Here is a list of some useful PC utilities that have helped me over the years. All of these are free, but some of them do have paid versions that enable much more powerful features. I do recommend getting the paid versions, as you are able, but the free versions work very well in their own right. Check them Out!!
Blender 3D: Blender is the free open source 3D content creation suite, available for all major operating systems under the GNU General Public License.
Paint.Net: Paint.NET is free image and photo editing software for computers that run Windows. It features an intuitive and innovative user interface with support for layers, unlimited undo, special effects, and a wide variety of useful and powerful tools. An active and growing online community provides friendly help, tutorials, and plugins.
CCleaner – CCleaner is the world’s most popular tool for cleaning your PC. Keep your privacy safe online, and make your computer faster and more secure. Over 5 million downloads a week!
Defraggler: Use Defraggler to defrag your entire hard drive, or individual files – unique in the industry. This compact and portable Windows application supports NTFS and FAT32 file systems.
Recuva: Accidentally deleted an important file? Lost something important when your computer crashed? No problem! Recuva recovers files deleted from your Windows computer, Recycle Bin, digital camera card, or MP3 player. And it’s free!
Speccy: Speccy is an advanced System Information tool for your PC. Need to find out what’s inside your computer? No problem! Speccy will give you all the information you need.