ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
PDFCreator - PDFCreator converts every printable document to PDF and many other formats. Create professional PDFs with a few clicks and it's free. With many Professional Features: merge documents, send emails and more.
PhotoPenguin App - PhotoPenguin is a completely free batch photo editor with support for cropping, resizing, adding watermarks, and converting photos to other formats. It works on the user's device, using the capabilities of modern browsers.
Foxit PhantomPDF - Edit PDF files with our feature-rich PDF Editor. Download Foxit PDF Editor to convert, sign, scan / OCR & more. A speedy PDF Editor alternative to Adobe Acrobat.
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats
bioPDF - PDF Writer - Create PDF documents from any Windows application - Supports Citrix MetaFrame, Windows Terminal Server and Windows 10, 8, 7, Vista, XP, Server 2019, 2016, 2012, 2008, 2008 R2, 2003, 2000. Works with 32 and 64 bit systems.