--- title: "Custom Style Script – Chrome extension stats, history and permissions" description: "10,000 users, rated 4.21 by 43 people. Version 0.1.8, updated 2026-06-16. Requests 3 permissions." url: "https://extensiontracker.com/extension/ecjfaoeopefafjpdgnfcjnhinpbldjij" --- # Custom Style Script Live in the Chrome Web Store. - Users: 10,000 - Rating: 4.21 from 43 ratings - Last checked: 2026-11-11 07:46 UTC - Users gained in 7 days: No change - Users gained in 30 days: No change (+0.0%) - Rank by users: #5,041 of 292,131 live extensions - Rank in Developer Tools: #442 of 30,442 ## The listing What the Chrome Web Store shows, as of the last check. Summary from the listing: > Add Custom JavaScript (JS) Code or Styles (CSS) to any page. - Extension ID: `ecjfaoeopefafjpdgnfcjnhinpbldjij` - Developer: [Grephy](https://extensiontracker.com/developer/u04a1722491dced799186d7c552449816) - Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing)) - Category: [Productivity › Developer Tools](https://extensiontracker.com/category/productivity/developer) - First published: 2015-12-15 - Last updated: 2026-06-16 - Version: `0.1.8` - Size: 51.25 KiB - Minimum Chrome: 88 - Languages (1): English - Support page: `https://mybrowseraddon.com/custom-style-script.html` - Chrome Web Store: - View its code or download CRX: - Search Google for the ID: ## Users over time One row per check, newest first, as shown on the Chrome Web Store. | Checked | Users | Rating | Ratings | | --- | ---: | ---: | ---: | | 2026-11-11 | 10,000 | 4.21 | 43 | | 2026-11-04 | 10,000 | 4.21 | 43 | | 2026-10-27 | 10,000 | 4.21 | 43 | | 2026-10-20 | 10,000 | 4.21 | 43 | | 2026-10-14 | 10,000 | 4.21 | 43 | | 2026-10-06 | 10,000 | 4.21 | 43 | | 2026-09-29 | 10,000 | 4.21 | 43 | | 2026-09-27 | 10,000 | 4.21 | 43 | ## What changed Every change found on a check, newest first. No changes found since tracking began on 2026-09-27. ## 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 2026-09-27. 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 - ``: Every website ### Sites where it runs scripts - ``: Every website ### Browser features - `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 | | --- | ---: | ---: | ---: | --- | | [Dark Mode](https://extensiontracker.com/extension/dmghijelimhndkbmpgbldicpogfkceaj) | 2,000,000 | 3.62 | 2,219 | Tools | | [Screen Recorder](https://extensiontracker.com/extension/dhopldobnfjeckokfjimfcdagmlhjdce) | 300,000 | 2.64 | 311 | Tools | | [WebRTC Control](https://extensiontracker.com/extension/fjkmabmdepjfammlpliljpnbhleegehm) | 300,000 | 4.56 | 235 | Developer Tools | | [Audio Downloader Prime](https://extensiontracker.com/extension/flainkeonkoanoijnkojmiiihnfdhipd) | 300,000 | 3.84 | 463 | Tools | | [Keep Awake (Display \| System)](https://extensiontracker.com/extension/apmicgkbejflkgeljipcebaoeigmangd) | 100,000 | 4.28 | 47 | Tools | | [Enhancer for WhatsApp™](https://extensiontracker.com/extension/fadfgobhjoibmjilddjdkeppljcmpbii) | 70,000 | 3.24 | 288 | Social Networking | | [Audio Recorder](https://extensiontracker.com/extension/ngkihcngbjapjmenfaglhpneoacehhgo) | 70,000 | 1.92 | 13 | Tools | | [Enhancer for Telegram™](https://extensiontracker.com/extension/dafiggkhlbbhfcpgggcfeeoliillkabn) | 50,000 | 3.69 | 344 | Social Networking | | [Video Downloader Prime](https://extensiontracker.com/extension/gipjangphphajpkddogjcpgaoiidennb) | 50,000 | 3.05 | 138 | Tools | | [Modify Header Value (HTTP Headers)](https://extensiontracker.com/extension/cbdibdfhahmknbkkojljfncpnhmacdek) | 40,000 | 3.29 | 55 | Developer Tools | All 18 extensions by [Grephy](https://extensiontracker.com/developer/u04a1722491dced799186d7c552449816). ## 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 2026-11-11 07:46 UTC; next check around 2026-11-19. How the data is collected: . ## Cite this page Extension Tracker. “Custom Style Script” (ecjfaoeopefafjpdgnfcjnhinpbldjij). Chrome Web Store data, last checked 2026-11-11. https://extensiontracker.com/extension/ecjfaoeopefafjpdgnfcjnhinpbldjij. Accessed 2026-11-13. ```bibtex @misc{extensiontracker_ecjfaoeopefafjpdgnfcjnhinpbldjij, title = {Custom Style Script (ecjfaoeopefafjpdgnfcjnhinpbldjij)}, author = {{Extension Tracker}}, year = {2026}, note = {Chrome Web Store data, last checked 2026-11-11}, url = {https://extensiontracker.com/extension/ecjfaoeopefafjpdgnfcjnhinpbldjij}, urldate = {2026-11-13} } ``` --- From Extension Tracker, a public record of the Chrome Web Store: . It isn't affiliated with Google. The data is free to reuse under CC 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`.