How to Use Your Phone Abroad Without Charges: Complete Guide
Don't come home to a massive phone bill. Learn exactly how to use your phone abroad without any unexpected charges.
Published 2025-02-14 · Updated 2025-02-20 · TripSIM Team
Taking your smartphone abroad is essential for modern travel, but it can lead to shock phone bills if you're not careful. Roaming charges, data overages, and accidental usage can cost hundreds of pounds. This guide shows you exactly how to use your phone overseas without any unexpected charges — step by step.
Step 1: Check Your UK Network's Roaming Policy
Before you travel, contact your UK mobile provider to understand their roaming charges. Since Brexit, many UK networks have reintroduced EU roaming fees. Some offer daily passes (£2–£8/day), while others include limited free roaming. Know what you'll be charged before you leave.
Step 2: Turn Off Data Roaming
The single most important step is disabling data roaming in your phone settings. On iPhone: Settings > Mobile Data > Data Roaming (toggle off). On Android: Settings > Network > Mobile Networks > Data Roaming (toggle off). This prevents your phone from using mobile data on foreign networks.
Step 3: Get a Travel eSIM
The best way to use your phone abroad without charges is to install a travel eSIM like TripSIM before you depart. Your eSIM provides affordable local data in your destination, while your UK SIM stays in your phone for receiving calls and texts. Enable data roaming only for the eSIM line, keeping it off for your UK SIM.
Step 4: Disable Background App Usage
- Turn off automatic app updates over mobile data
- Disable iCloud/Google Photos automatic upload
- Turn off background app refresh for non-essential apps
- Disable automatic email fetch — check manually instead
- Turn off location services for apps that don't need it
Step 5: Use WiFi Strategically
Connect to WiFi at your hotel, café, or restaurant for data-heavy tasks like uploading photos, downloading maps, and streaming. Save your eSIM data for on-the-go essentials like navigation and messaging.
Step 6: Enable WiFi Calling
Most UK networks support WiFi calling. When enabled, your phone routes calls over WiFi instead of the mobile network, meaning you can make and receive UK calls for free (or at your normal rate) while abroad. Enable it in your phone's settings before you travel.
What About Receiving Calls Abroad?
With most UK networks, you'll be charged for receiving calls while roaming — even if you don't answer and it goes to voicemail. To avoid this, let calls go to voicemail and return them via WhatsApp or WiFi calling. Alternatively, text contacts beforehand asking them to use WhatsApp.
Will I be charged if my phone is on but I don't use it?
Potentially yes. Background apps, email syncing, and notifications can use data without you actively doing anything. Always disable data roaming for your UK SIM to prevent this.
Do I get charged for using WiFi abroad?
No, WiFi is free to use on your phone. You only incur charges when using mobile data networks. Connect to WiFi wherever possible to avoid any charges.