As of April 2015, the best-rated window cleaner on Amazon.com is Sprayway Glass Cleaner. Sprayway earns five out of five stars from customers at the HomeDepot.com, as do Sparkle Glass Cleaner, Unger Concentrate Liquid Window Cleaning Solution and Ettore Squeegee Off Window Cleaning Soap.
At Amazon.com, positive customer comments include Sprayway's ability to cut grease, dry without streaking and work on surfaces other than glass. Praise at HomeDepot.com for Sparkle Glass Cleaner points out its versatility and lack of unpleasant odor. Unger earns kudos for its ease of use and lack of residue. Customers like the Ettore window soap because of its ease of use and the fact that it does not require rinsing.