Freemium app revenue growth leaves premium in the dust

Freemium app revenue is now dominating premium for developers on both iOS and Android, said App Annie. The analytics firm said that freemium apps generate 69 percent of the worldwide iOS app revenue and 75 percent of global Android app revenues.

Inneractive gets $3.5M to help mobile app developers make money

Inneractive, which runs a mobile ad exchange, has just raised $3.5 million to help developers make money from their apps. The company helps developers by connecting their apps to its exchange, which includes more than 120 ad providers working in more than 200 countries.

955 Dreams releases mobile publishing and advertising tools

955 Dreams, whose Band of the Day app was Apple’s App of the Year runner up, is now letting other publishers make use of its smarts by releasing a publishing platform as well as an ad engine so content owners can create their own magazine-style apps.

Amazon turns on in-app purchasing for its Appstore apps

Amazon is turning on a key money-making tool for developers in its Appstore for Android, letting app makers offer in-app purchase through Amazon. The service allows developers to easily sell in-game currency, upgrades, content and magazine issues with one-click checkouts.

Devs: Want more in-app sales? Build loyalty first

New data from app analytics firm Localytics suggests the best way to make in-app purchase pay is to build loyalty and engagement, which can result in more revenue overall than a quick sell. Localytics found that loyal users generate 25 percent more in-app purchases.

Tapjoy hires former Sony Playstation exec as mobile gaming explodes

Flush with $30 million in new funding, mobile advertising and monetization company Tapjoy is on an executive hiring spree and the latest addition is Peter Dille, the former senior vice president of Sony Computer Entertainment America who helped launch the PlayStation 3 and PlayStation Network.

Android users only spend time on top apps

Android users have about 250,000 apps to choose from but most have little use for any of them outside the top 50. New data from Nielsen found that 61 percent of the time spent on apps by Android users are in the top 50 apps.