Peter Moore Written by Peter Moore – eSIM Content Writer

Connectivity: The Best Way to Stay Connected on Mobile Data Networks

Visiting Hungary offers a wealth of experiences, from the stunning Parliament Building in Budapest to the relaxing thermal baths and historic Buda Castle. To share these moments instantly and navigate with ease using Google Maps, having a reliable internet connection is non-negotiable. Whether you are exploring the city or crossing borders to Switzerland, Iceland, the Netherlands, or the Czech Republic, staying online is essential.

Opting for a prepaid eSIM (virtual SIM card) is the modern solution to connectivity. It eliminates the need to hunt for local SIM cards or pay exorbitant data roaming fees. After testing various providers, our team has identified the best services that connect seamlessly to local mobile data network operators like Vodafone and Yettel (formerly Telenor), ensuring you stay online whether you are in the city or exploring the countryside. An esim could differ significantly from a traditional physical card, often acting as a mobile virtual network operator to give you the best signal.

Top Pick: eSIM4

Our research points to eSIM4 as the superior choice for a Hungary eSIM. It combines excellent coverage on premium networks with unbeatable pricing, making it the smartest option for 2026 travelers.

Why eSIM4 Stands Out

  • Premium Network Access: Operates on major local carriers like Vodafone, Yettel, and Telekom for stable 4G and 5G speeds.
  • Instant Delivery: Receive your QR code immediately via email for hassle-free setup.
  • Cost-Effective: Plans start at just $2.98, offering significant savings over roaming.
  • Transparent Terms: No hidden costs, contracts, or physical SIM swapping required.
  • Flexible Data Options: A wide range of plans from 1GB short-term options to unlimited data for heavy users.
  • Global Trust: Relied upon by over 100,000 travelers worldwide.

Quick Comparison: Top eSIM Providers for Your Travel to Hungary

Compare key features and prepay pricing to find the perfect match for your Hungarian adventure. We compared major eSIM providers including Holafly (and their Holafly eSIM), Ubigi, SimOptions, and Firsty to find the cheapest and most reliable options.

Rank Provider Rating Network
Coverage
Starting
Price
Best For
1 ⭐ eSIM4 4.9/5 Vodafone/Yettel $2.98 Overall Value
2 Saily 4.7/5 Multiple $3.79 Security features
3 Airalo 4.7/5 Vodafone/Yettel $4.50 Ease of use
4 Nomad 4.6/5 Yettel/Vodafone $4.50 Regional Plans
5 Jetpac 4.5/5 Vodafone/Telenor $1.00 Budget Travelers
6 aloSIM 4.4/5 Vodafone $4.50 Calls & SMS

How to Choose the Best Hungary eSIM with Unlimited Data

While eSIM4 is our top recommendation, your specific needs might vary. Consider these factors when choosing to opt for an eSIM for Hungary to ensure you stay connected.

Factor What to Look For Why It Matters
Data Needs Estimate your daily usage. Streaming and social media consume far more data than maps and emails. Look for an esim with unlimited data if you stream often.
Trip Length Check plan validity (e.g., 7 days vs 15 days). Ensure your plan covers your entire stay to avoid topping up frequently.
Coverage & Speed Look for a supported network like Yettel. Check for maximum speed (often in Mbps) and access to a 5G network for high speed browsing.
Compatibility Check your smartphone settings. Ensure your device is unlocked and supports eSIM technology for easy activation.
Features Do you need a phone number? Most eSIMs are data-only; some offer VOIP or separate apps for calls.

Top eSIM Providers for Hungary: Detailed Reviews

We analyzed the leading market options to bring you this curated list of the best eSIM plans for Hungary.

2

Saily

Secure Connection

Rating
4.7/5
Network
LTE/5G
Support
24/7

Saily is an excellent alternative, particularly for security-conscious travelers who prefer not to rely on public WiFi. Backed by the team behind NordVPN, it integrates features like ad-blocking and web protection directly into the service. It provides reliable coverage across Hungary and over 200 other regions.

