Launcher/updater for software

Hello looking freelancer for build software app Launcher/updater I have 6 Differents software ( in the future more ) and want one launcher/updater app for have all these software in one single app for desktop features of launcher - installa/unistall - update applications/software - connect with site authenticate ( for start this app need use same username and password of site main) - option for install and unistall applications/software - option for start applications direct from launcher ( users select application and push on start, our applications/software are file exe ) - option for buy addons/plugin ( example software 1 can buy plugin and launcher will download from server only for XX user and only for XX software ) this is option for have different addons for main software. - option for redirect to site or support section site - option for redirect to shop - option for show changelog for every single application/software - option for notifications if there is new update - option for start software without this launcher ( if customer no want use he can use normal solution and download applications/software by hand ) - compatible with win 7/8/10 - options for show warning ( example if one app need have 64 bit os when user try start he receive pop up warning "you need have 64 bit OS " ) this option is possible enable/disable - good interface - add our logo - space for ads banner ( this option enable/disable from admin ) - i want 2 version 1 for free use and one for users VIP. ( example free version have ads and reduce bandwitch for updates and not option for have addons. version VIP have no ads and have no limit for have addon and options) some sample of how i want launcher. ( not design but system ) [login to view URL] [login to view URL] [login to view URL] [login to view URL] here can download some sample of launcher for game and apps [login to view URL]!OgsBTJyJ!gFcErqpFad_Xf4xtFlQtY_abR2n5x2q5HM34jHzsLJg [login to view URL]!zhsFHQ6C!cHLPJQYC6F3Skzo3jfhmhHo39Di0oJnz2nHo3PzdMws -it requires the realization of the complete project at times not over 15/30 days if you can in the shortest time possible will receive a bonus. no obligation. -source code must be issued at the completion of the project. -request a guarantee of at least 2 months at the end of the project. for any software [login to view URL] be discussed in private. -request a collaboration after project end. for updates. that will be paid for separately. -if need more details write in your offer and I will update with more details of my offer. [login to view URL] need release software ready with all features – fixed bugs and ready for start(auth side ready) [login to view URL] need provide all data codes ( source code ) and explain how update (if need update) [login to view URL] need provide support for 1-2 months Milestones will created only when you can provide test versions Alpha/Beta and final payment will processed only when you provide all steps. honestly we want to be sure you can do project. we not want create milestone before because there is always problem for open a dispute. and we lose tax. so for safety both we can assign project but before create first milestone we need have test/demo versions. Final milestone will released when all project is completed. this mean you have provide all points 1.2.3 and all bugs fixed. If you want accept this project you need accept term and conditions. And sign our contract for non-disclosure of software and private data. you must accept and sign our contract for not disclosing data. I can provide vouchers to prove my reliability from other sites / forums Please post your proposal only if really interested. proposals copy paste or standard without details will deleted. Thank you Web Services.