Operators in San Marino
1 partner network
- Iliad5G
1 anchor carrier
- TIM San Marino4G
Highest generation per operator is displayed; some plans may use a fallback band based on local conditions.
About San Marino eSIM
eSIM San Marino: Instant 5G/4G for San Marino City & Monte Titano
Welcome to the Most Serene Republic of San Marino, one of the world's oldest and smallest republics. Whether you're climbing Monte Titano to see the Three Towers (Guaita, Cesta) or exploring the medieval streets of San Marino City (Città di San Marino), a reliable connection is essential.
Stay connected in this unique microstate with Cellesim's San Marino eSIM plans, starting at just $2.00. Choose from 19 limited and 16 unlimited plans.
CRITICAL: Avoid the San Marino "Roaming Trap"
IMPORTANT WARNING: San Marino is NOT a member of the European Union (EU) or the EEA.
This is a classic "roaming trap." Many tourists drive or take a bus from nearby Rimini, Italy, assuming their EU roaming plan (or even their home carrier's "Europe" plan) will cover them. It will not. As soon as your phone connects to a Sammarinese network, you will be charged extreme "Rest of World" or "pay-as-you-go" roaming fees, which can be astronomical.
A San Marino eSIM is the only smart way to get affordable data. Activate it before you arrive (e.g., at Rimini Airport - RMI) and you'll be connected the moment you cross the border.
Why a Cellesim eSIM is Essential for Your Trip
- Avoid Extreme Roaming Fees: Our plans are a fraction of the cost of "per-MB" roaming charges. Know your costs upfront.
- Instant Connection: Get online the moment you arrive. Don't waste time searching for a physical SIM for a one-day trip.
- Keep Your Home Number: Your eSIM handles the data, so your primary SIM (and your WhatsApp number) remains active for important calls and texts.
- Reliable 5G/4G Speed: We partner with top-tier local operators to provide the best 5G/4G connection available on Monte Titano.
1. San Marino City (Città di San Marino)
The UNESCO World Heritage capital. A San Marino City eSIM is essential for using maps to navigate the winding cobblestone streets, checking museum hours, and sharing stunning panoramic photos.
2. Monte Titano & The Three Towers
Hike the path between the famous towers (Guaita, Cesta, and Montale). Your connection ensures you can use digital guides and stay in touch.
Need Unlimited Data for Your Stay?
For professionals, digital nomads, or anyone who wants total peace of mind, we offer 16 different San Marino Unlimited Data eSIM plans.
eSIM ready in 60 seconds
Step-by-step guide for iPhone, Samsung, Google Pixel, anywhere on Earth.
- 60sAverage activation
- 50K+eSIMs activated
- 200+Countries covered
No SIM card needed. Activate before you board.
Before You Travel: Everything About eSIM
a seamless communication experience, the 6 critical points you need to know.
Discover the benefits of next-generation eSIM technology for uninterrupted, worry-free travel with no surprise bills.
Data Only
Our plans are data-first. Traditional GSM calls aren't included, but you can make voice and video calls freely via WhatsApp, FaceTime or Skype.
Your WhatsApp Number Stays
Your contacts stay intact. While abroad, keep using your existing WhatsApp number to stay in touch with family and friends.
Hotspot Sharing
Turn your phone into a modem. Share your internet with your tablet, laptop or nearby friends through Personal Hotspot.
ACTIVE PLAN
San Marino Trip
12GB
Data remaining
Data roaming on
Active · Auto
Plan duration
5 days left
Device Compatibility
Before purchase, make sure your phone is carrier-unlocked (Simlock-free) and supports eSIM. Most modern smartphones do.
Right Timing
Install your eSIM profile calmly on home Wi-Fi. It only activates when you arrive and connect to a network, so you don't waste any days.
24/7 Expert Support
Need help with setup or usage? Our expert team is available 7 days a week over live chat to answer your questions.
WHY CELLESIM
Compare Cellesim with rivals
Built-in features competitors charge extra for, or skip altogether.
