Is CheckRun safe to install?

What data it declares

The developer declares that it does not collect or use your data.

The developer also certifies that your data is not sold to third parties outside approved uses, not used for purposes unrelated to the extension's core function, and not used to decide creditworthiness or lending.

The listing links to a privacy policy.

This is the developer's own declaration in the Chrome Web Store. We cannot check it against what the extension does.

What Chrome asks you to allow

When you add it, Chrome asks you to allow it to:

• Read and change your data on oauth2.googleapis.com, www.googleapis.com, and sheets.googleapis.com
• Read your browsing history
• Display notifications

Derived from the manifest by Chrome's documented rules; the dialog's exact wording depends on your Chrome version and language. Chrome asks again if an update requests more.

What it can reach

Specific sites only: 3 match patterns.

• https://oauth2.googleapis.com/* only oauth2.googleapis.com
• https://www.googleapis.com/* only www.googleapis.com
• https://sheets.googleapis.com/* only sheets.googleapis.com

Reaches your browsing data or every site

• See the address and title of every tab you have open tabs

Worth knowing

• Sign you in with a Google account identity

Routine for an extension

• Act on the current tab, but only after you click it activeTab
• Schedule work to run later alarms
• Show you notifications notifications
• Open a panel beside the page sidePanel
• Store data in your browser storage

Sites that can connect to it

Web pages matching these patterns can open a messaging channel to it: 4 site patterns.

• https://checkrun.co/* only checkrun.co
• https://*.checkrun.co/* checkrun.co and all its subdomains
• https://checkrun.pro/* only checkrun.pro

Declared as externally connectable in the manifest: a page on these sites can exchange messages with the extension, for example to tell it you have signed in. It does not give the page access to your browser.

How usual this is for its category

In Productivity · Workflow, 19% of extensions ask for access to every site. This one: Access to specific sites only.

The typical extension there declares 3 browser permissions; this one declares 7 browser permissions.

• See the address and title of every tab you have open (tabs): 33% of extensions in this category ask for it.

Counted over the live extensions of the same category after our latest full pass of the store. A share is context, not a verdict: what is normal depends on what the extension is for.

Who uses it and how it is kept up

19 users

• Last updated in the store 158 days ago, on 2026-05-28.
• No new version in the last 90 days.

What the store shows

• Established publisher The store's badge for publishers with a good record and no history of violations.

Has it asked for more over time?

This is the question a permission list on its own cannot answer. An extension that shipped narrow and widened later is a different proposition from one that always asked for the same thing.

The permissions this extension requests have not changed since we started watching it.

Who publishes it

gingermanymph, who publishes 2 listings we track. This listing has been in the store since 2026-05-26 and was last updated on 2026-05-28.

Similar extensions that ask for less

Listings close to this one in what they say they do, which declare less reach. Less reach is not a verdict on either: compare what each needs for the job.

1. Checklist Universe No site access · 2 permissions 126 users ★ 3.5
2. Checkit No site access · 2 permissions 77 users ★ 5.0
3. Checklist No site access · 2 permissions 35 users ★ 5.0

How to check or remove it in Chrome

1. Type chrome://extensions in the address bar and find the extension in the list.
2. Open its details. The site access setting shows where it can run; set it to run only on click and it reaches a page only after you press its icon.
3. To uninstall it, choose Remove on the same page.

Questions people ask

What can CheckRun access?

Specific sites only: 3 match patterns. It declares 7 browser permissions.

What data does CheckRun collect?

The developer declares that it does not collect or use your data. This is the developer's own declaration in the Chrome Web Store. We cannot check it against what the extension does.

Has CheckRun asked for more permissions over time?

The permissions this extension requests have not changed since we started watching it.

Does CheckRun publish a privacy policy?

Yes, the store listing links to a privacy policy.