"This is a really big deal for Microsoft, but it will take years for it to make a potential difference on Windows Phone sales, unless something changes dramatically," said Patrick Moorhead, an analyst at Moor Insights & Strategy. "With this move, Microsoft wants to get up to par with iOS and Android in terms of the number of apps available. This removes an objection, but doesn't give the reason to buy a Windows phone. Microsoft still has to create differentiated mobile experiences to get consumers to buy a Windows Phone."
Microsoft said in March that Nokia devices running Windows 10 are coming late in 2015.
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