Blog
eSIM tips, travel guides, and connectivity stories from Telsimo.
Europe eSIM Guide: One Plan, Many Countries
Touring multiple European countries? Use one regional eSIM instead of swapping cards at every border. We explain how a Europe eSIM works, who it’s right for, and when it beats a single-country plan.
Serbia eSIM Guide: Staying Online Outside the EU
Because Serbia is outside the EU, roaming on European lines is expensive. Serbia’s network status, your internet options and why a travel eSIM is the most practical solution — all here.
Turkey eSIM Guide: Internet for Visitors from Abroad
Visiting Turkey from abroad? A travel eSIM is the most practical way to get online. Turkey’s network status, the critical IMEI/120-day rule and how an eSIM sidesteps it — all in this guide.
Internet on Holiday: Local SIM vs Roaming vs eSIM
There are three main ways to get online on holiday: a local SIM, carrier roaming and a travel eSIM. We compare all three on convenience, cost and flexibility, and explain which is right in each situation.
eSIM vs Roaming: Which Is Cheaper? (A Cost Comparison)
Abroad, is an eSIM cheaper than your carrier’s roaming? We explain how each is charged, how to calculate your own cost, and compare the two honestly with a worked example.
eSIM for International Travel: The End of Roaming
No more expensive roaming bills or hunting for a SIM at the airport. We explain how a travel eSIM works, how to choose the right plan, and every step before, during and after your trip.
The Pros and Cons of eSIM: An Honest Assessment
Is switching to eSIM really worth it? We give an honest assessment of all the upsides and downsides — from instant setup and travel convenience to device compatibility and the hassle of switching phones.
How to Set Up an eSIM: Step-by-Step Guide for iPhone and Android
Setting up an eSIM takes minutes. We show you how to install an eSIM via QR code on iPhone, Samsung and Google Pixel step by step, which settings to configure afterwards, and how to turn on data roaming for a travel eSIM.
Does My Phone Support eSIM? The Full List of Compatible Devices (2026)
Find out in 30 seconds whether your phone supports eSIM. An up-to-date list of compatible iPhone, Samsung, Google Pixel and other devices, regional exceptions and what to do if yours isn’t supported.
eSIM vs Physical SIM: Pros, Cons and Which One to Choose
Should you go with an eSIM or a physical SIM? We compare the two on speed, flexibility, travel and security, and give a clear recommendation based on the kind of user you are.
What Is an eSIM and How Does It Work? The Complete Beginner’s Guide
What is an eSIM, how is it different from a physical SIM, and how do you install it? A clear, jargon-free guide to eSIM technology, its benefits, compatible devices and setup.
Serbia on the Sıla Yolu: Solving the Non-EU Internet Problem with Telsimo
Because Serbia is outside the EU and Schengen, your European SIM’s roaming gets expensive right in the middle of the Sıla Yolu. Here is how Telsimo’s route-covering eSIM solves it and how an eSIM works in Serbia.
Internet and Staying Connected on the Sıla Yolu
On the Sıla Yolu you need steady internet for navigation, contact and entertainment. We compare roaming, local SIMs, eSIMs and in-car hotspots, how much data you need, and how to stay connected affordably the whole way.
Which Countries Do You Cross on the Sıla Yolu? A Border-by-Border Guide
On the Sıla Yolu you cross Austria, Hungary, Serbia and Bulgaria to reach Türkiye. Which borders, which documents, and how do non-EU countries affect your internet? A border-by-border guide.
How to Buy a Sıla Yolu eSIM Plan: A Step-by-Step Guide
Want your line to stay on as you travel from Europe to Türkiye? Here is how to buy and activate a Sıla Yolu eSIM plan in just a few minutes.