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Articles ofeSIM guides: guides, comparisons, and tips for staying connected while traveling, without roaming and with your eSIM ready in 1 minute.
eSIM guides
Virtual eSIM: What It Is, How It Works, and Why You Need One
Virtual eSIM: what it is, how it differs from a physical SIM, and how the virtual number works. A clear guide to understanding ...
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eSIM guides
Rechargeable eSIM: How to Recharge Data Without Reinstalling
Rechargeable eSIM: add more data to the same profile from the app, no QR or reinstallation needed. How to recharge step-by-step...
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eSIM guides
eSIM not working or QR not received: causes and step-by-step solutions
Is your eSIM QR code not arriving or not scanning? Real causes and step-by-step solutions: email, camera, manual installation, ...
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eSIM guides
Share internet via hotspot with an eSIM: practical guide
Learn how to share internet via hotspot with an eSIM: connect laptop, tablet, or TV, avoid fair use, and troubleshoot a non-wor...
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eSIM guides
How much data do WhatsApp, Google Maps, and Instagram use when you travel
How much data do WhatsApp, Google Maps, Instagram, and video calls use per hour? Calculate the GB you need for travel and choos...
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eSIM guides
Does an eSIM expire? How long does it last, when does it start, and what happens when it ends?
Does eSIM expire? We explain how long it lasts, when its validity period begins, what happens when data is exhausted, and how t...
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Destinations
eSIM for Bosnia Herzegovina: Coverage, Data, and Why to Ditch Roaming
eSIM for Bosnia and Herzegovina: Real Coverage in Sarajevo and Mostar, How Many GB to Get, and Why It's Better Than Roaming or ...
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eSIM guides
When to activate the eSIM? Before traveling or upon arrival, solved
When to activate your eSIM, before traveling or upon arrival? Installing vs. activating, when validity starts, and common mista...
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Destinations
eSIM Indonesia: Complete Guide for Internet in Bali, Jakarta, Java & Lombok
Indonesia eSIM Guide: How many GB you need, coverage in Bali, Jakarta, and Lombok, local carriers vs. eSIM, and how to activate...
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Destinations
eSIM London: Stay Connected with Fast, Reliable Data
eSIM for London: how many GB do you need for 3-5 days, coverage on the Underground and at airports, and why it avoids roaming a...
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eSIM guides
Can I have an eSIM with my same number? (2026)
Can you have an eSIM with your existing number? We explain when you can and when you can't, and how to travel with data without...
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eSIM guides
How to convert your physical SIM to eSIM step-by-step (2026)
We explain how to convert your physical SIM into an eSIM with your carrier, and the difference with installing a travel eSIM fo...
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eSIM guides
How to share mobile internet abroad (hotspot with eSIM)
In short: to use a mobile hotspot abroad with an eSIM, you just need to install the profile before leaving, activate it upon ar...
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eSIM guides
Save data abroad — 10 tips for travelers
In short: To save data abroad without being stranded mid-trip, three things are needed: a local eSIM activated before you leave...
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eSIM guides
How to call from abroad without overpaying — 2026 Guide
In short: To make cheap calls from abroad, the most cost-effective option is to forget about traditional voice roaming and make...
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eSIM guides
How to use WhatsApp for free abroad with eSIM
In short: to use WhatsApp for free abroad with an eSIM, you only need active mobile data: install the eSIM before you leave, ac...
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Destinations
eSIM Europe 1 Month — One Plan for Travel Across Countries
In short: For a month-long trip to Europe, PuraSim's 1-month Europe eSIM gives you local data from the moment you land, without...
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eSIM guides
eSIM Advantages and Disadvantages: An Honest Analysis
The pros and cons of eSIM without exaggeration: instant installation, dual SIM, and savings, but also its real limitations befo...
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eSIM guides
How to activate an eSIM step-by-step (iPhone and Android)
Learn how to activate an eSIM on iPhone and Android upon arrival at your destination: data plan, roaming only on that line, and...
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eSIM guides
Prepaid eSIM: What It Is and How It Works for Travel
Discover what a prepaid eSIM is, how it works, its advantages, and how to top it up. Data for traveling without contracts or co...
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eSIM guides
International eSIM: One Data Plan for Multiple Countries
An international eSIM provides you with data in several countries with a single plan. We'll tell you when to choose a regional,...
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eSIM guides
eSIM card: what it is, how it works, and what it's for
In short: An eSIM card is a digital SIM embedded in your mobile that you can activate instantly, without needing a physical car...
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eSIM guides
How to Buy an eSIM Online — Step-by-Step Guide
In short: You can buy an eSIM online at PuraSim in less than 3 minutes. Choose your destination, select the data plan, pay, and...
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eSIM guides
How to use WhatsApp with an eSIM abroad
In short: WhatsApp works with any data eSIM without any special configuration: the app only needs internet, it doesn't care if ...
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