There are many contacts app in app store trying to get your contacts. They do random things with your contacts. Here comes Privacy contacts a app which makes your contact private. Now no spying no app could store your contacts in their server. Other apps are not aware you are using this app. This app is not tightly integrated with contacts storage so your privacy is safe. Phone number is shown for call received from contacts stored. Privacy is safe. Delete the app and contacts are deleted. Privacy ensured.

No spying No data collection. Your phone your data.