Android and Apple's iOS rule the roost, but a bevy of others gun for the number three slot.
Articles about Mobile OS
Jolla fans in Europe can now pre-order the first Sailfish smartphone, which is expected to ship by the end of the year.
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Nokia is currently in the process of implementing a mobile device management offering from AirWatch, which will impact around 25,000 staff members globally.
Smartphones continue to drive the market, contributing 42.2 million units to the overall 108 million units sold in the Southeast Asian region in the 12 months ended March 2013.
There's no end in sight to the Google-Apple duopoly in the smartphone market, but Microsoft's Windows Phone software has taken third place, overtaking BlackBerry, thanks to Nokia's help.
The Android smartphone market generates US$5.3 billion in operating profits for the quarter, and Samsung contributes US$5.1 billion of that figure.
According to the latest round of Gartner figures, Samsung remains on top for global smartphone sales, while Android steals 74 percent of the market.
With its new Asha operating system and functional US$99 device, Nokia is trying to capture the mass consumer segment in countries like India and Indonesia: people still using devices with black-and-white displays.
What is in store for developers at this year's Google I/O?
The team working on Ubuntu's Touch smartphone OS plans to start using it as an everyday phone before the end of the month.
Does Linux really need another application packaging and installment system? Ubuntu will be adding another one for its Ubuntu Touch smartphones and tablets.
Microsoft said on Thursday that the SkyDrive service was being extended to include the rest of the world, but warned it might take several days for it to reach some countries.
Nokia unveils the dual-SIM Asha 501 device powered by an updated Asha OS featuring software capabilities from Smarterphone, which allows developers to create smartphone-like apps on feature phones.
Microsoft has had trouble getting people to use its Windows Phone operating systems, however, it might make as much as $3.4 billion on Android phones.
Cognizant's outlook highlights how customers in key verticals — financial services and healthcare — are spending on business process and cloud overhauls despite economic weakness.