Contacts Grouping is the most popular contact management software with easy-to-use. Features 1. Contact could be gathered in the groups automatically by company names. 2. Groups could be created, edited, or deleted freely. 3. You could also create, delete, and edit a single contact. 4. It support to search for contacts 5. And send email to all group members 6. Fantastic respond speed 7. Support to send sms/text to all group members(Just For iPhone) 8.You could change the group's sort 9.You could change the group's color 10.5 color app themes for choose. Mark: English,Japanese,Chinese versions are available.