Blog posts

TooSim
2025.Aug.12

Travel eSIM packages range from 1 GB to 50 GB, so it’s important to know how much data you really need. Check typical data usage for common activities and use the TooSIM Data Calculator to easily estimate the right plan for your trip.

TooSim
2025.Jul.31

A major benefit of using a travel eSIM is improved security—it's more durable and offers better protection if your device is stolen. That’s why companies like Apple have started removing SIM card slots in U.S. models like the iPhone 14–16 series.

TooSim
2025.Jul.31
A global eSIM is the perfect choice if you need affordable mobile data in multiple countries. Unlike local eSIMs, it works in over 100 destinations—TooSIM, for example, offers coverage in 107+ countries, including both popular and remote locations.
TooSim
2025.Jul.24

Make any eSIM plan — 1 GB or 50 GB — last longer by disabling non-essential features. Follow our step-by-step tips for iPhone and Android to stay connected throughout your trip.

TooSim
2025.Jul.23

One way to make your trip more comfortable is to extend your travel eSIM’s internet — share it with your laptop for work tasks, stream films on a bigger screen, or let your travel buddies connect while on the road.

TooSim
2025.Jul.22

Planning a trip? Find out what’s smarter: a local eSIM with affordable, high-speed internet for one country or a regional eSIM for seamless connectivity across borders!

TooSim
2025.Jun.18

In this article, we'll explain what data roaming is, how to reduce your internet costs while traveling, and how a virtual SIM card (eSIM) can help.

TooSim
2025.Jun.11

A common challenge is that many people only find out their phone is operator-locked after purchasing an eSIM. This information simply does not appear on your smartphone's main screen and needs to be checked manually in the settings.

TooSim
2025.May.22

Data-only eSIMs offer internet access but no voice calls. So how do you call a hotel or taxi without voice service? Use Viber Out — here’s a simple way to do it.

TooSim
2024.Dec.01

This Black Friday, staying connected while traveling has never been more affordable! TooSIM is offering an exclusive 15% discount on travel eSIMs

TooSim
2024.Jul.23

Most issues are related to trying eSIM for the first time and possibly missing a step during installation or activation. Always double-check if roaming and mobile data are enabled. Here’s a detailed explanation of each error.

TooSim
2024.Jul.23

Most issues are related to trying eSIM for the first time and possibly missing a step during installation or activation. Always double-check if roaming and mobile data are enabled. Here’s a detailed explanation of each error.

TooSim
2024.Jun.23

This guide outlines the steps to install and activate an eSIM on an Android Samsung Galaxy, Pixel and OnePlus, using a QR code and an activation code.

TooSim
2024.Jun.23

This guide outlines the steps to install and activate an eSIM on an iPhone using a QR code and an activation code.

TooSim
2023.Jul.23

Apple, Samsung, Google, and some others support eSIM technology. However, it's essential to check with your specific phone's manufacturer or carrier to confirm eSIM compatibility.