How to redact a PDF on your iPhone (and check it really worked)
Black out an account number or address in a PDF on your iPhone, remove the text underneath for good, and test the file before you send it.
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PDF how-to guides
Short, step-by-step answers to everyday PDF tasks.
PDF too large to email? How to compress, split or merge PDFs on your iPhone
PDF too large to email? Compress it on your iPhone, split it into smaller parts, or combine several PDFs into one file before you send.
How to sign a PDF on your iPhone
Sign a PDF on your iPhone without printing it. Draw or upload your signature, type your name and date, and reuse the same signature next time.
How to scan a document to a searchable PDF on your iPhone
Turn paper into a clean, searchable PDF on your iPhone. Scan several pages, clean up shadows, and export with a text layer you can search and copy.