- Real-time synchronization with the contact group on the system
- Multiple selection methods for quick processing of tasks
- Contact Group Management: create a group, add contacts as group members, organize multiple contacts into multiple groups, copy or move contacts between groups
- Advanced Contact Search Function: extract optimal data by specifying phone number or name as search method, search for initials in Korean language including double consonants
- Group Message, Group Email: send messages to multiple contacts at the same time, provides separate message-writing tools for convenient input
- Organize contacts: extract and organize contacts into various conditions, delete contacts in bulk
- Backup Contact: backup or restore contacts by group, archive backup data by email
- Contact Favorites: easily call and send messages to frequently used contacts
- Smart Search Dial: dial pad with search contacts, set up speed dialing for speed dials, change the touch sound of the dial, search for initials using Korean consonants
- Notification: access to iPhone required upon first launch, change iPhone settings if contact list order changes after iOS updates, contact groups in Exchange mail not supported, user's contact information not used separately or sent outside.