Quick Converter
Convert currency & units instantly.
Currently a direct download — load it in Chrome via Developer mode (steps below). Coming to the Chrome Web Store soon.
About Quick Converter
Quick Converter turns any number on a page into an instant conversion. Highlight a price, weight, temperature or distance and it shows the converted value right there — currencies use live exchange rates, and units cover kg/lbs, °C/°F, km/miles and more.
It's the fastest way to make sense of foreign prices and unfamiliar units while you read or shop. No login and no account — a Codaiman product. (Live currency rates are fetched from a free public exchange-rate service.)
Features
Highlight to convert
Select any number on a page to convert it instantly.
Currency conversion
Converts prices using live exchange rates.
Unit conversion
Handles kg/lbs, °C/°F, km/miles and more.
Right where you read
See the converted value in place — no separate tool.
Fast & simple
No setup — just highlight and go.
Free & private
No login, no account — a Codaiman product.
How to use Quick Converter
- 1Install Quick Converter and pin it to your toolbar.
- 2On any page, highlight a price, weight, temperature or distance.
- 3The converted value appears instantly.
- 4Set your preferred currency and units in the popup.
Installing the download
This extension is a self-hosted download, so it installs via Chrome's Developer mode.
- 1Download the .zip and unzip it to a folder you'll keep.
- 2Open chrome://extensions in Chrome.
- 3Turn on “Developer mode” (top-right toggle).
- 4Click “Load unpacked” and select the unzipped folder.
Perfect for
- Understand foreign prices while shopping online
- Convert recipe or product units without a calculator
- Make sense of temperatures and distances in articles
Frequently asked questions
How does currency conversion work?
Quick Converter fetches live exchange rates from a free public exchange-rate service to convert prices; no account or API key is needed.
What units does it support?
Common ones like kg/lbs, °C/°F and km/miles, plus more — highlight a number to see the conversion.
Is it free?
Yes — 100% free, no login. A Codaiman product.
Get Quick Converter — free
A free, self-hosted browser extension by Codaiman. Download, load it in Chrome, and you're set.
Download (.zip) — Free