Make your old PC run like new. Keep your new PC running fast and problem-free. System and registry clutter will degrade your computer's performance, leading to crashes, longer boot times, and system errors.

Nitro PDF Professional gives business professionals the complete, affordable and easy-to-use set of tools to work with PDF documents. Our award-winning software lets anyone easily create, combine, edit, secure, convert and collaborate with PDF files. Below we outline all Nitro PDF Professional's key features. Create PDF Create PDF files from more than 300 file types and use our one-click functionality to quickly convert commonly-used file types such as Microsoft Word, Excel, PowerPoint, WordPerfect and more. All PDF files created with Nitro PDF Professional are 100% compatible with other PDF viewing applications including Adobe Reader and Adobe Acrobat. Edit PDF Edit PDF content, no matter what it is. Fix typos, remove and change text. Perform advanced image editing tasks such as inserting, replacing, cropping, resizing and downsampling. Insert headers, footers, watermarks, numbering and more across multiple pages. Edit document properties and remove unwanted objects to create polished, recipient-ready PDF files. Convert PDF Quickly convert PDF files for reuse in Microsoft Word, WordPerfect, OpenOffice and more. Copy text from and take snapshots of page content in PDFs and paste the content in other office applications. Extract all text and images in the one process. Review & annotate PDF Move your team to an electronic-based document review cycle. Use Nitro PDF Professional's commenting tools to add notes, text feedback, drawing markups and more. View all user comments from the one place and share the comments your team makes in Nitro Pro with Adobe Acrobat and Adobe Reader users. Assemble & combine PDF Convert and then combine documents, spreadsheets, presentations and more into the one polished PDF file. Use powerful editing tools to reorder, shuffle, delete, insert, extract, replace, split, and rotate pages. Secure PDF Control how people use the PDF files you share by encrypting them. Use passwords and digital certificates to limit who can open files and permissions to limit functionality such as printing, editing, copying and form filling. Use digital signatures and certification to make tamper-proof documents. PDF forms Fill in and create PDF forms. Nitro PDF Professional gives you a cost effective way for your end-users to fill in, submit, print, and save PDF forms. With its form design tools, you can easily turn flat PDF documents into fillable, interactive PDF forms that contain text fields, buttons, checkboxes, JavaScript and more.

Processes and startup manager with following benefits: Monitor and manage processes, services, Internet connections, DLLs, drivers, locked files, windows; Startup manager: manage all programs running on startup including services and Internet Explorer toolbars; Startup monitor: alerts on new startups, block undesired startup programs; Minimize windows to system tray and save taskbar space; Quick access to last launched programs and last opened folders in system tray; Dynamic icons in tray for CPU, memory and disk load; Limit the CPU usage of processes that eat a lot of CPU; Log and graph of processes activity.

Folder Lock is a fast file-security program that can password-protect, lock, hide and encrypt any number of files, folders, drives, pictures and documents in seconds. Protected files are hidden, undeletable, inaccessible and highly secure. It hides files from kids, friends and co-workers, safeguards them from viruses, trojans, worms and spyware, and even protects them from networked PCs, cable users and hackers. Files can also be protected on USB Flash Drives, Memory Sticks, CD-RW, floppies and notebooks.