The best replacement for google checkout is paypal.

The best alternatives to google checkout are rated as following:
★★★★★  paypal
★★★★  authorize.net
★★  amazon payments
★  paypal fees
★  wallet
★  paypal pro
  merchant account
  amazon checkout
  google wallet
  2checkout
  paypal compare
  paypal business
  pay pal

Your alternative for google checkout is not listed? Suggest!
Speaking about google checkout, one probably shouldn't forget about ebay.

Other search terms related to google checkout and their ratings are:
★★★★★ ebay
★★ zen cart
★★ yahoo store
★ oscommerce
★ magento
google sites
You have in mind a companion for google checkout and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of google checkout in all years. Click on graph for more.
google checkout
paypal
authorize.net