Integrate open source vpn client with my android and iOS SIP softphone app

I will integrate open-source vpn client with your andoid and ios app. I have 8+ years of experience in mobile app development. I assure you that I will give 100% quality work. Let us discuss and proceed further in chat. I am online. Please reply.

Hi greetings of the day! We are leading IT company in Delhi NCR, 8 year experience in web development, digital marketing, payment gateway, IOS and Android app development, game development too.

Dear Sir, We've been developing VoIP applications last 12 years. We have extensive experience with Asterisk, FreeSWITCH,, Voip Dialers, VICIdial, Twilio API, freePBX, Ringcentral, Avaya, SIP, OpenSip and call center software. We are offering solution to mortgage, finance, loan, real estate, insurance and recruitment companies to setup VOIP infrastructure. I look forward to discuss more over call. Regards Panky

I am an Open Source developer. Only open source.

Dear Client! I carefully read your project description. I am mobile expert and I have experience on vpn android application. I developed vpn application already and I have source too. I can provide fast works. Thanks.

i have mobile application developer ,website developer and ios developer for last 5+ years i have use of android studio , data base is use of firebase. developed the website in Python.