With Cloze you can also import your iOS or Android contacts.
1.) Open Cloze on your iPhone, iPad, Android Phone or Android Tablet and then tap on More (...) in the lower right of your screen.
2.) Tap on Settings
3.) Scroll down and tap on Contact Sync to expand the section. Then toggle on "Sync iPhone (or Android) Contacts to Cloze". After Cloze determines the number of contacts on your device tap on "Sync Contacts Now".
It may take a few minutes for this to complete depending on how many contacts you have on your device.