Lumo Quick Calculator

by https://lumocalculator.com · lumocalculator.com · Tools

Established publisherManifest V3 Free

View in Chrome Web Store Data as of 19 Oct 2026

A simple calculator for quick calculations. Provided by LumoCalculator.com.

Users

+2 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#247K

#207K among extensions

Version

1.0

updated 15 Oct 2025

Users

monthly, 12 months

Latest, 19 Oct 2026: 5 usersMove the mouse over the chart for any month

Ratings count

monthly, 12 months

Latest, 19 Oct 2026: 1 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 Lumo Quick Calculator

Tired of opening a new tab just for a simple calculation? Lumo Quick Calculator is a lightweight and beautifully designed calculator that lives right in your browser toolbar. Perfect for quick math, percentage checks, or any calculation you need to do on the fly without interrupting your workflow. Features: * Standard & Scientific Operations: Includes all the basics, plus square, square root, and inverse functions. * Clean & Simple Interface: An intuitive, ad-free design that's easy on the eyes. * Keyboard Support: Use your keyboard for faster calculations. * Lightweight & Fast: Doesn't slow down your browser. This extension is proudly provided by LumoCalculator.com, your home for a wide array of online calculators.