Use APKPure App
Get Scan Contacts Manager CSV old version APK for Android
Display, delete and CSV import/export contacts, individually or by groups.
Displays and allows you to delete contacts from your address book:
★ Choose contacts individually or by groups according their account instance (you should disable account synchronization before deleting, otherwise they will reappear).
★ Quick way to find and delete duplicates manually.
★ Export and import contacts to/from a CSV file.