Simple checkout & Registration is a feature rich one page checkout that's is compatible with all theme, payment and shipping modules at glance. Also, it's multilingual and responsive.
One page checkout - This increases sales up to 70%
✯ Registration page - Add just the relevant fields in your registration page
✯ Responsiveness - Works with almost any desktop, tablet and smartphone device
✯ Compatibility - Works with almost any theme, payment and shipping modules
✯ Multilingual - You can use it with almost any language
✯ GEO IP - Automatically detect the client's IP and change the checkout form accordingly (Country, State, City, Postcode)....