Mobile connectivityMobile data: what is it and how do you use it well?
Mobile data is your phone's internet connection without Wi-Fi: how it works, how to turn it on (iPhone and Android), usage by activity and charges abroad.


Rony is our in-house travel-connected expert. Always curious and never too far from an airport, he explores the latest destinations while testing the newest eSIM solutions. He signs our articles on travel and mobile technology, with a single mission: to turn his discoveries into clear, reliable, and smart advice to accompany you anywhere in the world.
Mobile connectivityMobile data is your phone's internet connection without Wi-Fi: how it works, how to turn it on (iPhone and Android), usage by activity and charges abroad.

ReviewsUbigi or Airalo? October 2026 prices in Japan, South Korea and Australia, unlimited plans, speed, support and reviews: who wins depending on where you're going.

ReviewsOrange Travel review: plans and prices checked in October 2026, networks by country, ID verification, customer reviews and a comparison with voilà eSIM.

ReviewsSaily or Ubigi? Prices checked in October 2026 in 9 destinations, unlimited plans, network in Japan, reviews, support and refunds: our verdict by profile.

eSIM GuidesThe EID number is the 32-digit code of your eSIM chip: what it's for and how to find it on iPhone, Samsung, Pixel, OnePlus, Motorola and smartwatches.

Mobile connectivityWhere to buy a SIM card in Tunisia, Ooredoo, Orange and Tunisie Telecom plans, prices in dinars and euros, the airport, activation and the eSIM option.

TravelVisas, procedures for the first 14 days, cost of living, work, daily life, and Tokyo: everything you need to move to Japan in 2026.

TravelThe yen, 2024 banknotes and the six coins, the dollar-yen exchange rate, where to exchange and withdraw money, and how to pay by card or cashlessly in Japan.

TravelClassic Suica, Welcome Suica, or Suica on iPhone: which card to choose, where to buy it at Narita and Haneda, how to top it up, and where it works in Japan.

Mobile connectivityWhatsApp works in Japan without restrictions: connection, keeping your number with an eSIM, data used per call, LINE, and fixes if the app will not connect.

TravelType A and B plugs, 100 V voltage, 50 or 60 Hz: which adapter to take to Japan, which devices work without a converter, and where to buy it.

TravelCity-by-city temperatures, dated 2026 festivals, autumn colors, what to do and what to pack in your suitcase for Japan in October.

TravelThe 10 must-sees with prices and opening hours, the neighborhoods, activities, cuisine, and a one-day itinerary in Tokyo.

TravelOfficial 2026 prices, covered routes, booking, Nozomi, and cost-effectiveness calculation: our opinion on the Japan Rail Pass.

Mobile connectivityOut-of-plan rates, travel passes, pitfalls to avoid and eSIM alternatives: everything about roaming in Japan in 2026.

TravelThe 20 most beautiful places to visit island by island, 4 itineraries ranging from 10 days to 1 month, budget, best time to visit, and formalities for your trip to Indonesia.

Mobile connectivityOut-of-plan rates per carrier, travel passes, settings to turn off, and eSIM alternatives: everything about roaming in Indonesia in 2026.

TravelOfficial visas and rates, budget, accommodation, health, banking, and Internet: everything you need to know to live in Indonesia in 2026.

Mobile connectivityeSIM, local SIM card, original plan or WiFi: all the solutions to have Internet in Indonesia in 2026, with real prices.

TravelDocuments, clothes, desert, Atlas, toiletry and pharmacy kit, carry-on luggage and souvenirs: the complete checklist to tick off for your suitcase to Morocco.

TravelSpring, autumn, summer or winter: climate of the 5 regions, month-by-month temperatures, desert, Atlas, beach, Ramadan 2027 and flight prices.

Mobile connectivityCalling Morocco without exploding your bill: country code +212, verified rates to and from France, time difference, and free solutions.

TravelMorocco is split in two in December: the sunny south and the rainy north. Real temperatures for 11 cities, where to go, activities, and a pre-departure checklist.

Travel21 °C in the sun, 9 hours of light per day, breathable souks: the real weather in Marrakech in December, activities, and the pre-departure checklist.

Mobile connectivityeSIM from $2.20, local SIM card at Ménara airport, free WiFi or roaming: all internet solutions in Marrakech compared, 2026 prices verified.

Mobile connectivity€13.31 per MB without a pass: Orange rates in Morocco, all travel passes, a comparison with SFR, Bouygues and Free, and the voilà eSIM starting from €2.20.

