The sleek Verykool Spark has two SIM-card slots, but is plagued by a poor camera.
The new phone reaches consumers in India this week, but the single-SIM variant won't arrive until June.
This $189 handset has a 13.1MP camera, a quad-core 1.2 GHz processor, and two SIM card slots.
Digirit's SIM+ case, currently looking for crowd-funding, lets users switch between two SIM cards in an iPhone 5 with a simple software toggle.
The HTC One is finally getting a microSD slot in a new dual-SIM version that'll set you back £494.
Nokia and HTC could make life easier for adulterers, bigamists and superheroes with rumoured dual-SIM Lumia phones.
Available this month, the new Android phone will offer a dual-SIM technology for people who need to jump from one carrier to another.
A new Samsung handset brings Jelly Bean on a budget, as well as the option of having two SIM cards.
Phones that take two SIM cards were a small trend at Mobile World Congress. Here's why that's a good thing.
The Sony Xperia Tipo sports the latest version of Android and lets you use two SIM cards at once. Better yet, it won't cost the Earth.