ElGrami is an Unofficial Telegram with Internal proxy which meets your need to Vpn.
ElGrami is an Unofficial Telegram which has many Advanced features such as :
Free Voice and Video calls
Insta downloader ( Download insta posts and stories)
Hiding chats and accounts ( you can hide your chats and accounts ! )
Multi pro Froward
Beautiful Themes
Contact Changes (Get notified when your contacts change their profile)
Online Contacts
and....
With ElGrami you can Enjoy messaging with many useful features and you don't need a Vpn for this because ElGrami is an Unofficial Telegram which has Internal Proxy system.