Review Your Cart

Your cart is empty.

You haven't added any eSIM packages yet. Start exploring our plans to get connected!

Browse our eSIM Packages
🎉 Welcome offer: 20% off with promo code FIRSTWELCOME20

Slovakia Unlimited Slovakia Unlimited  

Traveler using phone as navigation device in car driving through Slovak mountain landscape with laptop tethered via hotspot

Slovakia Unlimited eSIM: Daily Data That Never Cuts Off

Navigating Slovak mountain passes with your map app recalculating every hairpin turn, then checking trailhead reviews before the final climb — your phone becomes your co-pilot. The eSIMno Slovakia Unlimited plan gives you 1 GB of high-speed data every day, and when that runs out, your connection slows to 128 Kbps but never disconnects.
View Plans
GET A FULL20%OFFon your first order
Use code: FIRSTWELCOME20

Stay connected,
wherever you go

Seamless global eSIM coverage

Explore our plans below

Plan Your Trip

Tell us how long you'll be away — we'll highlight the right plan.

3 days
1357
Unlimited data for your trip of 3 days

Already a customer?

EARN UP TOON EVERY FRIEND'S PURCHASE
NETWORK: O2 & Telekom Depending on the plan you choose, you'll connect to one or more of these networks.

Quick Facts

Plan Type
Unlimited data (fair use)
Coverage
Slovakia
Validity
1-7 days
Networks
O2, Telekom
Daily High-Speed Data
1 GB, then 128 Kbps
Top-up
Not available
Phone Number
None (data only)

How to Get Your eSIM

  1. Choose Your Duration
    Select a 1, 3, 5, or 7-day Slovakia Unlimited plan based on your trip length. All plans include the same 1 GB daily high-speed allowance.
  2. Complete Your Purchase
    Check out with your email address. You will receive your eSIM QR code and installation instructions within minutes.
  3. Install Before You Travel
    Scan the QR code in your phone's settings while connected to Wi-Fi. The eSIM installs as a secondary line alongside your home SIM.
  4. Activate on Arrival
    Enable the eSIM data line when you land in Slovakia. Your phone will connect to O2 or Telekom and you are ready to navigate.

How the Unlimited Plan Works

Each day you receive 1 GB of high-speed data. Use it for maps, uploads, browsing, or anything else — there are no category restrictions. Once you exhaust the 1 GB, your speed drops to 128 Kbps until the next reset. At that reduced speed, you can still load map tiles, send and receive messages, check email, and browse text-heavy sites. Video streaming and voice-over-IP calls will not work reliably at 128 Kbps.

The daily allowance resets at 00:00 UTC. That is a fixed moment in UTC, not midnight where you are, so check your phone's UTC offset if you plan around it.

This is a data-only eSIM. There is no phone number attached, which means no voice calls and no SMS — not even for receiving verification codes. If your trip requires a working Slovak number for calls or texts, the Slovakia Voice provides that functionality instead.

Stay Connected in the Tatras

Hiker using smartphone for messaging at a High Tatras mountain viewpoint in Slovakia
At 128 Kbps, your messages still send — even after using your daily high-speed quota.

Is This Plan Right for You?

The Slovakia Unlimited plan fits you if: Your data use revolves around navigation, messaging, email, and occasional browsing. You value the security of knowing your connection will never drop to zero, even on data-heavy days. You are travelling for a week or less and want predictable daily access without monitoring a shrinking data bucket.

A standard data plan fits better if: You need to stream video, join video calls, or upload large files regularly throughout your trip. Your stay exceeds 7 days — the longest unlimited plan available. You prefer a single large data allowance rather than daily portions. For trips beyond a week or heavier data requirements, explore the Slovakia for plans with higher capacity and longer validity.

Traveler Tips

  • Download offline maps for Slovakia before departure — they work without data and save your high-speed quota for live traffic and searches.
  • The 128 Kbps fallback handles messaging apps well, so keep conversations going even after your daily quota is spent.
  • Since there is no phone number, set up email-based two-factor authentication before you leave home for any accounts that require verification.
  • Monitor your data usage in your phone settings to know when you are approaching the 1 GB daily limit — useful if you need high speed for a specific task.
  • Plan any large uploads or video calls for the start of the day when your full 1 GB is available.
  • If your trip runs longer than 7 days, purchase your next eSIM before the current one expires to avoid any gap in connectivity.

