10 Best International Sim Cards 2025 in the United States

The KiwiSIM USA Data SIM Card offers some strong features, particularly for those needing reliable data service in the USA. It provides extensive coverage by tapping into the top three networks (AT&T, T-Mobile, and Verizon), ensuring you have a stable connection almost anywhere you go. The 12GB data allowance, valid for 180 days, is generous for users who need occasional internet access on various devices like security cameras, routers, or mobile hotspots. The SIM card is designed to fit different device sizes (Standard, Micro, and Nano), making it versatile and convenient to use across multiple gadgets.

Setting it up is relatively straightforward once you insert it into an unlocked device and configure the APN settings. However, it's worth noting that this SIM card is data-only and doesn't support voice calls or text messages. This might be a limitation for users who require comprehensive mobile services. The pricing is transparent with no hidden fees, and you can cancel the auto-subscription at any time, which adds a layer of flexibility and safety. Customer support is praised for being reliable and available online, ensuring that any issues can be promptly addressed.

On the downside, some users may find the initial activation process and APN configuration slightly tricky, especially if they are not familiar with such setups. Despite these minor obstacles, the KiwiSIM USA Data SIM Card is a solid choice for those seeking a dependable and flexible data solution in the USA, particularly for IoT devices.

The 12GB 14 Day Orange Europe SIM Card offers several benefits for travelers in Europe. With 12GB of high-speed data on 4G/5G networks, it provides ample internet access, and the ability to use data tethering and hotspots is a plus for those needing to connect multiple devices. The SIM card covers a wide range of European countries, although the specific list is not provided in the brief. The inclusion of unlimited local calling in Europe and 30 minutes of international calls along with 200 texts is a valuable feature for staying in touch globally.

The 'no registration required' feature and the 14-day validity period from first use make it convenient and user-friendly. Additionally, the refillable option for extending the service is a nice touch for longer stays. The triple cut SIM card ensures compatibility with various devices, including phones, tablets, and mifi devices, as long as they are unlocked. Customer support is available 24 hours a day, which can be very reassuring for users who may need assistance while traveling.

On the downside, the limited 14-day validity period may not be ideal for longer trips. While the SIM can be refilled, it does incur an additional charge. The necessity for an unlocked phone might be an inconvenience for some users. This SIM card is well-suited for travelers on short trips across Europe who need reliable data and calling options.

The AT&T and T-Mobile Multi-Network Data Sim Card is a versatile option for those traveling or needing connectivity in the USA. One of its notable strengths is dual-network support, allowing it to switch between AT&T and T-Mobile for the most reliable connection depending on your location. This ensures optimized connectivity whether you're using a smartphone, tablet, router, or various IoT devices. The SIM card is preloaded with 5GB of data valid for 12 months, providing flexibility without the need for monthly renewals.

It's important to note that this SIM card is data-only, meaning it does not support calls or texts, which might be a limitation for some users. Setup is straightforward with a two-step configuration process, and it can support various network speeds including 4G and 5G, ensuring a seamless online experience. The product includes dedicated customer support, which is a valuable feature for resolving any issues.

Topping up the data requires visiting the Scancom website, which may be inconvenient for some. Additionally, portal access for monitoring usage is available, but only if you have three or more SIMs. This SIM card might be best suited for travelers, remote workers, or anyone needing reliable data connectivity in the USA without the need for voice or text services.