기술 Delete Multiple Contacts

Dear user, I spent most of my time completing this application. I hope this is a perfect improvement over the previous version.
An easy way to Delete Contacts!
This app helps you to remove quickly one or multiple contacts.
NOTE
Disable auto-sync in Account settings. With autosync enabled, all phone-book will be read-only and all deleted contacts will appear again.
FEATURES
* Delete multiple contacts, delete all contacts, delete contacts.
* Select one, many, or all contacts and delete them.
* Delete selected contacts, searched contacts, filtered contacts.
* Delete more than thousand contacts.
* Detele Filter contacts in your device or/and in your sim card or/and in your google account..
* Display contact with phone numbers or/and with no phone number and then DELETE them.
* Multiple contacts remover, delete contact easy, easy contacts delete.
* Delete multiple phonebook address, phonebook remover, easy contact delete.
* Contact clean up, contact cleaner,
easy delete contact.
* Dealing with selected contacts, filter contact.
* Send multiple contact information via Email, Messages, Bluetooth, Messenger.. with formatting TXT.
* Powerful searching all contacts by name, by phone number, ignore case.
* Phone contact backup and restore from VCF file.
* Contact restore - Import contacts from VCF format.
* Contact backup - Export contacts to TXT format, export contacts to VCF format.
* Share contact via Email, Messages, Bluetooth, Messenger..
* Phone contact app that easy dealing with multiple contacts, phonebook address.
Any question about my app, or bugs please comment bellow for make best app contact.