# Mac Cleaner Guide

> Plain guides to cleaning a Mac: what each kind of clutter is, how to remove it with the tools macOS already has, and when a cleaner app is worth paying for. Published by the team that makes Bytesweep, a Mac cleaner, which is labeled as the publisher's own app wherever it appears.

- URL: https://maccleaner.tech/
- Published by: Mac Cleaner Guide, written by the Bytesweep team (Bytesweep is the publisher's own app)

## Guides

- [Best Mac cleaner apps in 2026, and what each one is for](https://maccleaner.tech/best-mac-cleaner/): Seven Mac cleaner apps compared by the job they do, free and paid, plus the cleaning macOS already does for you at no cost. Markdown: https://maccleaner.tech/best-mac-cleaner.md
- [CleanMyMac alternatives: apps like CleanMyMac, and when you need none](https://maccleaner.tech/cleanmymac-alternatives/): What CleanMyMac does, six apps that cover the same jobs for less or for free, and how to get most of the way with macOS alone. Markdown: https://maccleaner.tech/cleanmymac-alternatives.md
- [How to reduce System Data on a Mac](https://maccleaner.tech/reduce-system-data-mac/): What System Data is in Mac storage, why it grows to tens of gigabytes, and six safe ways to shrink it without breaking macOS. Markdown: https://maccleaner.tech/reduce-system-data-mac.md
- [How to clear the cache on a Mac: Safari, Chrome, apps and DNS](https://maccleaner.tech/clear-cache-mac/): Step-by-step ways to clear browser, app, system and DNS caches on a Mac, with what is safe to delete and what to leave alone. Markdown: https://maccleaner.tech/clear-cache-mac.md
- [How to uninstall apps on a Mac, including the files they leave behind](https://maccleaner.tech/uninstall-apps-mac/): Three ways to delete apps on a Mac, where the leftover files hide in the Library folder, and how to remove apps that refuse to go. Markdown: https://maccleaner.tech/uninstall-apps-mac.md
- [How to free up space on a Mac: a checklist in order of payoff](https://maccleaner.tech/free-up-space-mac/): Ten ways to free up disk space on a Mac, ordered from the quickest wins to the deeper clean, with what each step usually gives back. Markdown: https://maccleaner.tech/free-up-space-mac.md
- [Mac running slow? Eight causes and how to fix each one](https://maccleaner.tech/mac-running-slow/): Why a Mac or MacBook runs slow and how to speed it up: check memory pressure, runaway apps, a full disk, login items and more. Markdown: https://maccleaner.tech/mac-running-slow.md
- [Duplicate file finder for Mac: how to find and remove duplicates safely](https://maccleaner.tech/duplicate-file-finder-mac/): How to find duplicate files and photos on a Mac with Finder, Photos, Terminal or a duplicate finder app, and which copy to keep. Markdown: https://maccleaner.tech/duplicate-file-finder-mac.md
- [How to clean a MacBook screen without damaging it](https://maccleaner.tech/clean-macbook-screen/): The safe way to clean a MacBook or Mac display, what Apple says you can use, what to avoid, and how nano-texture glass differs. Markdown: https://maccleaner.tech/clean-macbook-screen.md