gosimless Review 2026 - Is gosimless's eSIM reliable?
At a glance
Reviews & ratings
Pros & cons
👍 What we like
- ✓British number suitable for professional use and WhatsApp Business.
- ✓Unlimited calls and SMS in the United Kingdom on all plans.
- ✓Compatibility with 4G and 5G networks when the device and network allow it.
- ✓Digital activation by QR code, without a physical SIM card.
- ✓Tethering allowed on all plans at no extra cost.
- ✓Management of lines, numbers and billing from an online customer area.
👎 What we like less
- ✗Service mainly focused on British mobile plans, with no published catalog of standalone travel data plans.
- ✗Prices are displayed only in British pounds.
- ✗The Vodafone 24 GB plan does not include roaming.
- ✗Purchases are non-refundable according to the communicated conditions.
- ✗Unlimited plans are subject to a fair usage policy.
- ✗Compatibility depends on the device's support of eSIM.
What is gosimless?
What is gosimless?
gosimless is a brand of IO Microservices Ltd that provides British mobile plans in eSIM primarily intended for businesses, freelancers and professionals. The offers operate on the O2 and Vodafone networks and include a British mobile number, unlimited calls and SMS in the United Kingdom as well as mobile data on 4G and 5G. The plans are monthly and renewable, with volumes of 20 GB, 50 GB, 24 GB or unlimited data. O2 plans include roaming in Europe within the specified limits. Vodafone Unlimited also includes roaming in Europe and 1 international destinations. Activation is carried out from the customer area using a QR code. The eSIM allows adding a professional number to a compatible phone without removing the physical SIM card. The online customer area is used to manage lines, numbers and billing. The mobile number can be used for WhatsApp Business or other services requiring SMS verification.
Plans overview
Destinations covered by gosimless
Coverage broken down by region. Tap a region to see its countries.
Our verdict
gosimless offers British mobile plans in eSIM on the O2 and Vodafone networks, with a British mobile number, unlimited calls and SMS in the United Kingdom. The solution mainly targets businesses, freelancers and users looking for a second professional line.
Popular alternatives
Frequently asked questions
No, gosimless is not a scam: it is a reliable, well-known eSIM with a 3.6/5 rating in our test, coverage dedicated to a single destination (United Kingdom) and access to local 4G/5G networks (speed depends on local coverage). Just make sure your phone is eSIM-compatible before buying.
No: gosimless covers a single destination, United Kingdom. The eSIM does not work outside this destination, and network quality on site depends on the local partner operator.
The main downsides we found in our test: Service mainly focused on British mobile plans, with no published catalog of standalone travel data plans, Prices are displayed only in British pounds, The Vodafone 24 GB plan does not include roaming, Purchases are non-refundable according to the communicated conditions, Unlimited plans are subject to a fair usage policy and Compatibility depends on the device's support of eSIM.
It depends on your destination and budget: gosimless scores 3.6/5 in our test, but the best value changes by country. Compare current deals in our comparator before choosing.
The O2 20 GB plan is suitable for moderate use, while the O2 50 GB or unlimited plans are more suited for intensive professional use. Vodafone also offers a 24 GB plan and an unlimited plan.
Yes. All plans include unlimited calls and SMS in the United Kingdom, as well as a British mobile number.
Yes. Tethering is allowed on all plans at no extra cost.
O2 plans include roaming in Europe limited to the data allowance of the plan or 35 GB, depending on the applicable cap. Vodafone Unlimited includes up to 25 GB in Europe and up to 25 GB in the included international zone. Vodafone 24 GB does not include roaming.
Yes. You can request number portability. Send PAC by SMS to 65075 to receive your transfer code, then pass it on to gosimless. The timing depends on the operators concerned.
The included British mobile number can be used to verify WhatsApp Business and other apps requiring SMS authentication.
Subscriptions are monthly and renewable until cancellation. They have no minimum term and do not require a credit check.
Amounts already billed for a monthly period are non-refundable, and no pro-rata refunds are provided in case of early termination.
What to do if gosimless doesn't work?
Check that the code has not already been used, make sure you have Wi-Fi or mobile connection and confirm that the phone supports eSIM and is not locked by an operator. Then restart the device and try again.
Check that the gosimless line is activated for mobile data, restart the phone and automatically select the available network. If the problem persists, contact customer support.
Check that the country and plan concerned are included, activate data roaming and monitor the data limit provided for this destination.
An eSIM profile cannot be transferred between devices. Ask gosimless to issue a new QR code via WhatsApp or e-mail.