https://support.vungle.com/hc/en-us/articles/360002925791--Get-Started-with-Vungle-iOS-SDK-v-6
Version 6.4.3
Welcome to the Vungle SDK which has been battle-tested to unlock amazing monetization opportunities for you. The Vungle SDK enables the very best creatives in mobile advertising.
The Vungle iOS-SDK is available under a commercial license. See the LICENSE file for more info.