--- title: "Checker Plus for Google Calendar™ – Chrome extension stats, history and permissions" description: "300,000 users, rated 4.28 by 2,059 people. Version 47.0, updated 2026-10-14. Requests 14 permissions." url: "https://extensiontracker.com/extension/hkhggnncdpfibdhinjiegagmopldibha" --- # Checker Plus for Google Calendar™ Live in the Chrome Web Store. - Users: 300,000 - Rating: 4.28 from 2,059 ratings - Last checked: 2026-11-10 19:32 UTC - Users gained in 7 days: No change - Users gained in 30 days: No change (+0.0%) - Rank by users: #631 of 292,131 live extensions - Rank in Workflow & Planning: #216 of 49,294 ## The listing What the Chrome Web Store shows, as of the last check. Summary from the listing: > See your next events, get meeting notifications and snooze events without opening the Google Calendar page! - Extension ID: `hkhggnncdpfibdhinjiegagmopldibha` - Developer: [JasonSavard.com](https://extensiontracker.com/developer/u10d245b99b25a4e6fb7f657226bf679d) - Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing)) - Category: [Productivity › Workflow & Planning](https://extensiontracker.com/category/productivity/workflow) - First published: 2010-06-11 - Last updated: 2026-10-14 - Version: `47.0` - Size: 1.51 MiB - Minimum Chrome: 88 - Languages (41): Deutsch, English, English (United Kingdom), Nederlands, Tiếng Việt, Türkçe, català, dansk, eesti, español, español (Latinoamérica), français, hrvatski, italiano, latviešu, lietuvių, magyar, norsk, polski, português (Brasil), português (Portugal), română, slovenčina, slovenščina, suomi, svenska, čeština, Ελληνικά, български, русский, српски, українська, עברית, العربية, فارسی, हिन्दी, ไทย, 中文（中国）, 中文（台灣）, 日本語, 한국어 - Website: `jasonsavard.com` - Support page: `https://jasonsavard.com/wiki/Checker_Plus_for_Google_Calendar` - 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 | 300,000 | 4.28 | 2,059 | | 2026-11-04 | 300,000 | 4.28 | 2,059 | | 2026-10-28 | 300,000 | 4.28 | 2,059 | | 2026-10-21 | 300,000 | 4.28 | 2,060 | | 2026-10-15 | 300,000 | 4.27 | 2,061 | | 2026-10-13 | 300,000 | 4.42 | 2,061 | | 2026-10-06 | 300,000 | 4.42 | 2,060 | | 2026-09-29 | 300,000 | 4.42 | 2,059 | | 2026-09-27 | 300,000 | 4.42 | 2,059 | ## What changed Every change found on a check, newest first. - 2026-10-15: New version `47.0`, replacing `46.2.3`. - 2026-09-29: New version `46.2.3`, replacing `46.2.2`. ## 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. ### Browser features - `activeTab`: The tab you're on, only after you click the extension - `alarms`: Run tasks on a schedule - `contextMenus`: Add items to the right-click menu - `gcm`: Receive push messages - `identity`: Sign you in with your Google account - `idle`: Detect when you're away from the computer - `notifications`: Show notifications - `offscreen`: Open a hidden page for background work - `scripting`: Run scripts on sites it can reach - `sidePanel`: Show a side panel - `storage`: Save settings and data in your browser - `system.display`: Read your screen setup - `tts`: Read text aloud - `unlimitedStorage`: Store more data than the usual limit ### Asked for later, if you agree - `background`: Keep running in the background - `https://calendar.google.com/`: calendar.google.com ## More from this developer Other extensions from the same publisher account. | Extension | Users | Rating | Ratings | Category | | --- | ---: | ---: | ---: | --- | | [Checker Plus for Gmail™](https://extensiontracker.com/extension/oeopbcgkkoapgobdbedcemjljbihmemj) | 1,000,000 | 4.28 | 12,712 | Workflow & Planning | | [Explain and Send Screenshots](https://extensiontracker.com/extension/mdddabjhelpilpnpgondfmehhcplpiin) | 100,000 | 4.47 | 1,157 | Tools | | [Webmail Ad Blocker](https://extensiontracker.com/extension/cbhfdchmklhpcngcgjmpdbjakdggkkjp) | 90,000 | 4.36 | 1,395 | Workflow & Planning | | [Checker Plus for Google Drive™](https://extensiontracker.com/extension/pppfmbnpgflleackdcojndfgpiboghga) | 30,000 | 4.47 | 238 | Workflow & Planning | | [Recent Tabs](https://extensiontracker.com/extension/ocllfmhjhfmogablefmibmjcodggknml) | 20,000 | 4.23 | 387 | Tools | All 6 extensions by [JasonSavard.com](https://extensiontracker.com/developer/u10d245b99b25a4e6fb7f657226bf679d). ## 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 19:32 UTC; next check around 2026-11-17. How the data is collected: . ## Cite this page Extension Tracker. “Checker Plus for Google Calendar™” (hkhggnncdpfibdhinjiegagmopldibha). Chrome Web Store data, last checked 2026-11-10. https://extensiontracker.com/extension/hkhggnncdpfibdhinjiegagmopldibha. Accessed 2026-11-13. ```bibtex @misc{extensiontracker_hkhggnncdpfibdhinjiegagmopldibha, title = {Checker Plus for Google Calendar™ (hkhggnncdpfibdhinjiegagmopldibha)}, author = {{Extension Tracker}}, year = {2026}, note = {Chrome Web Store data, last checked 2026-11-10}, url = {https://extensiontracker.com/extension/hkhggnncdpfibdhinjiegagmopldibha}, 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`.