The best replacement for snapfish is shutterfly.

The best alternatives to snapfish are rated as following:
★★★★★  shutterfly
★★★★  flickr
★★  picasa
★★  mpix
★★  kodak
★★  photobucket
★  shutterfly reviews
★  blurb
★  shutterfly better
★  photobox
★  shutterfly photo books
★  ofoto
  vistaprint
  shutterfly quality
  picaboo
  smugmug
  winkflash
  kodak gallery
  momento
  adoramapix
  shutterfly review
  zoomin
  shutterfly photobooks
  mixbook
  york photo

Your alternative for snapfish is not listed? Suggest!
Speaking about snapfish, one probably shouldn't forget about iphoto.

Other search terms related to snapfish and their ratings are:
★★★★★ iphoto
You have in mind a companion for snapfish and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of snapfish in all years. Click on graph for more.
snapfish
shutterfly
flickr