Simple method (no third-party service) — local approach
From a legal standpoint, the waters are murky but lean towards the protection of the content creator. In many jurisdictions, circumventing technological protection measures to access copyrighted material is a violation of digital copyright laws, such as the Digital Millennium Copyright Act (DMCA) in the United States. While a user might argue that downloading a publicly available document for personal use constitutes "fair use," the act of bypassing the platform's specific download restrictions weakens this defense. For the developers of these tools, providing the means to strip content from a host platform places them in a precarious legal position similar to that of video rippers or scraping tools. calameo downloader
This is the most critical question. The legality is . Simple method (no third-party service) — local approach
: This is the built-in feature provided by Calaméo. For the developers of these tools, providing the