As Android change slows, 1 in 4 phones run latest versions

One of Google’s biggest Android challenges has been devices running various versions of the software. But two things have happened that are helping the issue disappear as 1 in 4 Android devices now run the Ice Cream Sandwich or Jelly Bean versions of Android.

With Twilio’s help, AT&T opens up SMS, voice to developers

AT&T is launching a new program called Advanced Communication Suite which not only resells Twilio-powered cloud communications apps but lets more-savvy businesses tap into its voice and SMS APIs. What’s more, given Twilio’s broad reach, AT&T may overcome the problem of cross-carrier fragmentation.

Amazon heads off app fragmentation on Kindle Fire, Android

With multiple Amazon Kindle Fire tablets that differ in screen size, display resolution and even hardware capabilities, how will developers manage their mobile apps across the platform? A new “device targeting” feature will help and it supports Android devices through Amazon’s app store as well.

4G Fragmentation forces Apple to build 3 separate iPhones

Apple has designed different versions of the iPhone 5 in order to capture all of world’s different LTE networks. It’s a huge break from Apple’s single-device strategy and could have major ramifications for carriers Apple has eschewed in the past like China Mobile and NTT DoCoMo.

Meet YouConnect: Maybe carriers and developers can get along

France’s three big mobile operators are cooperating to put out a common API that mobile retail sites and apps can use to autofill customer data into a purchase screen. It’s a small achievement, but a notable one, considering operators past failures to lure in developers.

Bye bye, WAC: So much for carriers standardizing apps

What happens when you get four-dozen carriers in a single room? Apparently nothing. The organization tasked with creating common carrier APIs, the Wholesale Application Community, revealed on Tuesday it is dissolving, selling off its technology to Apigee and folding its development efforts into the GSM Association.

How Verizon might kill any hope for LTE interoperability

The global adoption of LTE was going to heal the rift between the CDMA and GSM camps and give U.S. consumers more freedom to switch among carriers and greater choice in devices. Verizon’s planned sale of its extra LTE spectrum pretty much quashes that dream.

Small carriers are launching LTE, but will they ever see a 4G iPhone?

Last year, regional operator C Spire became the first small carrier in the U.S. to land the iPhone, but it’s good fortune may not continue if Apple launches an LTE smartphone. Spectrum fragmentation may keep Apple’s newest fastest device out of the small carriers’ hands.