Both the Adobe Scan and Microsoft Lens scanner apps work really well: https://acrobat.adobe.com/us/en/mobile/scanner-app.html. - Source: Reddit / 19 days ago
Use a PDF scanner app on your phone. However, do NOT use iOS Notes' scanning function. I recommend Adobe Scan, as it eases the process of converting the PDF into an image file. - Source: Reddit / 17 days ago
Genius Scan - On The Go.
Office Lens - Download this app from Microsoft Store for Windows 10, Windows 10 Mobile, Windows Phone 8. 1, Windows Phone 8, Windows 10 Team (Surface Hub), HoloLens. See screenshots, read the latest customer reviews, and compare ratings for Office Lens.
ABBYY FineScanner AI - Intelligent assistant for scanning and text extraction 📲
Scanbot - Scanbot is a mobile app that allows you to use your device's camera as a document scanner. The app is capable of scanning a large number of source materials, and it can handle QR codes as well.
Scanner Pro - Scanner Pro turns your iPhone into portable scanner in your pocket.
Notebloc - Scan, save & share your notes