Mac Apps for Maintenance & Optimization
The Maintenance and Optimization category features software that clean out junk or unused files from your system. These cleaners will also remove out obsolete entries from the Windows Registry, browser settings, and leftover hardware drivers data.

CleanMyMac X
$89.95

Disk Inventory X
Free

Dr Cleaner
Free

MacCleanse
Free to try

CCleaner
Free

Disk Doctor
$2.99

Data Rescue
$99.00

OnyX (Mavericks)
Free

MacBooster
Free to try

OmniDiskSweeper
Free

AppZapper
Free to try

iDefrag
$29.95

Mountain Lion Cache Cleaner
Free to try
Yasu
Free to try

Cocktail
Free to try
Duplicate Files Searcher
Free

Drive Genius
$99.00

IceClean
Free

Easy Duplicate Finder 7 Mac
Free to try

FontAgent Pro
Free to try

Memory Clean
Free

Detox My Mac
Free to try

CPU Speed Accelerator
Free to try
iFreeUp
Free