Android & Iphone VoIP- Linphone SIP Client Customization

Please consult the website with domain name Linphone. Suffix is org. Website describes expertise in C and other skills. Please syudy site for all the capabilities. Once completed I'll want to set up a config server along with a front end website to commercialize the product. Open to suggestions or help w/ this as well if you're able. We need to customized linphone for iphone and android. Customization consists in : - title, logo, icon replacement (including graphics) - addon of a login view so that the user just enters username and password - predefined settings to work with SIP network - Lock certain features for non customers( Who don't use our service but use other service) - Submit to Google market and apple for acceptance on our behalf. - fine tune it for better performance on 3G and 4G networks, have option to use different codecs -Show Balance -Address Book -New user able to signup -Support text message user to user and SIP to GSM. - Native support for G729 codec - Native Support for H264 codec for video calls - Make the best sip app ever ! Note* Payment will confirm once the project done after test all requirements and the software working perfect. Thank You.