"Im very satisfy of your web site and your service. I never had a problem to refill my husband cell phone. Thank you"

"quality is not good enough , you need sometimes to shout to let them hear you , line is cutting off , also the rate is higher than other companies."

"Your fee is cheap, voice is perfect!"

"Happy with service provided."

"I am really satisfied.
I think the rates and the quality of voice are great."

"Quick and easy transaction. Very happy"

"Most calls went through well but however I was charged for a couple of calls whic did not even go through. I think its a good card for calling certain destinations in the developed world but not that good when calling the less-developed nations."

"calls sometimes doesn't work "

"the easy connectivity, clear audio and low cost are too attractive to pass up and so I keep calling my folks!"

"satisfied with keepcalling.com service. clear connections and secured account info."

"Excellent service, excellent price and you not lose minutes. Great experience"

"Very satisfied with this app, enjoy the cost for the minutes"

"Very good sound quality, for a very good price"

"Quality of voice is good. would like to see lower prices "

"When I make a call to Africa it breaks to prevent the caller from hearing the content of the message. At times you deduct my credit without making any call"