TL;DR:  MacMagic  helps clean up caches, remove clutter, and access hidden system tools to keep your Mac running smoothly, now on sale for $25.50 (reg. $99.99), with code SAVE15. A new Mac runs like a dream. A few months (and a lot of files) later, not so much. It may look sleek and fast, but it doesn’t take much for a Mac to slow down. Unused files, duplicate media, and background clutter can pile up quickly.  MacMagic  is designed to help clean that up, and a lifetime upgrades license is on sale for $25.50 (reg. $99.99). MacMagic Think of it as a shortcut to tools your Mac technically has, but doesn’t always make easy to find. macOS is known for being intuitive, but figuring out how to actually clean things up or access certain features can still take some digging. MacMagic  pulls together system tweaks, file management tools, and cleanup features in one place , so you’re not bouncing between menus or downloading a handful of separate apps.…