PowerMyMac

Clean system junk files in one click

Find out the iPhoto junk files and sweep them out

Remove the unneeded Email attachments and Email cache

Delete the outdated iTunes backup and corrupted downloads

Clean up the trash bins in your disk and external drive

Remove the old files that spend large disk storage

Find out the similar photos. Keep the best one

Scan the duplicate files. Clean and save lots of space

Completely uninstall the unneeded software and the related files

Clean up browser history and protect privacy in Chrome, Safari, Firefox

Write Files in Windows NTFS formatted external drive

Preview the files in detail and shred abandon files

Hide and encrypt personal files to protect privacy

Compress and decompress files in 7z and RAR formatted

Test WiFi speed and check the wifi password and information

Keep your Mac awake to prevent interrupt working job

Optimize your MacBook with many useful tools

Fast your Mac by flush DNS when the network is slow and unstable

Manage overmuch start-up items to speed up your Mac