Compare Connectivity Options for Slovakia

Recommended
Local SIM / Operator
Roaming
Setup timeStore visit + paperworkAuto
No local ID neededLocal ID requiredUse home account
SpeedCarrier-gradePartner-dependent
Travel supportOperator shops and call centreHome carrier hours
Keep home numberReplaces itSame number
Cost predictabilityBills can spikeBill-shock risk

Frequently Asked Questions (FAQs)

Your connection slows to 128 Kbps but is never cut off. At this speed, maps continue to load, messages send and receive, and email syncs — though slowly. Video streaming and VoIP calls will not work reliably until your quota resets.
No. The line cannot be refilled or extended. When your validity period ends — whether 1, 3, 5, or 7 days — the eSIM closes permanently. For continued coverage, you will need to purchase a new eSIM.
The daily allowance resets at 00:00 UTC. That is a fixed moment in UTC, not midnight where you are, so check your phone's UTC offset if you plan around it.
Yes, for basic navigation. Map tiles load and GPS positioning works, though route recalculations may take a few extra seconds. For the smoothest experience, download offline maps before your trip to reduce reliance on live data.
No. This is a data-only eSIM with no phone number. Voice calls and SMS are not supported, including receiving verification codes via text. If you need calling capability, consider a voice-enabled plan instead.
The longest Slovakia Unlimited plan is 7 days. For trips exceeding a week, consider purchasing a standard data plan with longer validity, or plan to buy a second eSIM partway through your trip.
GET A FULL20%OFFon your first order
Use code: FIRSTWELCOME20

Stay connected,
wherever you go

Seamless global eSIM coverage

Get Started
The Slovakia Unlimited eSIM delivers 1 GB of high-speed data each day. Once you use that allowance, your speed drops to 128 Kbps for the remainder of the day — slow, but enough to keep your maps working, your messages flowing, and your email syncing. The connection is never cut off. This is a data-only plan: there is no phone number, no voice calls, and no SMS capability. This plan suits travellers who need constant connectivity more than raw speed. If your day involves navigation through Bratislava's streets, checking transport schedules, messaging family, and looking up restaurant hours, the unlimited structure means you never hit a wall where your phone goes dark. However, if you plan to stream video, make VoIP calls, or upload large files throughout the day, the post-quota speed will frustrate you. For heavy data users or trips longer than a week, a standard data plan with a larger bucket may serve you better. The longest Slovakia Unlimited plan runs for 7 days. When your validity period ends, the line closes permanently — there is no option to refill or extend it. If your trip runs longer, you will need to purchase a new eSIM or consider a larger data package from the start. The daily allowance resets at 00:00 UTC; that is a fixed moment in UTC, not midnight where you are, so check your phone's UTC offset if you plan around it.
No more SIM kiosks

No more SIM kiosks

Skip the airport queues. Install your eSIM at home, activate when you land.

no roaming charges

No roaming surprises

Forget the $200 phone bill three weeks after your trip. Plain pricing, no hidden fees.

keep your physical sim

Keep your home number

Dual-SIM means your physical SIM stays active for calls and texts. eSIM handles only data.

easy installation

Setup in 2 minutes

Scan QR code, follow on-screen steps, you're connected. Works on any eSIM-compatible phone.

Pay SafelyVisa CardMaster CardGoogle PayPayPalApple Pay

How does eSIMNo Works?

Experience seamless global connectivity with our personal eSIM service. Enjoy faster speeds, wider coverage, and the convenience of online purchasing.

Buy a Data Plan

Buy a Data Plan

Search for your destination and pick any data plan

Step 1

Install your eSIM

Install your eSIM

Easy installation via qr code

Step 2

Activate Your eSIM

Activate Your eSIM

Only active when you are ready to use data

Step 3

Advantages

24/7 Customer Support

Reach our team via WhatsApp and email during business hours. Quick answers to common questions available anytime through our automated assistant.

Immediate delivery

Your eSIM arrives by email within minutes. Install it before you board your flight.

Worldwide Coverage

One eSIM, 170+ countries. Land anywhere and connect instantly — no SIM swapping, no roaming charges.

Check Compatibility

Check Compatibility

Before buying and installing an eSim, check if your phone supports one

Check if your phone is eSIM compatible

As you feel the need to use eSIM on your phone, the first question that arises is: does your mobile support eSIMs? And do eSIM-compatible devices work in all regions worldwide?

