“While we’re on the topic of free stuff, if you sign in to your Google Account from the new Quickoffice app for Android or iOS by September 26, 2013, an extra 10GB of Google Drive storage will be added to your account for two years (look for it in the next few weeks),” Google announced.
This decision can be the effect of Apple’s latest announcement about iWork. Apple made iWork and few other stock apps free for users. This is why Google is offering the app for free with free storage.
Google acquired QuickOffice back in June 2012 to improve Google Drive. You can download QuickOffice for free from Play Store or the App Store. This announcement will surely hurt Microsoft. Microsoft launched Microsoft apps for Android and iPhone for free with Office 365 subscription. Now users have free alternate with similar features.