PDF is a widely used file format for documents that need to maintain their original formatting across different devices. It can store text, images, and interactive elements like hyperlinks or forms. PDF files are commonly used for contracts, brochures, and professional reports.
EPUB is an open-source ebook format designed for digital books. It allows text and images to adapt to different screen sizes, making it ideal for reading on various devices, such as smartphones, tablets, and e-readers. EPUB supports rich formatting, multimedia elements, and interactivity, offering a flexible and portable ebook format that is widely supported by ebook readers and apps.