- The complete guide to turning phone photos into PDF: formats, ordering, and export
How to turn your phone photos into a single PDF: supported formats, page ordering, why exporting at original size matters, and what local processing means for your privacy.
- Files that never leave your phone: how local processing protects your privacy
Online conversion tools upload your files. On-device processing doesn't. Using Image to PDF as an example, here's how local processing works, where history is stored, and where the data boundary sits for ads and subscriptions.
- Chat logs and long-image stitching: choosing between vertical, horizontal, and grid
Three stitching modes and the scenarios they fit: vertical for chat-log long images, horizontal for side-by-side comparisons, grid for photo collections.
- Password-protecting a PDF: choosing between user password, owner password, and permissions
What's the difference between the two PDF passwords? How do you set print, copy, and modify permissions? Using Image to PDF's Encrypt feature, here's what every AES-256 option does.
- PDF to image: how page selection and scale factor affect clarity
Converting a PDF to PNG images: why picking pages beats exporting the whole document, how to choose between 1.0x and 3.0x scale factors, and different tips for screen viewing vs printing.