Hi xYakult,
As were the first top up service in the world using digital currencies, we have thousands of customers using our service since 2014.
https://bitcointalksearch.org/topic/first-worldwide-recharge-or-topup-prepaid-mobile-phone-using-bitcoin-or-litecoin-500475
Our customers are happy with the instant top up transactions we provide and the live chat support availability if they need any assistance.
Additionally, we don't just provide mobile credits but other services too.
Viber Out
Water
Insurance
Transport
Wifi
Landline
Grocery
Pharmacy
We take pride on our exceptional customer support so, feel free to use our live chat, contact form or support email if you have further questions.
Hope this will help