Download System Optimization - Best Software & Apps

  • CCleaner

    5.47.6716

    License
    free Download
    Platform
    Windows
    Android
    Mac

    Clean your PC in real-time

    8
    23264 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
  • Dr Cleaner

    3.0.3

    License
    free Download
    Platform
    Mac
    Android

    A free program for mac, by Trend Micro Inc.

    9
    17 votes
    • Advanced System Optimizer

      3.1.648.8773

      License
      buy Download
      Platform
      Windows

      Clean, optimize and personalize your PC

      7
      241 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

      4.0.30878

      License
      free Download
      Platform
      Windows

      Community-supported PC cleaning and optimization

      7
      200 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
    • 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
    • Rising PC Doctor

      6.0.5.45

      License
      free Download
      Platform
      Windows

      A pack of system maintenance and optimization tools

      7
      28 votes
      • PROS: Many varied tools, Nice interface design
      • CONS: Menus are not usable, No configuration options
    • 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
    • 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
    • Memory Cleaner- RAM Booster

      1

      License
      free Download
      Platform
      Android

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

      10
      3 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
      • Acebyte Utilities

        Free Acebyte Utilities Free

        License
        free Download
        Platform
        Windows

        Toolbox for optimizing Windows

        7
        31 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
        • Cloud System Booster

          3.5

          License
          free Download
          Platform
          Windows

          8
          38 votes
          • IceClean

            3.4.8

            License
            free Download
            Platform
            Mac

            The new Mac built-in Unix tasks system recovery

            7
            24 votes
            • 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
            • 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
            • 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
            Softonic’s Best Rated Software for this topic
            #NameVersionVotesRatingPlatform
            15.47.6716232648.2Windows, Android, Mac
            23.1.51238.1Windows
            3Pro 163677.8Windows
            43.1.648.87732417.2Windows
            54.0.308782006.6Windows
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