Nokia’s free S40 Theme Studio allows you to create your own themes for your Nokia Symbian-40 mobile phone.
Create wallpaper, personal icons, desktop color themes with this free S40 Theme Studio software. Supports the Nokia 2610, 6111, 6125, 6131, 6136, 6233, 6270 and 6280 models. A PDF instruction manual is included in the ZIP file.
For older Series-40 phones from Nokia they also have the S40 Series Studio available as a free download.