DU Booster Clean - Remove & Cleaner Duplicate Contact Free

√ Booster Clean - The Worlds Leading Cleaner & Optimizer for Mobile.

√ "Memory Cleaner" helps you free up your RAM on device to boost performance.

√ "Lightning Disk Cleaner": we bring the new technology for this feature to helps you clean junk/temp files on disk, which is faster than other apps same feature.

Do you think your device is well organize?
You will surprised how app can upgrade and make it more smooth & faster!!!

Main Features:

√ Find & Merge duplicate contacts, phone
√ Delete multiple contacts
√ One tap backup your contacts
√ Quick find the contacts you need
√ Show system statistics: memory, storage,...