India, Oct. 25 -- The world of foldable technology has entered a new era as Apple introduces its first wide-folding smartphone, the iPhone Duo. The flagship handset is designed to combine portability and productivity, and more than 50 apps are being optimised to make the most of its large screen. From productivity to streaming, mobile gaming to travel, developers are adapting their apps to make better use of Apple's folding design.

At the core of the iPhone Duo experience are two displays: a small 5.4-inch outer cover display for easy one-handed use, and a large 7.6-inch folding display that unfolds like a tablet.

Existing iOS apps can run on the iPhone Duo, but their layouts may vary depending on whether developers have optimised them ...