Maintain Releases Cocktail 8.3 (Yosemite Edition) Posted 4/17/2015 at 21:57 UTC in Mac by firstname.lastname@example.org | Permalink | Tweet Maintain today announces Cocktail 8.3 (Yosemite Edition), the latest maintenance update for users running OS X Yosemite. Cocktail is a general purpose utility for OS X that lets users clean, repair and optimize their Macs. This version adds ability to clear clear Dictation & Speech, Help, Spotlight and VoiceOver caches. It also resolves some minor compatibility issues with OS X Yosemite 10.10.3. The update is highly recommended for all users of Cocktail (Yosemite Edition).