Charles' Calculator

Unknown author · Tools

Open in Chrome Web Store

Users

Avg rating

5.0

Ratings

Updated

Jul 5, 2025

Media

1 item

Description

Quick, in-popup calculator—using math.js for correct order-of-operations. Charles' EZ calculator -- angles measured in radians, does things correctly, I think.

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
19
Description length
Characters in the listing description.
160
Media assets
Screenshots and videos on the listing.
1
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
45.4

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.