There are no visual changes with version 0.9875 of fring. However, below is a list of the changes (via the developer).
1. Issues resulting in deleted SMS (additional QA work on our side still in progress).
2. mVoIP calls on 1.1.2 are now fully supported.
3. Incoming SIP calls are also available with this new version.
I still think the app is a little sketchy. I am able to randomly make outgoing calls to Skype from my iPhone. I still am unable to make calls from Skype to my iPhone. Let me know if you have the same results. fring is available through the fring source.