El diario de RedSim
Todo lo que necesitas para seguir conectado en el extranjero.
Guías prácticas, tutoriales de eSIM y consejos de destinos.
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Guías nuevas para tu próximo viaje
JapónJapón16 min de lecturaWill My Phone Work in Japan? a 2026 ChecklistWill my phone work in Japan? Check unlock, LTE bands and VoLTE, then test an eSIM on Wi-Fi before you fly.1 nov 2026
ChinaChina13 min de lecturaWhatsApp for China: What Still WorksWhatsApp for China fails on mainland Wi-Fi and local SIMs. Compare roaming, eSIM routes, WeChat, and a pre-landing setup that keeps chats alive.31 oct 2026
ChinaChina15 min de lecturaDoes Google Maps Work in China? the 2026 AnswerDoes Google Maps work in China? Usually no on local networks. See which tasks still work, the map offset, and better apps.30 oct 2026
13 min de lecturaHow to Tell if Android Phone Is Unlocked in 2026See how to tell if android phone is unlocked with a SIM test, IMEI check, and carrier rules, plus what to do if it is still locked.29 oct 2026
16 min de lecturaInternational eSIM Data Plans: Types, Costs and ChoicesCompare country, regional and global international eSIM data plans, with data sizes, pricing factors, device checks and tips for choosing the right one.28 oct 2026
12 min de lecturaLow Data Mode iPhone Turn Off: Cellular and Wi-Fi StepsLow Data Mode iPhone turn off guide: exact paths for cellular, Wi-Fi, 5G and eSIM lines, plus fixes when the switch won't stay off.27 oct 2026
12 min de lecturaiPhone Network Issues: How to Diagnose and Fix ThemFix iPhone network issues step by step: check airplane mode, cellular and data roaming settings, carrier updates, resets and when to contact support.26 oct 2026
SuizaSuiza13 min de lecturaDoes a Europe eSIM Work in Switzerland? Yes, if IncludedDoes a Europe eSIM work in Switzerland? Yes, if Switzerland is on the plan's coverage list. Learn how to check, set up and avoid surprise charges.25 oct 2026
CanadáCanadá14 min de lecturaWill My Phone Work in Canada? a Step-by-Step CheckWill my phone work in Canada? Check unlock status, LTE bands, VoLTE calling and eSIM support step by step before your trip.24 oct 2026
