develop Web & Mobile App for designing Name Jewelry

We are want to develop Web & Mobile App for designing Name Jewelry which is user friendly and feature rich applications for desktop, modern mobile devices, across platform such as, Android, I-Phone, Blackberry, and Windows operating system. This App should be able to create design by interlocking letters of buyers name after he input them from selected font styles and can further add clip art to enhance the design, he should be able to select font, clipart, metal, stone, colour, dimensions, chain design, chain length and more. Once design is created he should see the preview live online, if editing is required he should be able to do and can confirm the order by making payment online, he should get the confirmation and we should get the payment confirmation, order, and design artwork created by buyer in required format. The designer tool app will be used to create name interlocking for Rings, Necklace, pendant, Bracelets, Key Chains, Cufflinks and more.