I was happy with the service, right up until the time they discontinued it and didn't bother to let me know. I bought the DataMax sim card and have been using it in Panama for 6 months. Paying a... See more
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Grabbed an eSim for a week since I exceeded my data limit on my current subscription on Hey Telecom. Competitive price, easy installation but wow such a poor cell reception. No matter where I go,... See more
Working but really poor service, 2 advice if you buy on this website, don't leave payment page or go back on it with your history if you not receive emails, And if internet is not working che... See more
Wonderful service with minor hiccups It was a great experience from start to finish. However, there was no way for me to purchase (or at least from what I could see on the website) a smaller amount o... See more
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Company details
Written by the company
Best prepaid eSIM data plans for travelers, digital nomads and remote workers
Contact info
530-B Harkle Road, Suite 100, 87505, Santa Fe, United States
- hello@onesim.co
- onesim.co
2.5
Poor
80 reviews
Hasn’t replied to negative reviews
How this company uses Trustpilot
See how their reviews and ratings are sourced, scored, and moderated.
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!
11 June 2024
Easy and cheap
9 June 2024
I bought eSIM and it didn’t work at…
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!!
24 May 2024
Worked as expected
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.
6 March 2024
O2 in Germany was awful and useless
O2 in Germany was awful and useless. My family used another prepaid eSIM and it connected to vodafone de. That seemed fine.
23 December 2023
QR code couldn’t be delivered on time
QR code couldn’t be delivered on time. I should buy another sim
20 December 2023
I bought the sim to.use in USA and…
I bought the sim to.use in USA and Mexico. I arrived in Mexico and it didn't work I ended up having to buy another sim
10 November 2023
Best service provider ever
Best service provider ever , easily switching between accounts no problem with coverage at all, used this in UK
26 October 2023
Friendly to use
10 October 2023
Excellent service at a great price
Excellent service at a great price. Kept me connected in London and again in Ireland at a fraction of the cost of my US network.
30 July 2023
Good network coverage
Good network coverage, but inaccurate data counter. Purchased two esims from Onesim of 10GB and they both stopped at 9.3GB. Not good.
29 June 2023
Smooth experience
The purchase was easy, E-sim worked properly in both my trip destinations. Can't complain. Definitely recommend it!
24 June 2023
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