propoke24, Firefox OS can not do this yet, but the api are there. There are chat applications in Marketplace that allow you to talk for free and register your phone number like LINE, and Message Me, but not yet. Developing an app llike this would require app permissions: *[https://developer.mozilla.org/en-US/docs/Web/API/MozMmsEvent] *maybe something like this call: [https://developer.mozilla.org/en-US/docs/Web/API/MozMobileMessageManager.retrieveMMS] This would be a great bug to file though, if you need more information about the message default app on Firefox OS *[https://developer.mozilla.org/en-US/Apps/Developing/App_permissions App Permissions] *WebTelephony Api ans WebSMS and WebMMS [https://hacks.mozilla.org/2012/03/webtelephony-api-and-websms-api-part-of-webapi/] The database for sms should be in the Gaia, but stackoverflow.com will have more developers.

Propoke24, this is pretty neat, MDN has an article how the dual boot [https://developer.mozilla.org/en-US/Firefox_OS/Dual_boot_of_B2G_and_Android_on_SGS2]