The best replacement for excel 2007 is 2003.

The best alternatives to excel 2007 are rated as following:
★★★★★  2003
★★★  excel 2010
★★★  excel 2003
★★  excel xp
★  excel 2000
★  quattro pro x4
  quattro pro
  formulas
  excel 2002
  lotus 1-2 3
  microsoft excel 2003

Your alternative for excel 2007 is not listed? Suggest!
Speaking about excel 2007, one probably shouldn't forget about excel 2003.

Other search terms related to excel 2007 and their ratings are:
★★★★★ excel 2003
★★★★ application.filesearch
★★★ application filesearch
★ ssas
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excel 2007
2003
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