Here's a rundown of what's happened so far and what to expect next:
In late July, Apple , a that lets users forward calls, transcribe voicemail, send free text messages and place cheap international calls. In addition the throwing out the official app, Apple removed third-party programs that channeled Google Voice independently. At the time AT&T denied that it lords over App Store decisions, though the carrier has crippled the functionality of .
Earlier this month, the FCC into the Google Voice fiasco. It's not an official investigation, but the FCC asked Apple and AT&T to explain why the app was rejected. Yesterday, a said Google was added to the hot seat, due to the limited capabilities of the Skype application for Android phones. Comments from all three companies are due today.