What software can open PDF files?

Related questions

1. Is there a truly free PDF editor?
2. Why do my PDF files open in Word?
3. Can you convert PDF to Word?
4. Are PDFs open source?
5. Why are my PDF files opening in Word?
6. How do I open a PDF file without opening it?
7. Why my pdf file is not opening?
8. Can I edit a PDF file in Word?

Tags

1. #reader
2. #windows
3. #download
4. #files
5. #program
6. #downloaded
7. #adobe