Questions by Dierk

+1 vote
2 answers
Zoiper no longer able to register my account
asked Oct 2, 2015 in iOS
0 votes
2 answers
Zoiper disables iPhone volume control buttons
asked Sep 22, 2015 in iOS
0 votes
1 answer
I can't hear the called person
asked Sep 6, 2015 in iOS
2,441 questions
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