The feature uses public macOS application programming interfaces, which enable two different apps to communicate with each other. Oppo said O+ Connect "fully complies with macOS platform and software regulations."
Ben Wood, chief analyst at market research firm CCS Insight, told CNBC the Find N5 "shows the art of the possible when engineering a product with flexible display technology."
Wood added that, while Huawei's triple-screened Mate XT led to some fanfare, "commercially I think the smart money is still on the book-like form factor already offered by Samsung, Honor, Google and now Oppo."