Yes it is a pity to waste time and nerves. You have to be careful about this type of services. Just as someone wrote earlier, new ones will be created which can also be cheated in the future.

Therefore, at this moment I am looking for coins that are subjected to verification, in which people are public.
At the moment I invested in the service https://www.peertoro.eu/.
The coin developer is a verified this Developer's ID https://review.kydcoin.io/teloscoin/.