powerapps for office 365

Powerapps for office 365 enables end users to quickly create forms and workflows without writing any code.

https://powerapps.microsoft.com/en-us/

https://powerapps.microsoft.com/en-us/tutorials/get-started-create-from-blank/#add-buttons-for-saving-changes-and-removing-a-record

powershell script to add new list item

powershell script to add new item-
$spWeb = Get-SPWeb -Identity http://url
$spList = $spWeb.Lists["Listname"]

#Create a new item
$newItem = $spList.Items.Add()

#Add properties to this list item
$newItem["Title"] = "test"
$newItem["Value"] = "0"

#Update the object so it gets saved to the list
$newItem.Update()