pdf-notes vs Pngyu
A side-by-side look at pdf-notes and Pngyu. For an in-depth review of either product, follow the links below.
pdf-notes
Office & Productivity
pdf-notes is a free, open source software for annotating PDF files on Windows, Mac and Linux. It allows adding text notes, highlights, drawings and stamps to PDFs.
pdfannotationnoteshighlightsdrawingsstamps
Pngyu
Photos & Graphics
Pngyu is a free online PNG image file compressor. It allows you to easily reduce the file size of PNG images without losing quality. Pngyu is very simple and easy to use, just upload your PNG image and it will optimize and compress it for you.
pngcompressoroptimizerimage
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