Great Service. Great Customer Support
The service is awesome. It makes life easier. They responded to my request in less than 24 hours with a solution, not more questions or bureaucracy.
By Adriana
Tuesday, November 3, 2026 · Customer reviews of US businesses
The Fair Hearing score
Average
84 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
SLYNUMBER is the easiest way to add a second mobile number to your phone - no SIM card or new device is needed.
SLYNUMBER (slynumber.com) has 84 customer reviews on The Fair Hearing, with an average rating of 3.2 out of 5.
84 approved reviews, newest moderated first
The service is awesome. It makes life easier. They responded to my request in less than 24 hours with a solution, not more questions or bureaucracy.
By Adriana
I bought monthly subscription. it cannot receive any SMS at all. customer service was silent. real SCAM dont buy this service
By Evelyn J.
I’ve had a great experience with SLYNUMBER. The service is reliable, easy to use, and everything worked smoothly after setup. Customer support was helpful and quick to respond whenever I had questions. Overall, I’m very satisfied and would definitely recommend it to others. I will continue using the service and likely extend my subscription.
By Troxell C.
Great email type service. Solved all ussues. Very attentive and caring.
By Gideon
I had a complicated issue with my account access and subscription renewal, but Myriam from the customer care team was absolutely amazing. She was very professional, patient, and guided me through the entire process until everything was fully resolved. It is rare to find such dedicated and helpful support these days. Thanks to her, I’m back into my account and my service is working perfectly. Highly recommend SLYNUMBER for their excellent customer communication! P.S. I understand the importance of bot protection, but I would suggest making this feedback page a bit simpler. Requiring an email, then a name, and then a verification code is quite a process—I almost changed my mind about leaving feedback because of it! Regardless, Myriam’s help was worth the effort.
By Artur H.
SLYNUMBER customer support team was incredibly responsive and helpful. They resolved my problem quickly, and everything is now working perfectly. Highly recommend their service for anyone looking for reliable and professional support.
By Michael P.
My request has been done easily
By Ahmed K.
This service works well.
By Mechanical E.