Which of the following features can enhance productivity on iOS?

The Shortcuts app is designed specifically to enhance productivity on iOS devices by allowing users to automate tasks and create custom workflows. This app enables users to combine multiple actions across different applications, streamlining processes that would otherwise take several steps to accomplish. For instance, a user can create a shortcut that sends a message at a particular time, retrieves information from the web, or controls smart home devices with a single command. The versatility and functionality of the Shortcuts app make it a powerful tool for increasing efficiency and simplifying daily tasks, which contributes directly to improved productivity.

While the other options do offer valuable services, they are not primarily focused on enhancing productivity in the same manner. The Weather app, for example, provides weather forecasts but does not include features designed specifically to automate or streamline tasks. Similarly, while the Apple Pencil enhances note-taking and drawing capabilities, it is more of a tool for creative work rather than a productivity enhancer in a broader sense. The Maps app offers navigation assistance and location services, which are useful but do not directly improve overall productivity like automation and task management do.