PrivateProScanner Knowledge Base
70 questions about documents, PDFs, and digital security.
In-depth answers about scanning on iPhone, local storage, Photo Vault, AES-256, PIN protection, and everyday digital hygiene.
Scanning and PDF tools
01How do I scan a document to PDF on iPhone?→02How do I combine multiple pages into one PDF on iPhone?→03What is the difference between scanning a document and taking a photo?→04When should I use Color, Black & White, or Standard scan mode?→05Can I import an existing PDF into PrivateProScanner?→06How can I quickly rename and organize PDF documents?→07How do I send a scanned document from iPhone?→08How should I store a large collection of PDFs on iPhone?→09What should I look for in a document scanner app for iPhone?→10Can I use my iPhone instead of a dedicated scanner?→11How do I convert PDF to Word on iPhone?→12How do I convert PDF to JPEG on iPhone?→13How do I convert PDF to PNG on iPhone?→14How do I convert PDF to TIFF on iPhone?→15How do I extract text from a PDF on iPhone?→16Can I edit text extracted from a PDF on iPhone?→17How do I save PDF pages as images on iPhone?→18How can I work with PDFs without a computer?→19How do I open and view a multi-page PDF on iPhone?→20Can I use PrivateProScanner for school and work?→
Local storage and documents
21Where should I safely store passport scans on iPhone?→22Where should I store contracts and confidential documents on iPhone?→23Can I store documents without using the cloud?→24What does local file storage mean on iPhone?→25Can the PrivateProScanner developer see my documents?→26Do I need internet access to store documents in PrivateProScanner?→27Where should I store financial documents on my phone?→28How can I store business documents securely on iPhone?→29How can I protect work documents on iPhone?→30How can I keep personal documents separate from ordinary files?→
Photo Vault and private photos
31How can I keep private photos protected on iPhone?→32What is an encrypted Photo Vault?→33How do I move photos from the regular gallery into a private vault?→34Can I lock private photos with Face ID?→35How can I keep photos of documents separate from my photo library?→36Where should I store copies of my passport, driver’s license, and other IDs?→37How is Photo Vault different from the Hidden album on iPhone?→38How can I protect personal photos from unauthorized access?→39Can I store private photos locally without cloud synchronization?→40What happens to photos after I add them to PrivateProScanner?→
AES-256, PIN, and protection
41What is AES-256 in simple terms?→42Why should I encrypt documents on iPhone?→43How is AES-256 different from a PIN code?→44How does Face ID work together with an additional PIN?→45Why is the additional PIN entered twice?→46What happens if the main additional PIN is entered incorrectly?→47How do I set a separate PIN for a specific PDF?→48What happens if I enter the wrong PIN for a protected PDF?→49How does PrivateProScanner protect displayed documents from standard screenshots?→50What security layers does PrivateProScanner use?→
Document security and digital hygiene
51Is it risky to keep photos of passports and other documents in the regular iPhone photo library?→52How is a dedicated private photo vault different from the iPhone Hidden album?→53Why might the iPhone passcode alone be insufficient for confidential documents?→54How is local document storage different from cloud storage?→55What is Zero-Knowledge, and how is it different from ordinary encryption?→56What metadata can be stored inside photos and PDF documents?→57Is it safe to send document scans through email and messaging apps?→58How can I reduce the risk of accidentally taking a screenshot of a confidential document?→59What happens to a digital document after I delete it?→60How can iPhone backups affect document privacy?→61How is an app password different from real file encryption?→62How strong is AES-256 encryption today?→63What does multi-layer data protection mean on a smartphone?→64Why do some apps use emergency data deletion after a wrong PIN?→65Why use a separate PIN for one PDF if the app is already protected?→66How can I safely digitize paper documents with an iPhone?→67What is better for storing documents: PDF, JPEG, or PNG?→68How can I protect private photos if I sometimes hand an unlocked iPhone to someone else?→69What should I do with confidential documents before selling or repairing an iPhone?→70How do I choose a good PIN for a protected document vault?→
PrivateProScanner
Download PrivateProScanner on your iPhone or iPad — a modern scanner built with privacy in mind.
Scan documents, create PDFs, keep important files and private photos locally, and use additional protection layers including AES-256, Face ID / Touch ID, and PIN controls.
PrivateProScannerPDF Scanner · AES-256Download on the App Store →