Cellesim
Premium
Saily
Airalo
Holafly
Nomad
Comparison based on publicly available information as of April 2026. Competitor offerings may have changed since.
Best eSIM for San Marino in 2026
Looking for the best eSIM for San Marino? Cellesim is a top pick for travelers thanks to transparent pricing, fast 4G/5G coverage, and instant activation. Plans start from $2.00 for San Marino eSIM data. Rated 4.8/5 across 9 verified customer reviews. Compare features below and see why Cellesim consistently ranks among the best value eSIM options for international travelers.
- Transparent prices — no account needed
- eSIM Access & eSIM Go premium backbone
- 24/7 multilingual support
Frequently Asked Questions
Most flagship smartphones released since 2018-2019 support eSIM, including iPhone XS and newer, Google Pixel 3 and newer, and Samsung Galaxy S20 series and newer. Tablets, smartwatches and an increasing number of laptops also support eSIM. The fastest way to verify your specific device is to check Settings , if you see "Add eSIM" or "Add cellular plan" as an option, you're compatible.
eSIM compatibility is now standard across the high-end smartphone market and rapidly spreading into mid-range devices. Cellesim works with any unlocked, eSIM-capable device , no special configuration needed beyond scanning the QR code we send you.
iPhones with eSIM support
- iPhone XS, XS Max, XR (2018) , first iPhones with eSIM (one physical SIM + one eSIM).
- iPhone 11, 11 Pro, 11 Pro Max (2019).
- iPhone 12, 12 mini, 12 Pro, 12 Pro Max (2020).
- iPhone 13, 13 mini, 13 Pro, 13 Pro Max (2021) , supports two active eSIMs simultaneously.
- iPhone 14, 14 Plus, 14 Pro, 14 Pro Max (2022) , US versions are eSIM-only (no physical SIM tray).
- iPhone 15, 15 Plus, 15 Pro, 15 Pro Max, iPhone SE 3 and later , full eSIM support.
Google Pixel with eSIM support
- Pixel 3 / 3 XL and all later models (Pixel 4, 4a, 5, 5a, 6, 6 Pro, 6a, 7, 7 Pro, 7a, 8, 8 Pro, Pixel Fold).
Samsung Galaxy with eSIM support
- Galaxy S20, S20+, S20 Ultra, S20 FE (2020) , first Galaxy with eSIM.
- Galaxy S21 / S22 / S23 / S24 series (all variants except some regional versions).
- Galaxy Z Fold 2, 3, 4, 5 and Z Flip 1, 2, 3, 4, 5.
- Galaxy Note 20, 20 Ultra.
- Note: Some regional Samsung variants (e.g., specific Hong Kong dual-SIM physical models) may not support eSIM. Check Settings → Connections → SIM Card Manager.
Other Android devices with eSIM
- Huawei: P40, P40 Pro, Mate 40 Pro and newer flagships.
- Motorola: Razr (2019+), Edge 30 series, ThinkPhone.
- Xiaomi: Mi 11 series and newer (international versions).
- OnePlus: OnePlus 11, 12 (verify region).
- Sony: Xperia 1 IV, 5 IV, 10 IV and newer.
- Nokia / HMD: G60, X30 5G.
How to verify eSIM support on your device
- iPhone: Settings → Cellular → look for "Add eSIM" or "Add Cellular Plan". You can also dial *#06# , if you see an "EID" (32-digit number), your phone has eSIM hardware.
- Android: Settings → Connections (or Network & Internet) → SIM Cards → look for "Download a SIM instead" or "Add eSIM".
- EID check: most eSIM-capable Android phones show EID in Settings → About Phone → Status.
Tip: Even if your phone supports eSIM hardware, it must be unlocked (not carrier-locked) to use third-party eSIMs like Cellesim. Most phones bought outright are unlocked; phones from carrier instalment plans may require unlocking after the contract is paid off.
