Preview App

The built-in Preview app (opens PDFs and images by default) can:

• Sign documents: Tools > Annotate > Signature
• Fill out forms: Click text fields in PDFs
• Merge PDFs: Drag pages between files in the sidebar
• Edit images: Crop, resize, adjust colors, remove backgrounds
• Convert formats: File > Export to change between PNG, JPEG, PDF, etc.
• Annotate: Add text, shapes, highlights, arrows