Remove duplicate contacts -- Support backup and merge now!

帮你快速的备份通讯录，删除重复的联系人和合并相关的联系人。

"Very convinient and efficient. - Get it !!" by Holly lecl.
"WOW...Simple and worked in seconds!!! - Been having all kinds of problems because of duplicate contacts. This deleted 8,247 duplicates within 2 minutes of downloading the app. Great app and simple." by G. House MD
"Simple & easy!!! - Luved the simple and easy design to clean up my duplicates!! Thx u!" by Sara Ranfeld.
"Great! - Me and my wife share the same iTunes account so our contacts is merged. This app is perfect to delete contacts quickly rather than delete my wifes numbers out of my phone one by one." By Nicky.
"Fantastic app! - Does what it says, no frills, no tricks, just works!" by Prasanna Ramachandran.

功能特点：
- 支持通讯录的备份和恢复
- 支持自动删除重复的联系人
- 支持自动合并相关联系人
- 支持手动删除和合并联系人