$machineName = Read-host "Enter a Machine Name:"
$userName = Read-Host "Enter your admin account:"
$password = Read-Host -AsSecureString "Enter your admin password"
$appName = Read-host "Enter an Application Name:"

$Creds = new-object System.Management.Automation.PSCredential -argumentlist $userName,$password

$app = Get-WmiObject -Class Win32_Product -computerName $machineName -Credential $Creds | Where-Object {$_.Name -Like $appName}

if(($app | Measure-Object).count -eq 0)
{
    Write-Warning "No application called $appName found"
}
Elseif(($app | Measure-Object).count -eq 1)
{
    Write-Host "Application $appname Found, uninstalling...."
    $app.uninstall()
}
Else
{
    Write-Warning "Multiple applications found, please review the list in '$app'"
}