Compact floating calculator

by dentaku · Education

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

A compact floating calculator on any webpage

Users

−2 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#231K

#193K among extensions

Version

1.0

updated 29 May 2025

Users

monthly, 17 months

Latest, 15 Oct 2026: 6 usersMove the mouse over the chart for any month

Ratings count

monthly, 17 months

Latest, 15 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Compact floating calculator

Add a compact, floating calculator to any webpage—perfect for quick calculations while browsing. This Firefox extension was inspired by the clean and efficient interface of https://web電卓.jp/, a popular web-based calculator in Japan. With this extension, you can: -Launch a simple calculator with one click -Use it without switching tabs -Perform basic arithmetic (+, –, ×, ÷) directly on any site -Quickly close or reopen it as needed -Enjoy a smooth, non-intrusive user experience Whether you're comparing prices, working on online spreadsheets, or studying math, this calculator stays with you—right on the page.