OnyX is described as 'Versatile utility for system file verification, cache deletion, and parameter configuration in Apple apps, optimized for major OS versions' and is a popular System Cleaner in the os & utilities category. There are more than 50 alternatives to OnyX for a variety of platforms, including Windows, Mac, iPhone, iPad and Android apps. The best OnyX alternative is CCleaner, which is free. Other great apps like OnyX are Kudu Cleaner, Mole, optimizerDuck and AVG PC TuneUp.
Enhances system performance by clearing unused files, optimizing registries, speeding up boot times, and updating drivers. It safeguards privacy via auto cleanup of cookies and browser history, freeing disk space with file cleanup, duplicate detection, and efficient startup management.
The free system maintenance suite your PC deserves. 15+ powerful tools to clean, optimize, and protect your Windows, macOS, and Linux machines. Open source, no ads, no bloatware. Just a faster computer.
Open source Mac command line utility integrating disk cleanup, deep app uninstallation with artifact removal, disk analysis, optimization tasks, and a live terminal dashboard for real-time CPU, GPU, memory, disk, and network monitoring with interactive options.
Open-source Windows software offering more than 30 system tweaks spanning performance, privacy, GPU, power, bloatware, and user experience, with detailed risk ratings, automatic backups, one-click reverts, built-in management tools, and user-controlled settings.
Enhance PC performance by boosting speed and freeing up disk space. Features include Turbo Mode, Program Deactivator, and battery savers like Economy Mode—plus tools to manage startups and clean registries effectively.
jv16 PowerTools is the ultimate Windows optimization and tuneup utility suite. The bottom line is that it keeps your computer running smooth, fast and greatly improves its overall stability.
General purpose system modify/repair utility
Cocktail is an award winning general purpose utility for Mac OS X. It is a smooth and powerful digital toolset with a variety of practical features that simplifies the use of advanced UNIX functions and helps hundreds of thousands of.
Offers performance enhancement with Swift Clean and Core Stability, malware shielding across platforms, cloud security, chrome browsing protection, and real-time ransomware defense.
TinkerTool is an application that gives you access to additional preference settings Apple has built into Mac OS X. This allows to activate hidden features in the operating system and in some of the applications delivered with the system.
Fixes Windows errors, cleans drives, removes unused files, optimizes performance by stopping background processes, improves privacy by clearing cookies, checks for malware, manages vulnerabilities, alerts to missing updates, and securely deletes files.
Techtool Pro is a robust hardware diagnostic tool available for Macintosh.
TechTool Pro utilizes full 64-bit compatibility to keep your Mac running at its best. With TechTool Pro you can test the sensors and fans on your Mac, along with the battery if you're using a Mac lap.
A native macOS disk cleaner that finds the clutter other cleaners miss — duplicates, developer caches, leftover app data, and large forgotten files.
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