HelloSIM Blog Archives - HelloSim Travel SIM Card
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Wine tourism

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Athens Tips

Tips for Travelers: Athens

  Greece, and particularly Athens, is for sure on the bucket list of the majority of travelers. And we think it’s worth it. It’s an exciting experience for every traveler to step on the land of gods, legends, and myths. Every single minute and second is precious in this unbelievably beautiful city, so plan well […]


From MVNO to MVNE: New Case Study

Learn how G-Mobile grew by 20% in less than a year by becoming an MVNE Our new case study explains what the company did to achieve these results, including: Designing unique infrastructure: custom core + PortaSwitch Achieving TCO 65% lower than the one for off-the-shelf solutions and 80% lower than renting infrastructure from an MVNE Building […]

international travel SIM cards

How to save on roaming while traveling?

Staying connected can double your traveling costs and may even cost you more than your flight if you stay on roaming. But fortunately, in the modern world, there are other alternatives out there that will reduce your costs and save you from bill-shocks. You don’t need to pay high-cost data roaming when abroad. So, what […]


15 Amazing Facts about Singapore

Singapore is the least corrupt in Asia and is considered to be the 5th least corrupt country worldwide. 7th of November in Singapore is celebrated as a tree planting day. It is a great celebration, and every single citizen of the country starting from Prime Minister plant trees on this day. People in Singapore sometimes […]


Traveller’s Lifehacks – Barcelona

  Barcelona is, without any doubt, on the bucket list of hundreds of thousands in people in the world. Barcelona appeals travelers with its beaches, sun, food, nightlife, and cultural heritage. A trip to Barcelona should be perfect, exciting, memorable full of new sensations, emotions, and amazing photos.


Common Mistakes of First-time Travellers

If every traveller decided to write about the mistakes made during the trips, we would have tons of funny, scary, amusing and touchy stories. Digital world nowadays gives us the opportunity to share those stories , to share experience, help each other and become a smarter traveler- based on another traveller’s experience. So we decided […]

SIM Cards

The Evolution of SIM Cards

Since 1991 when Giesecke and Devrient supplied the first commercial SIM card to a Finish Network Operator, these cards have evolved from simple mobile phone cards to IoT devices. Today over 7 billion devices connect to cellular networks around the world. The rise of IoT and 5G network is predicted to drive the growth from […]


PortaSwitch Gives G-Mobile Flexibility to Become a Cross-Border MVNE

G-Mobile creates one-of-a-kind bespoke MVNE infrastructure with PortaBilling® B/OSS at its core VANCOUVER, British Columbia, May 2, 2018, /PRNewswire/ — With the increase in global travel, the need for international SIM cards — those small, swappable cards that allow smartphones and other mobile devices to operate properly outside of their home countries — is growing exponentially around the […]

Plitvice Lakes National Park, Croatia

Places on Planet Earth, which You Should Visit Before Dying

Life is a summary of memories, experiences, and impressions. The man collects the puzzle of his life, putting the particles one by one. The brighter the memories, the more beautiful the picture is. Well, why did we start our article in philosophy mood? This is because we want to show you some places on our […]


Where to Go for Easter Holidays?

Easter holiday colors the entire Christian world into bright, vivid colors, announces the arrival of Spring, brings hope and light. Even though Easter is considered a family holiday, many families prefer to spend it abroad, get to know traditions and customs of other nations, and take part in Easter observances. We have compiled a list […]

SIM Cards

What is a Travel SIM Card and Why Do You Need It?

Travel SIM card is also called “travel SIM” “data SIM card”, “roaming card” “international SIM card” or sometimes a “global SIM card”. They are either prepaid SIM cards or cards with pay as you go plans, they can be for a specific country or have a wide coverage of different countries. In any case, they […]


March Destinations: Celebrate Spring!

March is not usually considered a holiday month but, there are destinations on the globe that are attractive for tourists, and March is a perfect month to head for those alluring locations. After snowy and cold winter, when spring blooms, travelers start packing for sun and leisure. Many festivals and major events and take place […]


Celebrate Love: 7 Getaways for Valentine’s Day

Love is in the air, shops burst in plush hearts, teddies, balloons, chocolates and love cards. Couples book romantic dinners in restaurants, prepare proposal speeches, buy rings and make traveling plans. Which is the most romantic city in the world? Paris? Venice? New York? Check our list of love cities, choose your destination and may […]