If you want to download from Megaupload without captchas or countdown timers, here is a trick worth trying out. It helps to convert megaupload links into direct download links.
Megaupload Direct Download Link Generator
If you are having a download link from megaupload like
then convert it to
That is, just replace “/?” of the original download URL with "/mgr_dl.php?" just after the ".com/"
You can place this direct link in download managers for immediate downloads from megaupload.