Samsung and Lenovo had the most interesting folding concept devices to show off at the annual trade show in Barcelona.

There are two main types on the market: one unfolds from a standard phone to a tablet-sized device ... The initial experience with a folding smartphone is often thrilling and transformative.

When Is the Best Time to Buy a New Folding Phone? New foldables aren't announced as often as regular phones are, but they still arrive with a regular cadence. There's really no bad time to buy so ...

Not only do they have interesting form factors, but foldable phones have extra utility you don't quite get in your typical slate phone; like how they're better vlogging by folding them over to use ...

Infinix has announced its first tri-fold concept phone, the ZERO Series Mini Tri-Fold, which is looks quite different than Huawei's Mate XT.