Saily Hungary Plans

Data Duration Price
1 GB 7 Days $3.79
3 GB 30 Days $7.59
5 GB 30 Days $11.39
10 GB 30 Days $18.04
20 GB 30 Days $30.39

Pros & Cons:

Pros

  • Focus on digital security
  • User-friendly application
  • Fast setup process

Cons

  • Slightly higher entry price than Jetpac
  • No native calls or SMS
3

Airalo

Beginner Friendly

Rating
4.7/5
Network
Yettel/Vodafone
Support
In-App

Airalo is widely recognized for its ease of use, making it perfect for first-time eSIM users. If you have previously used Airalo, you’ll find the experience familiar. In Hungary, it connects via Vodafone and Yettel networks. It’s often compared to a Holafly eSIM but allows for sharing data via hotspot.

Airalo Hungary Plans

Data Duration Price
1 GB 7 Days $4.50
2 GB 15 Days $7.50
3 GB 30 Days $9.50
5 GB 30 Days $13.50
10 GB 30 Days $22.00

Pros & Cons:

Pros

  • Intuitive app interface
  • Regional “Eurolink” plans available covering EU countries like France, UK, and Portugal.
  • Reliable support options

Cons

  • No unlimited data option locally
  • More expensive per GB than competitors
4

Nomad

Heavy Data Users

Rating
4.6/5
Network
Yettel
Support
Chat

For travelers planning a longer European tour, Nomad is a strong candidate. It offers extensive regional plans and large data buckets (up to 50GB). While the customer support can be slightly slower (we contacted support and encountered bots initially), the connection quality is generally high.

Nomad Hungary Plans

Data Duration Price
1 GB 7 Days $4.50
3 GB 30 Days $9.00
5 GB 30 Days $12.50
10 GB 30 Days $16.00
30 GB 30 Days $20.00
50 GB 30 Days $45.00

Pros & Cons:

Pros

  • High-capacity plans available
  • Good for multi-country trips
  • Clean mobile app

Cons

  • Support relies on bots initially
  • No unlimited data plans
5

Jetpac

Budget Choice

Rating
4.5/5
Network
Vodafone
Support
Multi-channel

Jetpac is the go-to for budget-conscious explorers looking for the cheapest rates. With plans starting as low as $1.00 (though most travelers opt for more than just 500 MB or 1GB), it offers the lowest entry point for data in Hungary. It also provides “SmartDelay” lounge access on specific plans.

Jetpac Hungary Plans

Data Duration Price
1 GB 4 Days $1.00
3 GB 7 Days $9.00
5 GB 30 Days $12.00
10 GB 30 Days $16.00

Pros & Cons:

Pros

  • Extremely low starting price ($1.00)
  • Lounge access perks
  • Good customer support channels

Cons

  • Short validity on cheapest plan (4 days)
  • No calling features
6

aloSIM

Local Numbers

Rating
4.4/5
Network
Vodafone
Support
Chat/Email

aloSIM distinguishes itself by offering the ability to obtain a local phone number for calls and SMS, albeit through a secondary app called “Hushed.” This makes it a solid option if you absolutely need to make traditional phone calls during your trip.

aloSIM Hungary Plans

Data Duration Price
1 GB 7 Days $4.50
2 GB 15 Days $7.50
3 GB 30 Days $9.50
5 GB 30 Days $13.50

Pros & Cons:

Pros

  • Option for calls/SMS (via app)
  • Flexible data packages
  • Helpful support agents

Cons

  • Requires separate app for calls
  • Limited to LTE speeds in some areas

Staying Connected: How To Make Phone Calls with Your eSIM

Most travel eSIMs like eSIM4 provide data-only plans. Here are your options for making calls:

Internet-Based Apps

You can utilize apps like WhatsApp, FaceTime, or Skype over your eSIM data connection. These work excellently for calling other app users, though you won’t be able to reach local businesses, landlines, or people who don’t have the same app installed.

