10 GB free: Why Congstar gives you a data pass

Those who take a look at the Congstar app these days, even if they don't have to, can look forward to a small gift. Congstar gives its customers free extra data volume – there is a unique data pass. Why is that? Congstar probably celebrates his birthday. Better to say, the app celebrates this birthday. Now the Congstar app is already ten years old and therefore there is a unique data pass with 10 GB, which customers can book free of charge (one …