CCleaner, Revo Uninstaller, Glary Utilities, BleachBit, PrivaZer, Duplicate Cleaner, Geek Uninstaller, Bulk Crap Uninstaller, Sysinternals Suite, Cacheman, Czkawka, Turbo Service Manager, Memory Optimizer by Andy, Ultimate Windows Tweaker, Tron Script, Wise Memory Optimizer, Memory Cleaner X, ESET SysInspector, Autorun Organizer, HijackThis, LTE Cleaner, HiBit Uninstaller, X-Setup Pro, Fresh RAM, Wise Program Uninstaller, Startup Control Panel, Winpatrol, RAM Booster .Net, Tweak UI, PC Pitstop Overdrive, XdN Tweaker, RamBooster, X-Ray My PC, Mz Ram Booster, FreeRAM XP Pro, Disable Startup, Vista Shortcut Overlay Remover, WhatInStartup, LaunchLater, Mz StartUp Manager, Registry Defragmentation, GTweak, Stop Resetting My Apps, LaunchMeNot, Argente StartUp Manager, RunScanner, Oolauncher, Start-Q, Chily Memory Optimizer, StartUpLite, Fast Browser Cleaner, Systweak CacheBoost Professional are some alternatives to SlimCleaner.