Scan Documents with Files App on iPhone & iPad
How to scan PDF documents with the stock Files app on iPhone & iPad?
Office
Convert PowerPoint to PDF on iPhone iPad
How to convert PowerPoint, PPT presentations to PDF files using PDF Converter app on iPhone iPad?
Convert Word documents to PDFs on iPhone and iPad
Convert Word documents (doc, docx) to PDFs using PDF Converter app on iPhone and iPad.
Goodnotes
Goodnotes for iPhone allows you to take handwritten notes in digital, multi-media notebooks or annotate PDF, PowerPoint, and Word documents.
Scanbot Scanner
Scanbot is the best iPhone iPad scanner app for documents and QR codes. Create free, high-quality PDF or JPG scans with just one tap.
Convert PowerPoint to PDF on iPhone iPad
How to convert PowerPoint presentation to PDF on iPhone iPad with Microsoft PowerPoint?