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Author Profile
Jessica Brierley
Travel Connectivity Specialist, SIMOVO
Jess helps people stay connected wherever they go, cutting through the jargon of mobile data and roaming so the focus stays on the trip rather than the tech. She has spent years getting to grips with how eSIMs actually work across different networks and regions, and she writes with the goal of saving readers money and hassle before they fly. When she's not testing coverage in another corner of the world, she's mapping out the next destination.
eSIM setupNetwork coverageMoney saving
40+
Articles published
180+
Destinations covered
3
Core topics
Areas of expertise
What I write about
Network coverage
Clear breakdowns of which networks to expect and where they perform.
Roaming costs
Honest analysis of what roaming really costs and how to spend less abroad.
Latest from the journal
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Articles by Jessica
North America
Canada Travel Cost Breakdown for Travelers
If you've already built a Canada itinerary and are raring to jet off on vacation, chances are you've already started thinking about...
Support
The Cost of Roaming Ignorance: What UK Networks Really Charge to Use Your Phone Abroad in 2026
We priced a single 7-day trip across the four major UK networks and a SIMOVO eSIM, for ten of the most popular...
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