The best replacement for office 2007 is 2010.

The best alternatives to office 2007 are rated as following:
★★★★★  2010
★★★★★  2003
★★★★★  office xp
★★★★  office 2003
★★★★  office 2010
★★  openoffice
★★  office 365
★  microsoft office 2003
★  office 2013
★  xp
★  openoffice 3
★  office 2008
★  open office
★  libreoffice
★  microsoft office 2010
  ms office 2003
  ms office 2010
  office 2000
  office 2002
  wait for office 2010
  openoffice org

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

Other search terms related to office 2007 and their ratings are:
★★★★★ office 2003
★★★★★ windows 8.1
★★★★ office 365
★★★ sharepoint 2013
★★★ windows 7 starter
★★★ exchange 2013
★★ product key free download
★★ onenote
★★ sp3
★ frontpage
You have in mind a companion for office 2007 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of office 2007 in all years. Click on graph for more.
office 2007
2010
2003