
Is it better to keep data roaming on or off?
If you're about to cross a border and wonder if it's okay to keep your cellular data roaming on, don't worry — most travelers have been in the same situation. Let's clear up the confusion and find out what data roaming is, the pros and cons of keeping it on or off, and what would be the smartest choice for your needs.

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What is data roaming?
Data roaming occurs when your phone connects to a network outside your home carrier's range area, allowing you to stay online even when traveling abroad. You can use cellular data on a partner network to browse, text, or stream as if you were back home.
You might wonder if data roaming is free — unfortunately, you have to pay for it. Data roaming often comes with additional charges, which can stack up quickly, especially if you're streaming or uploading large files.
Should data roaming be on or off?
For most people, it's best to turn data roaming off. This way, you won't get surprise charges when your phone unknowingly connects to networks outside your carrier's coverage. But there are moments when you'll want to switch it on. For example, when traveling outside your home country and needing a connection. It's all about finding the right balance between keeping costs in check and staying connected.
When should data roaming be off?
The general rule is that you should always turn off data roaming. Don't worry, that doesn't mean your phone will become useless. You can still call and text as long as you're within a compatible network, and Wi-Fi will work perfectly fine for all your internet needs.
However, if you have it on when you’re at home, definitely turn it off when you're traveling somewhere. If you're near a country border, your phone might decide to connect to a foreign network — even if you haven't crossed over yet. Keeping roaming off will prevent your device from connecting to foreign networks leading to sky-high prices.
When should data roaming be on?
There are moments when turning data roaming is simply necessary. Let's say you're abroad, lost in an unfamiliar city, and desperately need Google Maps to guide you back to your hotel. Or maybe you're trying to read an urgent email, but there's no Wi-Fi. In situations like these, roaming can be your savior.
But remember, it's smart to use it for short bursts to keep costs under control. Plus, make sure you understand your service plan. Ask your cellular service provider whether it covers data roaming and how much it charges.
How do you turn data roaming on and off?
Switching data roaming on or off is straightforward, whether you're using an iPhone or Android device. However, the exact steps may vary slightly depending on your device model or operating system.
Turning data roaming on or off on an iPhone
Open the “Settings” app on your iPhone.
Scroll down and tap on “Cellular” or “Mobile data” (depending on your region).
Select “Cellular data options” or “Mobile data options.”
Tap on Data Roaming and toggle the switch on or off, depending on your preference.
You can also enable “Low data mode” to reduce overall data usage. This mode pauses automatic updates and background tasks when the iPhone isn't connected to Wi-Fi.
Turning data roaming on or off on Android
Open the “Settings” app on your Android device.
Go to “Connections” or “Network & internet” (depending on your device).
Tap on “Mobile networks” or “Cellular networks.”
Find the option labeled “Data roaming” and toggle it on or off.
What happens if you keep data roaming on all the time?
Leaving data roaming on 24/7 might sound like a great idea, but it can lead to a few surprises — and not the good kind. First, roaming isn't included in most regular mobile plans, and even simple things like background app updates or automatic photo uploads can quietly munch through your data and leave you with a crazy bill.
While you're basking in the sun, your battery might also feel the heat. When roaming, your phone works overtime to find and maintain a connection, especially in areas with weak signals. This extra effort can completely drain your battery.
However, a little preparation goes a long way. Check with your carrier about roaming policies and packages — many offer roaming plans that won't leave you hyperventilating at the end of the month. And if you're not actively using it, consider switching off data roaming and sticking to Wi-Fi. Your wallet and your phone's battery will thank you.
Is there a better way to access mobile data than data roaming?
If expensive roaming charges don't sound appealing, there are better ways to stay connected. Public Wi-Fi, a portable hotspot, or pocket Wi-Fi can be a good option. Of course, be careful about security — don't use public Wi-Fi for anything sensitive, like banking.
Another option is to pick up a local SIM card when you travel. Many countries offer affordable SIM plans, but swapping SIM cards whenever you hop to a new country or location can get tiring.
However, if you have an eSIM, you can switch carriers without physically changing SIM cards — making it ideal for those who travel often or just want a simpler, more flexible solution.
With the Saily eSIM app, you can get a local plan, avoid outrageous roaming fees, and enjoy seamless service in more than 190 destinations worldwide. Saily makes it super easy to get an eSIM and manage everything in one place. Just choose your eSIM plan, download the app, activate it, and say goodbye to roaming charges!

Say goodbye to roaming fees with a travel eSIM
Affordable mobile data plans for every journey.


Giedrė is an outdoor enthusiast who feels more at home in a tent than in a luxury hotel. She’s the type who packs her bags with a headlamp and enough snacks to survive a zombie apocalypse, but that doesn’t mean she doesn’t like snapping pictures to post on her Instagram stories. For that, she’s always prepared with an eSIM card on her phone — it helps her navigate the forest, too!