Thoughtful design details in Apple's first foldable show what's possible when hardware and software work together seamlessly.

The iPhone Duo’s performance, battery life and unique multitasking and camera tricks make a strong first impression, but Apple’s debut foldable phone needs work.

“Aside from some minor shortcomings, Apple appears to have stuck the landing with its long-awaited foldable,” said CNET. “Foldable phones offer a breath of fresh air in a stagnant industry, and the iPhone Duo is no exception.” The site did stress, however, that the Duo is not for everyone.