About Crop tool
Crop is the simpliest way to define your file by new height and width pixels. It changes image dimensions in bulk. This application works with PDF, JPG, JP2, J2K, BMP, DIB, TIFF, GIF, PNG, APNG, TGA, EMF, EMZ, WMF, WMZ, WEBP, SVG, SVGZ, DICOM, DJVU, DNG, ODG, OTG, EPS, CDR, CMX formats.
This is absolutely free application that works online via any popular browser on any platform (Windows, Linux, MacOS, Android).