Amazon offers downloads of H&R Block At Home Deluxe Federal + State 2012 for Windows or Mac, model no. 1336600-11, for $20.29. That's $8 under the lowest shipped price we could find for a physical copy. This software is intended for homeowners and investors and includes five free federal e-files.

Of note, downloads of the Premium version of this software for Windows or Mac is also available for $24.34. That's a price-low by $14.