Android service or plugin development for inbuilt Contacts App.Add custom field in contact and CRUD operation on field.
CRUD on custom field if Contacts saved on SIM card or Google account.
Should be compatible with import contacts functionality too.(custom field to be retained in export/import contacts too)
FYI...There is an android inbuilt API for Contracts.Contacts class.
i need a technical guy as im also a developer.
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