Download System Optimization - Best Software & Apps

  • CCleaner

    5.56.7144

    License
    free Download
    Platform
    Windows
    Android
    Mac

    Clean your PC in real-time

    8
    23444 votes
    • PROS: Very easy to use, Junk file removal, Correcting registry errors, Advanced tools, Free space cleaner, It's free, Available for Mac and Android
    • CONS: Few configuration options
  • Advanced System Optimizer

    3.1.648.8773

    License
    buy Download
    Platform
    Windows

    Clean, optimize and personalize your PC

    7
    242 votes
    • PROS: Packed with tools, Allows you to customize the look of Windows, Optimizes your PC on a number of different levels, Targets and lists problem files
    • CONS: Tweaking and optimizing take a while to complete, Can slow down PC while running in background
  • SlimCleaner

    4.1.0.0

    License
    free Download
    Platform
    Windows

    Community-supported PC cleaning and optimization

    7
    203 votes
    • PROS: Thorough, accurate system cleaner, Based on community knowledge, Includes app uninstaller and data shredder
    • CONS: Many items don't have a rating yet, Few configuration options
  • Rising PC Doctor

    6.0.5.45

    License
    free Download
    Platform
    Windows

    A pack of system maintenance and optimization tools

    7
    29 votes
    • PROS: Many varied tools, Nice interface design
    • CONS: Menus are not usable, No configuration options
  • SlimComputer

    1.1.4130

    License
    free Download
    Platform
    Windows

    Optimize your computer with the help of other users

    6
    25 votes
    • PROS: Based on community knowledge, Nicely designed interface, Includes several tool for system optimization
    • CONS: Many items don't have a rating yet
  • System Ninja

    3.1.5

    License
    free Download
    Platform
    Windows

    Clean junk files and save hard drive space

    8
    123 votes
    • PROS: Easy to use, Includes startup manager and process manager
    • CONS: Doesn't back up before deleting, Not as full-featured as other similar tools
  • Cloud System Booster

    3.5

    License
    free Download
    Platform
    Windows

    8
    38 votes
    • System Mechanic

      Pro 16

      License
      buy Download
      Platform
      Windows

      An excellent set of system maintenance tools

      8
      367 votes
      • PROS: Complete set of optimization tools, Very easy to use, Nice looking interface
      • CONS: Installation can be lengthy if you have incompatible programs
    • TweakNow Powerpack Free

      2009 Beta 1.6.2

      License
      free Download
      Platform
      Windows

      A complete pack of system optimization tools

      7
      28 votes
      • PROS: Easy to use, independent modules, Great selection of tools, Lets you create a backup copy before applying any changes, Nicely designed
      • CONS: System Information report can't be copied or exported, Some tools are a bit too simple
    • Acebyte Utilities

      Free Acebyte Utilities Free

      License
      free Download
      Platform
      Windows

      Toolbox for optimizing Windows

      7
      31 votes
      • IceClean

        3.4.8

        License
        free Download
        Platform
        Mac

        The new Mac built-in Unix tasks system recovery

        7
        24 votes
        • Ultimate Windows Tweaker

          2.2

          License
          free Download
          Platform
          Windows

          More than 150 tweaks for Windows Vista

          6
          85 votes
          • PROS: No installation required, Many different tweaks included, Lets you create a restoration point
          • CONS: Not properly documented, Unstable
        • Registry Shower

          5.0 2009

          License
          buy Download
          Platform
          Windows

          Clean and optimize your system, with this all-in-one program

          -
          No votes yet
          • PROS: Severity indicator, Includes extra optimization tools, Games to entertain you through system scans
          • CONS: Optimizer doesn't explain what it does, Registry scans are slow
        • MacPilot

          4.3.2

          License
          buy Download
          Platform
          Mac

          Unlock over 225 hidden OS X features

          6
          16 votes
          • PROS: 225 different features, Disk tools, Login items
          • CONS: Tweaking too many settings may affect your Mac's performances
        • CA PC Tune-Up

          Plus 2.0.0.8

          License
          buy Download
          Platform
          Windows

          System analysis and optimization in one click

          7
          5 votes
          • PROS: Fast process, Really easy - anyone can do it, Analyzes important aspects of your computer
          • CONS: The trial version doesn't actually fix the errors, Interface can't be resized
        • Dr Cleaner

          3.3.6

          License
          free Download
          Platform
          Mac

          A free program for mac, by Trend Micro Inc.

          9
          21 votes
          • MKN MemoryMonitor

            2.0

            License
            free Download
            Platform
            Windows

            System memory optimization in one mouse click

            6
            2 votes
            • PROS: Monitors memory usage in real time, Allows you to customize the memory percentage to free up
            • CONS: You have to free memory up manually
          • Memory Cleaner- RAM Booster

            1

            License
            free Download
            Platform
            Android

            It is free, fastest, most convenient Android System Optimization Software.

            10
            3 votes
            Softonic’s Best Rated Software for this topic
            #NameVersionVotesRatingPlatform
            15.56.7144234448.2Windows,Android,Mac
            23.1.51238.1Windows
            3Pro 163677.8Windows
            43.1.648.87732427.2Windows
            54.1.0.02036.7Windows
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