Mobile connectivityReal prices in rupees, zone-by-zone coverage, where to buy without paying the airport markup, and when an eSIM is the best value.

Mobile connectivityReal 2026 prices in stores and at the airport, operators, IMEI law, and eSIM comparison. Stay connected as soon as you land.

TravelWhat to do in Turkey? Istanbul, Cappadocia, Pamukkale: our 20 locations, the best time to visit, and the budget to plan for your 2026 trip.

Mobile connectivity2026 rates for Orange, SFR, Bouygues and Free in Turkey, local passes, and eSIMs starting from $0.80 to avoid fees.

Mobile connectivityRental, price, local SIM cards and eSIM alternatives: everything you need to know about pocket WiFi in Turkey in 2026.

Mobile connectivityeSIM from $0.80, local SIM card, roaming: the 5 options compared, prices, and a step-by-step guide to staying connected in Turkey.

Mobile connectivityReal 2026 prices in the city and at the airport, Turkcell, Vodafone and Türk Telekom plans, and the eSIM option starting from $0.80.

Mobile connectivityRental, price, comparison of providers and eSIM alternative: everything you need to know about pocket wifi in Japan in 2026.

Mobile connectivityRental, price, local box, and eSIM alternatives: everything you need to know about pocket WiFi in Morocco in 2026.

Mobile connectivityUp to €13.31 per MB excluding options: roaming fees in Morocco by operator, plans that include it, and cheaper alternatives.

Mobile connectivityPrice, operators, points of sale: everything you need to know about SIM cards in Morocco in 2026, and when an eSIM becomes the simplest solution.

ReviewsRoamify review 2026: verified prices, fair use, Trustpilot ratings, strengths and limitations of this cheap eSIM. Our verdict before you buy.

Mobile connectivityJapan SIM card: prices checked at the sellers, where to buy it, passport and activation, and why an eSIM is often simpler for a trip.

TravelWhen to go to Japan? The 2026 month-by-month calendar: cherry blossoms, festivals, skiing, prices, and the 3 periods you should absolutely avoid.

Mobile connectivityComparison of the 6 best eSIMs for Indonesia and Bali in 2026: price per GB, Telkomsel 4G/5G network, coverage from Bali to remote islands. voilà eSIM leads the way: best value for money, simple installation, and 24/7 human support.

Mobile connectivityTurkey eSIM ban explained: the tech is legal, 30+ provider stores are blocked. What still works in 2026 and how to stay connected.

Mobile connectivityWhere to find free Wi-Fi in Japan, how to connect step by step, and the voilà eSIM alternative starting from $1.40 for a reliable connection everywhere.

ReviewsOur eSIM.io 2026 review: plans, reliability, App Store and Trustpilot ratings, and the voilà fixed-price alternative for your trip.

Mobile connectivityDiscover all the solutions to get Internet in Morocco in 2026: eSIM, local SIM card, roaming, or WiFi. A complete comparison with real prices.

ReviewsOur Ubigi 2026 review: real prices, NTT network, true strengths and limitations, and the voilà alternative, which is cheaper for your trip.

Mobile connectivityComparison of the 6 best eSIMs for Morocco in 2026: price per GB, networks, coverage, WhatsApp calls. voilà eSIM leads the way for its value for money.

ReviewsOur full review of MobiMatter, the eSIM marketplace: plans, prices, coverage, and rating. An immense selection, but variable quality.

ReviewsOur complete review of the reusable GoMoWorld eSIM. Plans, prices, coverage, and rating.

Mobile connectivityComparison of the 5 best eSIMs for Thailand in 2026: price per GB, network, coverage. voilà eSIM leads the way for its excellent value for money on the AIS network.

Mobile connectivityComparison of the 5 best eSIMs for South Korea in 2026: price per GB, network, coverage. voilà eSIM leads with the lowest price per GB, on SK Telecom and LG Uplus.

ReviewsGigSky review 2026: prices, reliability, real speeds, and honest customer feedback. We'll tell you who this eSIM is worth it for, and when voilà does it better.

ReviewsByteSIM Review 2026: field test, verified prices, Trustpilot feedback, and voilà comparison. Everything you need to know before you buy.

ReviewsOur comprehensive review of Nomad eSIM in 2026: real-world testing, user feedback, pricing, and the best alternative.

ReviewsOur comprehensive review of Airalo in 2026: pricing, coverage, customer support, and real alternatives we’ve tested. Find out if this eSIM is worth it!

ReviewsOur comprehensive review of Yesim in 2026: pricing, Ycoins, customer support, coverage. Find out if this eSIM is worth it!