Some phones that support eSIM technology

  • IPhone XS and Later
  • Samsung Galaxy S20 and Later
  • Pixel 4 and Later
  • Xiaomi 12T Pro and Later
All eSIM-Compatible Phones

Frequently Asked Questions (FAQs)

Find helpful information to answer your questions

Can I make phone calls or send SMS?
It depends on the plan you choose. Most eSIMno plans are data-only: on those you cannot place regular calls or send SMS from the eSIM line, but messaging and calling apps work normally over the data connection - WhatsApp, iMessage, FaceTime, Telegram, Signal and Google Meet. We also offer voice plans in selected destinations, and on those calling and SMS work from the eSIM line itself, which comes with its own French phone number and unlimited calling across Europe. Every plan card shows which type it is, so check the plan type before you buy. If you are looking at a voice plan, please also read who you can call and text, and what happens to the phone number - both are explained in their own questions below.
Can I share data from my eSIM with someone else's phone?
Yes, through Personal Hotspot. Activate hotspot on your phone, share the password, and the other device connects to your data. Data used by connected devices counts toward your eSIM plan, so monitor usage to avoid running out faster than expected.
Can I use the eSIM for my smartwatch?
Some smartwatches (Apple Watch Cellular, Samsung Galaxy Watch LTE) support eSIM, but they typically require a plan from your home carrier rather than a travel eSIM. eSIMno plans are designed for phones and tablets - check device compatibility before purchase if you intend to use a wearable.
How fast does the eSIM activate after I switch off airplane mode?
Activation typically takes 10-30 seconds after airplane mode is switched off, depending on local network availability. In some cases it's nearly instant; in remote areas it may take a minute or two. If it doesn't connect within 5 minutes, restart your phone or check that data roaming is enabled.
What happens when my data plan runs out?
When you use up your data allowance, your connection stops until you top up or purchase a new plan. You can top up directly from the eSIMno Center while connected to Wi-Fi, or buy a new plan if your validity period has expired.
What should I do if I see a 'No network' message after activating my eSIM?
If you see a 'No network' message after activation, try these steps in order: (1) Toggle airplane mode on for 10 seconds, then off. (2) Confirm data roaming is enabled for the eSIM line. (3) Manually select a network in cellular settings. (4) Restart your phone. If the issue continues, contact eSIMno support via WhatsApp or email.
Can I use the eSIM right after purchase or do I need to wait?
Yes - you can install it immediately after purchase. Your order email arrives within minutes and contains the QR code, a one-tap install link and the manual codes, plus an "Install eSIM" button; you can also sign in > My eSIMs > Install any time. Installing right away does not start your plan - the validity countdown only begins when the eSIM connects to a mobile network inside your plan's coverage area. Keep the eSIM line and Data Roaming off until you are ready to start; if your plan covers the country you are in right now, turning the line on starts the countdown immediately.
How can I purchase the Slovakia-unlimited eSIM?
You can purchase your eSIM directly from the eSIMno website - select a Slovakia-unlimited plan and complete the payment. Within minutes you'll receive an order confirmation email that contains everything you need to install: a QR code, a one-tap install link, the SM-DP+ address and activation code, plus an "Install eSIM" button. You can install straight from that email, or sign in anytime and go to Profile > My eSIMs > Install to get the same options.
Can I tether or use Personal Hotspot with my eSIM?
Yes. Your eSIMno plan supports tethering and Personal Hotspot at no extra charge. Activate the Personal Hotspot feature in your device settings and connect other devices as you would with any cellular plan. Data used while tethering counts toward your plan allowance.
How do I delete an eSIM I no longer need?
On iPhone: Settings > Cellular > tap the eSIM line > Remove eSIM. On Android: Settings > Network & Internet > SIMs > tap the eSIM > Erase. Deleting the eSIM frees up a profile slot. Make sure you don't need it anymore - once deleted, you can't reinstall the same profile.
Is unlimited data really unlimited?
Unlimited plans provide unlimited data at high speed (4G/5G) up to a fair-use threshold defined per plan. Beyond that threshold, speeds may be reduced to 128 Kbps for the remainder of the validity period - still usable for messaging and basic browsing, but slower for streaming and video calls.
How long is the validity of the Slovakia-unlimited eSIM plans?
The validity of eSIM plans varies from 7 days to 90 days depending on the plan you choose. Lifetime options are also available for travelers who don't want their data to expire after a fixed period.

Use Your Free Credit

You can earn up to 15% commission from your friends' purchases with your Reference code. Plus, your friends will get $2 off their first purchase when they use your code!

FIND OUT HOW
Refer a friend

Refer

A FRIEND

Step into the world of E-SIM, bring your friends and benefit together!