It didn't work for my phone.
It didn't work for my phone. I emailed customer service to get a refund, but I didn't get any response from them Scam!
By Kim
Saturday, November 7, 2026 · Customer reviews of US businesses
The Fair Hearing score
Average
68 reviews
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Best prepaid eSIM data plans for travelers, digital nomads and remote workers
Onesim (onesim.co) has 68 customer reviews on The Fair Hearing, with an average rating of 3.0 out of 5.
68 approved reviews, newest moderated first
It didn't work for my phone. I emailed customer service to get a refund, but I didn't get any response from them Scam!
By Kim
Easy and cheap
By Tzahi
I bought eSIM and it didn’t work at all,but Gb were tracking.I bought eSIM two more times,the mail wasn’t send on my email,please check this out!!
By Эдуард
Worked as expected but the speed was not something one would desire. I think it's perfect for someone who needs to get connected for a short time in Mexico.
By Phil
Seamless - easy to use.
By Frank M.
O2 in Germany was awful and useless. My family used another prepaid eSIM and it connected to vodafone de. That seemed fine.
By KA
QR code couldn’t be delivered on time. I should buy another sim
By Michinao B.
Super einfach die sein auf dem Handy zu installieren.
By Michaela H.