On my side:
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SE : Cruiser and SETool, daily use: Cruiser.
Samsung: UST and NSPro, daily use: Sams HWK
Siemens: Martech and DreamBox, daily use: Martech and winswup.
Motorola: UltimaBOX, daily use: RSD Lite and Zulea's p2k easy tool.
Nokia: MT, UFS, Universalbox, JAF, daily use: MT (fastest speed of all)
Special tool for special purpose on special things at special case.
Thats why on your desk need to be placed so many boxes if you need to be a pro
Best Regards