Photo to PDF Converter is a free iPhone application developed by Thawatchai Boontan. This app falls under the category of Education & Reference, specifically in the Books subcategory. As the name suggests, Photo to PDF Converter allows users to convert images into PDF files effortlessly.

With this app, users can either capture a new image or import one from their Camera roll. The app automatically detects the rectangle in the image and offers a perspective crop feature with a magnetic pointer for precise adjustments. Additionally, users can rotate the image with animation and make necessary adjustments before converting it to a PDF file.

One of the standout features of Photo to PDF Converter is the ability to share or save the converted PDF file. This makes it convenient for users to easily distribute or store the PDFs they create.

Please note that Photo to PDF Converter offers a subscription service for access to premium features and ad removal. The subscription prices are $4.99 per month, $39.99 per year, or a one-time payment of $59.99 for a lifetime subscription. Subscriptions will automatically renew, but users can manage their subscription settings in their iTunes account.