From any of your contacts' profiles, you can send messages directly using other apps, like WhatsApp or Telegram. Plus, you can also send emails if you have a corresponding email address or call using Skype or other video call methods.
Google Contacts is a very interesting app for any Android user. Its simplicity, number of features, and convenient interface make it one of the best alternatives for managing your address book.
Requires Android 5.0 or higher