Mobile Hybrid Apps for auto schedule SMS and voice call (large volume)

General information for the app: Mobile app support android/ios/windows Kind of development: New app from scratch Description of requirements/features: mobile apps which work on ios and android from version of year 2012 and latest version of OS. Features: 1.Option1 for SMS send: Send direct or schedule sms(Plain/Unicode/Long concatenated) at least 10,000 SMS at a time using Mobile network, there should be also option for selecting sim(dual) before send sms. Option2 for send SMS: Using API(like infobip/clickatel) that i will provide Report: Shows the SMS log with date and receipient number filtering [in fact most network providers block the SIM card as soon as you attempt to use it to send bulk SMS and anything above 100 SMS and sometimes above 50 is classed as ''bulk SMS'' which would result in being blocked by the network providers.. so using SIM sms or voice send can takes time but need to take an strategy so than can complete the schedule by avoiding blocking of SIM. Using API there is no limitation] 2. SMS text editor shows SMS length 3. Recipient number from phonebook/file/text area input. File format may be text/excel/word 4. Shows failed SMS report 5. Voice Option1: Schedule Voice Call using Mobile network , recipient from phonebook/file,voice file from mobile voice recorder or from file browser, multiple voice file should support, call report log. Voice Option2: Send voice to multiple numbers (5000) using api like twillo 6. In apps home should be a scroll of sms offer(advertisement) comes from online mysql DB. Client Apps only Show the advertisement related to SIM MNO. In db field may be id,MNO_prefix,MNO_Logo,Offer_Name,Offer_Details,Expired_Date,is_active. Example you are using SIM of prefix 88017,88018 then you will see only their advertisement from the mysqlDB in your apps scroll 7. Apps source code should be deliver 8. Apps purchase using paypal enable Copyright for me. Need option to purchase the apps after install, payment via paypal and bkash(will provide api) Only experienced in Apps developer should apply deliver with setup/installation and source code Apps should work on ios, android and windows, need optimization in sms, voice sending which can better perform than native in built apps like phone in built sms/phone call(may be use of multi tasking...) Need delivery within 30 days, compatible in google playstore, apple apps store, windows apps store Any half done project will not be accepted Extra notes: Full Source code