Quick Percentage Calculator

by Space Hot Dogs · Tools

Manifest V3 Free

View in Chrome Web Store Data as of 19 Oct 2026

Quickly calculate percentage discounts and percentage differences between numbers.

Users

−1 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#266K

#221K among extensions

Version

2.3

updated 28 Jan 2026

Users

monthly, 9 months

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

Ratings count

monthly, 9 months

Latest, 19 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 Quick Percentage Calculator

Quick Percentage Calculator is a lightweight browser extension designed to make percentage calculations fast and effortless. The extension allows users to: • Apply common percentage discounts with one click • Enter custom percentage values • Instantly see calculated results • Calculate the percentage difference between two numbers • Copy results to the clipboard for quick reuse All calculations are performed locally within the popup. The extension does not collect, store, or transmit any user data and does not require special permissions. Quick Percentage Calculator is ideal for quick price checks, comparisons, and everyday percentage calculations without leaving the browser.