A-PDF Scan Optimizer
You can download A-PDF Scan Optimizer 4.3 from our software library for free. The program's installer is commonly called pdfso.exe. This download was checked by our built-in antivirus and was rated as safe. The most popular versions among the program users are 4.3, 2.9 and 2.8. This tool was originally created by A-PDF.com. The software is included in Office Tools. This PC program is suitable for 32-bit versions of Windows XP/7/8/10. The current setup file available for download requires 3 MB of hard disk space.
From the developer:
A-PDF Scan Optimizer provides a quick way to batch optimize your scanned PDF documents, A-PDF Scan Optimizer can correct the skew scanned image within PDF; convert the scanned image to Black/White or gray in Acrobat PDF; downsample the image in PDF and delete unused blank page in PDF directly.
You may want to check out more software, such as Registry Optimizer, Web Optimization Easy Pro or PC Optimizer, which might be related to A-PDF Scan Optimizer.