Is any text editor for symbian s60v3 in which can I edit text files and save just like windows notepad? Or maybe Hex editor?
Text/Hex editor s60v3
Any Office Editor, like Officesuite or another one.
If you install S60 Python, then there are Python based text editors:
http://wiki.opensource.nokia.com/projects/PyS60_applications#Editors_on_phone