You can configure KGet to perform transfers at a specific time.
Start KGet.
Click +. All transfers inserted from this point are not started immediately but are queued.
To start the clock, double-click the entry then click .
Enter the day, month, year, and time to start the transfer, click the icon, then close the dialog.
After making the desired settings for all your transfers, click + to set KGet back in online mode.
The transfers should start at the specified times.