PDF Expert 5
Website: https://readdle.com/products/pdfexpert5
Support: https://readdle.com/support or rdsupport@readdle.com
OS: iOS
Price: 9.99
PDF Expert 5 is a must-have app for anyone who reads, annotates or edits PDF documents on the iPad or iPhone.
It allows you to markup documents with highlights and handwriting, insert text and stamps, sign and even merge PDFs. Moreover, PDF Expert is the best choice for filling out PDF forms right on your iPad or iPhone.