ReviewsWe compared Simify and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 7-3, but Simify remains a viable option for three specific use cases.

ReviewsWe compared Holafly and MobiMatter based on 10 key criteria. The verdict is clear: Holafly wins 7-3, but MobiMatter remains a viable option for three specific use cases.

ReviewsWe compared Roamless and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 7-3, but Roamless remains a viable option for three specific use cases.

ReviewsWe compared Holafly and SimCorner based on 10 key criteria. The verdict is clear: Holafly wins 6-4, but SimCorner remains a viable option for four specific use cases.

ReviewsWe compared Holafly and Maya Mobile based on 10 key criteria. The verdict is clear: Holafly wins 7-3, but Maya Mobile remains a viable option for three specific use cases.

ReviewsWe compared GigSky and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 6-4, but GigSky remains a viable option for four specific use cases.

ReviewsWe compared Yesim and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 7-3, but Yesim remains a viable option for three specific use cases.

ReviewsWe compared Orange Travel and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 6-4, but Orange Travel remains a viable option for four specific use cases.

ReviewsWe compared Nomad and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 6-4, but Nomad remains a viable option for four specific use cases.

ReviewsWe compared ByteSIM and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 7-3, but ByteSIM remains a viable option for three specific use cases.

ReviewsWe compared GoMoWorld and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 7-3, but GoMoWorld remains a viable option for three specific use cases.

ReviewsWe compared Holafly and Ubigi based on 10 key criteria. The verdict is clear: Holafly wins 6-4, but Ubigi remains a viable option for four specific use cases.

TravelJapan trip cost in 2026: flights, accommodation, food, transportation, activities and internet, with a real 14-day budget and verified prices.

ReviewsWe compared Saily and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 6-4, but Saily remains a viable option for four specific use cases.

ReviewsWe compared Airalo and Holafly based on 10 key criteria. The verdict is clear: Holafly wins 6-4, but Airalo remains a viable option for four specific use cases.

eSIM GuidesFour reliable methods to quickly check if your smartphone supports eSIM (simulator, settings, #06# code, etc.)

TravelDiscover the 20 most beautiful places to visit in Thailand: golden temples, paradise beaches, lush jungles... The ultimate guide for your dream trip in 2026!

ReviewsRead our full review of the Saily eSIM: reliability, price, limitations and how it compares with voilà.

Mobile connectivitySIM card for the USA: comparison, prices and solutions for staying connected in the USA.

TravelAre you planning to go to Thailand? Want to know how to prepare for your trip to Thailand? You've come to the right place—we'll explain EVERYTHING!

TravelAre you planning a trip to South Korea and wondering what to do there so you don't miss anything during your stay? From imperial palaces to idyllic beaches and unspoiled nature, discover the 20 most beautiful places to visit!

Mobile connectivitySouth Korea SIM card: eSIM, local SIM, pocket WiFi... Compare the best solutions to stay connected during your trip.

TravelAre you planning to go to Japan? Would you like to know how to prepare for your trip to Japan? You've come to the right place—we'll explain EVERYTHING!

Mobile connectivitySIM card Thailand: find out how to get Internet easily in Thailand with a local SIM or an eSIM.

TravelDiscover the 20 must-see places to visit for a memorable trip to Japan in 2026: from Tokyo to Okinawa, via Kyoto and Mount Fuji.

Mobile connectivityHow to access the internet in Japan? All the solutions to stay connected during your trip (eSIM, free Wi-Fi, Pocket Wi-Fi, etc.)

eSIM GuidesHow it works, compatible models, operators and tips for choosing your eSIM watch

TravelThe complete guide to planning your trip to South Korea: when to go, budget, documents, internet, accommodation, customs, and all the practical advice you need for 2026.

eSIM GuidesFind out how an eSIM with a phone number works: calls, texts, activation, pricing, and use while traveling.

ReviewsDiscover our review of Holafly eSIM: reliable but expensive and slow to respond to customer support requests. Compare it with voilà, the ideal alternative for staying connected while traveling.

ReviewsRevolut eSIM Review: Is Revolut's eSIM actually worth it for travel? We break down how it works, pros, cons, and pricing...

eSIM GuidesTo set up an eSIM on your phone: Settings > Cellular Data > Add an eSIM Card. Installation takes just a few clicks.

Mobile connectivityHow to access the internet in South Korea? Everything you need to know to prepare for your trip in the best possible conditions!

Mobile connectivityHow to access the internet in Thailand? Everything you need to know to prepare for your trip in the best possible conditions!
