--- title: "Exploratory Tester – Chrome extension stats, history and permissions" description: "10,000 users, rated 4.24 by 21 people. Version 1.6.6, updated 2026-11-02. Requests 5 permissions." url: "https://extensiontracker.com/extension/plnfgfalepnddfpghbpllojogojgnpdc" --- # Exploratory Tester Live in the Chrome Web Store. - Users: 10,000 - Rating: 4.24 from 21 ratings - Last checked: 2026-11-10 19:35 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: > Get the Test Report Before You Start Testing - Automated exploratory & accessibility testing - Extension ID: `plnfgfalepnddfpghbpllojogojgnpdc` - Developer: [SelectorsHub](https://extensiontracker.com/developer/u4698647846035b295f5a657f894e32f6) - 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: 2026-01-28 - Last updated: 2026-11-02 - Version: `1.6.6` - Size: 828 KiB - Minimum Chrome: 88 - Languages (14): Deutsch, English, Indonesia, español, français, italiano, português (Brasil), português (Portugal), русский, हिन्दी, 中文（中国）, 中文（台灣）, 日本語, 한국어 - Website: `selectorshub.com` - Support page: `https://selectorshub.com/contact-us/` - 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 | | --- | ---: | ---: | ---: | | 2026-11-10 | 10,000 | 4.24 | 21 | | 2026-11-03 | 10,000 | 4.24 | 21 | | 2026-10-27 | 10,000 | 4.24 | 21 | | 2026-10-20 | 10,000 | 4.24 | 21 | | 2026-10-18 | 10,000 | 4.24 | 21 | | 2026-10-12 | 10,000 | 4.20 | 20 | | 2026-10-09 | 10,000 | 4.20 | 20 | | 2026-10-02 | 10,000 | 4.37 | 19 | | 2026-09-27 | 10,000 | 4.37 | 19 | ## What changed Every change found on a check, newest first. - 2026-11-03: New version `1.6.6`, replacing `1.6.5`. - 2026-11-03: Now listed in 14 languages, from 1. - 2026-10-20: New version `1.6.5`, replacing `1.6.4`. - 2026-10-12: New version `1.6.4`, replacing `1.6.3`. ## 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 - `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 - `tabs`: Read the addresses and titles of your tabs ## More from this developer Other extensions from the same publisher account. | Extension | Users | Rating | Ratings | Category | | --- | ---: | ---: | ---: | --- | | [Check My Links](https://extensiontracker.com/extension/aajoalonednamcpodaeocebfgldhcpbe) | 90,000 | 4.61 | 109 | Developer Tools | | [Page Load Timer](https://extensiontracker.com/extension/bhklhaccecniahpolfcfjlhhnhogkfio) | 10,000 | 4.81 | 26 | Developer Tools | | [Screenshot with URL - Full Page Screenshot](https://extensiontracker.com/extension/ekobnhinclimmneheimhlokgmafjndog) | 10,000 | 4.88 | 68 | Developer Tools | | [Auto Data Filler](https://extensiontracker.com/extension/emejgoaioepelbhkhnfjpkmfbfmnfkbj) | 10,000 | 4.89 | 28 | Developer Tools | | [Claude Usage Meter](https://extensiontracker.com/extension/kgpahkcgadpnklinijdojapiadnfelae) | 10,000 | 4.73 | 320 | Tools | | [Testing Daily \| The Tester's Home Page](https://extensiontracker.com/extension/fpnceijpmnhdfjpgkaofcehohifomecd) | 8,000 | 4.93 | 158 | Developer Tools | | [CSSViewer](https://extensiontracker.com/extension/plnialnlnbaodbmoedcppffmgfmmghbj) | 8,000 | 4.18 | 11 | Developer Tools | | [Clear Cache](https://extensiontracker.com/extension/epompmcepniobjioaagepjacapcoofof) | 2,000 | 5.00 | 6 | Developer Tools | | [Modify Header](https://extensiontracker.com/extension/odpbebncejmlkaamjaoojkcfffbinlko) | 1,000 | 5.00 | 5 | Developer Tools | | [Request Maker](https://extensiontracker.com/extension/omkgomnijgmfgamakgafdfjakgkkgnff) | 1,000 | 5.00 | 8 | Developer Tools | All 14 extensions by [SelectorsHub](https://extensiontracker.com/developer/u4698647846035b295f5a657f894e32f6). ## 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 2026-11-10 19:35 UTC; next check around 2026-11-17. How the data is collected: . ## Cite this page Extension Tracker. “Exploratory Tester” (plnfgfalepnddfpghbpllojogojgnpdc). Chrome Web Store data, last checked 2026-11-10. https://extensiontracker.com/extension/plnfgfalepnddfpghbpllojogojgnpdc. Accessed 2026-11-13. ```bibtex @misc{extensiontracker_plnfgfalepnddfpghbpllojogojgnpdc, title = {Exploratory Tester (plnfgfalepnddfpghbpllojogojgnpdc)}, author = {{Extension Tracker}}, year = {2026}, note = {Chrome Web Store data, last checked 2026-11-10}, url = {https://extensiontracker.com/extension/plnfgfalepnddfpghbpllojogojgnpdc}, 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`.