The SimOptions Guide

Travel guides and connectivity tips for 200+ destinations.

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General (126)

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GeneralThe 5 Best eSIMs for Austria in 2023Austria is a country located in the southern part of Central Europe. This country is famous for its castles, palaces, and buildings that represent ancient architecture.…3 min readMarch 20, 2022 GeneralList of eSIM Supported Phones[content-block slug="esim-smartphones"]1 min readJanuary 23, 2022 GeneraleSIM vs Physical SIMWhen a new technology emerges, it’s essential to compare it with existing options to determine whether it’s truly an upgrade. eSIMs, or embedded SIMs, are increasingly…5 min readOctober 20, 2021 GeneralThe Benefits of eSIMsSince the invention of mobile phones, the Subscriber Identity Module (SIM) has been essential for connecting to networks and communicating worldwide. However, as…3 min readOctober 20, 2021 GeneralCan I Put My SIM Card In Another Phone?Do you want to change your phone and maintain your current phone number? In that case, you need to know some things before buying that new phone you want. The last…5 min readAugust 23, 2021 GeneralHow to Unlock a SIM Card without PUK Code?Did you accidentally lock your phone & don’t know how to unlock it again? And we are not talking about the biometric lock or password that you enter to unlock the cell…6 min readJune 7, 2021 GeneralThe Best Travel Bloggers in 2022" If you fail to plan, you plan to fail " - Benjamin Franklin once said. People might end up in disappointment when traveling abroad because of the lack of preparation.…14 min readJanuary 9, 2020 GeneralChina Unicom - The United Network CommunicationsWhen traveling to China, many things may turn confusing at the beginning of your trip because of their language barriers, diverse traditions, and their totally…8 min readJuly 11, 2019 GeneralOrange S.A. - France's Telecommunications CompanyVisiting France can be one of the most beautiful and amazing experiences in your life. No matter if you have just a couple of days and you are not able to visit as many…6 min readJuly 9, 2019 General20 Common Mobile Phone Problems & Their SolutionsTechnology is not always perfect, so you can experience different problems that you can solve by yourself. Cell phones may present faults some times and we know it can…15 min readApril 1, 2019 GeneralHow To Unlock Your PhoneHave you ever wanted to buy a cell phone but it is locked for a specific carrier different from yours? This is a very common thing, but thanks to consumer protection…5 min readMarch 12, 2019 GeneralCDMA vs GSM - What Is The Difference?Once you read those abbreviations you start thinking a lot of things that may be true. But we are sure there are many details that you do not know yet about CDMA…7 min readFebruary 24, 2019