Voice-Enabled eSIMs

Some eSIMs offer voice calling with a dedicated phone number, although these are less common and typically cost more than data-only plans. You’ll need to manage dual SIM settings and will receive a foreign number that may be difficult to share with contacts.

Using Yabb with Your eSIM

Yabb (owned by eSIM4) is a calling app designed to work with your eSIM data plan. Simply download the app and you can:

  • Call any landline or mobile number in Hungary or worldwide (200+ countries)
  • Reach local businesses, hotels, and restaurants for bookings
  • Pay as you go with transparent pricing and no contracts
  • Enjoy clear call quality over your existing data connection

Available on iPhone App Store and Google Play, Yabb integrates with your eSIM4 data to provide calling functionality without needing a voice-enabled eSIM or relying on the other party having specific apps installed.

Learn More About Yabb Calling →

How To Send SMS Messages

Sending text messages internationally is straightforward with an eSIM, and if you’re using eSIM4, you have the option to use Yabb for SMS messaging as well. Most eSIM providers offer data-only plans, but Yabb provides a dedicated SMS service that works perfectly with your travel eSIM setup.

Yabb SMS Messaging Service

Yabb allows you to send and receive text messages to 200+ countries, making it ideal for staying in touch with family while you’re using data from your eSIM in Hungary. Here is what you need to know:

Yabb SMS Features

  • Pay As You Go: Purchase different SMS packages as needed—from 100 SMS credits to 5000+ credits.
  • Flexible Packages: Choose from various SMS credit options without committing to contracts.
  • Global Coverage: Send text messages to friends and family across 200+ countries.
  • Text Anywhere: Send and receive SMS messages from anywhere in Hungary using your eSIM.
  • No Hidden Fees: No hidden charges or surprise fees—what you buy is what you get.
  • Receive Messages: Get text messages to your Yabb number included with your SMS credit package.

When you’re travelling in Hungary with an eSIM4 data plan, having Yabb SMS as a backup ensures you can always reach out to friends, family, or make important reservations via text message.

Learn More About Yabb SMS →

Why Use an eSIM Card for Travel to Hungary?

The days of searching for a kiosk at Budapest Ferenc Liszt International Airport are over. eSIMs offer a superior travel experience:

  • Immediate Access: Connect to the internet the moment you land at your destination.
  • Keep Your Number: Maintain your home number for important calls while using the eSIM for data.
  • Security: No physical SIM card to lose or damage. Don’t go to Hungary without one.
  • Savings: Avoid the shock of daily roaming charges from your home carrier operator.

Frequently Asked Questions

Is eSIM available in Hungary?

Yes, eSIM technology is widely supported in Hungary. Major providers like eSIM4, Saily, and Airalo connect to local networks (Vodafone, Yettel) to provide seamless coverage throughout the country.

Which eSIM is best for Hungary?

Based on our testing, eSIM4 is the best option for 2026. It offers the most competitive pricing, high ratings (4.9/5), and reliable coverage across urban and rural areas.

How do I activate my eSIM?

After purchase, your provider will send you a QR code via email. Go to your phone settings, select “Add Cellular Plan,” and scan the QR code. You can also enter the details manually if needed.

Does Airalo work in Hungary?

Yes, Airalo works well in Hungary, connecting via Yettel and Vodafone. It is a solid choice for beginners, though slightly more expensive than eSIM4.

What is the cheapest eSIM for Hungary?

Jetpac offers the lowest entry price at $1.00 for a short 4-day plan. However, for standard weekly use, eSIM4 offers excellent value at $2.98 for 7 days. It is the best way to stay connected for less.

Do I need to register my ID?

For most travel eSIMs (data-only), no ID registration or KYC is required. You can simply purchase, install your eSIM, and connect.