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Manuel Rozewski

SimOptions Team
358 Guides written30 Guides reviewed

Part of the SimOptions team, tech and travel savvy, and it takes more than two hands to count the countries he has visited. Before a guide goes live, Manuel takes it for a spin on real iPhones and Androids, tapping through every step so you don't get stuck at arrivals. When he isn't testing, he writes about eSIM basics and picking the right plan.

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eSIM & SIM by DestinationTravel TipsMobile Data & Roaming

Guides written

358
Mobile Data & RoamingHow Does 5G Work?It is known that each new generation of the mobile network comes with something innovative and much better than the previous ones. However, have you ever wondered how…5 min readNovember 22, 2021Mobile Data & RoamingWhat is 5G?Have you ever wondered why your connection speed is slow? Well, the speed will depend on what kind of network you are connected to. Most of the cell phones nowadays…5 min readNovember 15, 2021eSIM BasicseSIM 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, 2021eSIM BasicsThe 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, 2021eSIM BasicsWhat Is An eSIM Data Plan?We have already covered key information about eSIMs. We know that they are embedded SIM cards that make easier the process of getting communication services. However,…5 min readOctober 20, 2021eSIM BasicsHow To Use An eSIMSIM cards have been so much useful for everybody that owns a cell phone. That little chip allows us to stay connected using the internet and sending and receiving…5 min readOctober 11, 2021eSIM Setup & FixesHow To Activate An eSIM?We all know that traveling can be both relaxing and exciting, but not always easy, especially when we start to think about how we will do to have the internet on our…5 min readOctober 11, 2021SIM Cards ExplainedHow To Switch SIM Cards Between PhonesEither because you are undertaking a trip to a foreign country or because you want to change your mobile service provider. In any of these cases, you will have to…5 min readOctober 4, 2021SIM Cards ExplainedHow To Cut A SIM Card?With new phones coming out every month, it is very acceptable that you think is time to change your old one. You go to the store or get it online, and once that you…5 min readSeptember 27, 2021SIM Cards ExplainedHow To Destroy A SIM Card?SIM cards are small but powerful tools to store information. Our phone number, contacts, PIN and PUK codes, and more are inside a SIM card. It allows us to do much more…5 min readSeptember 20, 2021SIM Cards ExplainedHow To Clean A SIM Card?Let’s start by imagining this scenario. You buy a new cell phone, and switch your SIM card from the previous phone to that one. Or perhaps you want to use an old SIM…5 min readSeptember 13, 2021Phone Tips & SecurityHow To Increase Battery Life of iPhones?Nowadays, running out of battery does not seem to be an option. We spend a big part of our day checking our social media, new emails and messages. That is why we want…5 min readSeptember 6, 2021