Greetings sir, i can help you to create call button using 3rd party app and your 100% satisfaction is assured if you allow me to serve. I can do this task as per your requirement
Relevant Skills and Experience
I have more than 5 years of experience with excellent knowledge in Excel VBA, VB.NET, vBulletin, Visual Basic. please give me a chance to work on your project
Proposed Milestones
$100 USD - create call button using 3rd party app