Requires a rooted phone with busybox.
Tags: apk uploader, root ftp server apk, apk uploader for root adfree, "root ftp server" apk, apk root en español.
Recently changed in this version:
Improved support for 2.3, 3.2 and 4.0.
Improved scrolling speed.
Better busybox detection (Using Stericson's RootTools: http://code.google.com/p/roottools/)
Code cleaned up a bit (to be open sourced soon).