The best replacement for filesonic is fileserve.

The best alternatives to filesonic are rated as following:
★★★★★  fileserve
★★★  hotfile
★  wupload
  megaupload

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

Other search terms related to filesonic and their ratings are:
★★★★★ flashget
★★★★ idm
★★★★ download manager
★★★★ jdownloader
You have in mind a companion for filesonic and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of filesonic in all years. Click on graph for more.
filesonic
fileserve
hotfile