The best replacement for file transfer is kies.

The best alternatives to file transfer are rated as following:
★★★★★  kies
★★  file sharing
★★  ftp
★  airdroid

Your alternative for file transfer is not listed? Suggest!
Speaking about file transfer, one probably shouldn't forget about putty.

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



Google Trends

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file transfer
kies
file sharing