GigaDroid is a Material Design Multi-thread Download Manager.
-Following features:

-Multi-thread support for up to 32 threads for one file download.
-Support pausing and resuming.
-Support Custom Download Directory (Pro version)
-An embedded Simple Browser which allows you to browse "download pages" to download anything in GigaDroid.
-Video detector (Pro version)
-Support receiving download links by sharing in any apps.
-A clear user interface with Material Design.
-Support Convert Web to PDF (Pro version)
-Multiple themes support (Pro version)

*More features are coming up at our next update.