When it comes to smartphones, you're more likely to think of standards such as wifi, Bluetooth, and NFC (Near Field Communication) before the old FTP (File Transfer Protocol) technology comes to mind.

Soon after giving users the option to turn PDFs into easy-to-grasp NotebookLM-like audio summaries, alongside a nifty ...

The default Android file manager is a serviceable app. It does what you need and not much more. Plus, like all built-in Android apps, it plays well with the operating system and has a consistent look ...