlakblagjj>. 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. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.