Files-convenient analogue of such programs as TextGuru and Docs. The program perfectly accepts texts in Russian and allows to load files with Russian names. The program contains detailed instructions for load files on the iPhone for all widespread OS.
Discussion of program Files at a forum.
I think, you have guessed, that this pleasure not the free. Files costs 6,99$

iTunes Link

PS: If you still do not have account in App Store you can buy the ready.

Founder Digg, Kevin Rose, has placed a videoclip in which it show updated version Qik which has left in App Store on pre-moderation.

Qik is a program online of video announcements it is direct with iPhone. At present it is accessible only for jailbreaked iphones from Cydia.