Almost every flagship smartphone released since 2019 supports eSIM, making it ideal for international travel. Compatible models include iPhone XS and newer, Google Pixel 3 and newer, Samsung Galaxy S20 and newer, plus a growing list of mid-range devices. If your phone has Settings → Cellular → "Add eSIM", you're ready to use a Cellesim plan abroad.
Travellers benefit most from eSIM because it eliminates the airport SIM-card queue, removes the need to swap your home SIM out, and lets you keep your usual phone number active for SMS verification. A Cellesim travel eSIM activates the moment you land , no shop visit required.
Best eSIM-compatible travel phones
- iPhone (2018+): XS, 11, 12, 13, 14, 15, 16 series and SE 3rd gen , all support Dual SIM with one physical SIM + one eSIM. iPhone 14/15/16 in the US is eSIM-only.
- Google Pixel (2018+): Pixel 3 through Pixel 9 , all support eSIM. Pixel 7 Pro and newer support multiple active eSIMs.
- Samsung Galaxy (2020+): S20, S21, S22, S23, S24, S25, Note 20, Fold and Flip series.
- Motorola: Razr (2019+), Edge 30/40, ThinkPhone , most newer flagships.
- OnePlus: OnePlus 11, 12 , varies by region.
- Sony: Xperia 1 IV / V, Xperia 10 IV / V.
- Xiaomi: Mi 11 international and newer flagships.
- Nokia/HMD: G60 5G, X30 5G.
What to check before buying a travel eSIM
- eSIM hardware: dial *#06# , if an EID number appears, you're compatible.
- Carrier unlock status: phones bought on instalment plans may be locked to your home carrier. Most outright purchases are unlocked.
- iOS version: iOS 12.1 or newer for full eSIM support.
- Android version: Android 9 or newer typically supports eSIM, though it depends on the manufacturer.
- Region-specific variants: some Samsung models sold in Hong Kong or China are dual physical SIM with no eSIM , verify your specific model number.
Travel-friendly phones that don't support eSIM
- iPhones older than XS (iPhone X, 8, 7, 6 series).
- Most budget Android phones (entry-level Samsung A series before A53, Xiaomi Redmi entry models).
- Older Huawei devices without Google Services.
- Region-specific dual physical SIM variants (verify model number).
Tip: if your current phone doesn't support eSIM but you travel often, an unlocked, mid-range eSIM-capable phone (e.g., Pixel 7a, iPhone SE 3, Samsung Galaxy A55) makes an excellent secondary travel device , pair it with a Cellesim plan and you have a full mobile internet kit for any destination.
No! This is the #1 roaming trap in Europe. San Marino is NOT a member of the European Union (EU). Your EU "Roam Like at Home" (RLAH) plan will not work, and your home carrier (even Italian ones like TIM or Vodafone IT) will charge you extremely high international roaming fees (up to €15 per MB) the moment you connect to a San Marino network. A Cellesim eSIM is the only way to avoid this massive bill shock.
This specific plan is valid only within San Marino. Since 99% of travelers visit San Marino as a day trip from Italy, your connection will stop at the border. We strongly recommend purchasing our Europe Regional eSIM, which covers both Italy and San Marino with one single plan. This is the safest and most economical option for your trip.
Almost never. Because San Marino is not in the EU, most international carriers (especially from the UK, USA, or Canada) exclude it from their standard "Europe" packages, placing it in the same high-cost category as Monaco or Switzerland. You must check your home plan's fine print. A Cellesim eSIM is the only way to guarantee a fixed, prepaid data price.
To give you the best speed and coverage on the mountain, our eSIM connects to the premium local networks, typically Telecom Italia San Marino (TIM SM) or Prima. This ensures you have a stable, fast 4G/LTE connection for using Google Maps to navigate the steep, winding streets, not just a weak "spill-over" signal from Italy.
Yes, for speed and security. While the historic center offers some "free" public Wi-Fi, it is notoriously slow, congested with thousands of other day-trippers, and insecure. A personal eSIM gives you a private, fast 4G connection, which is essential for uploading your photos from the Three Towers (Guaita, Cesta) or using WhatsApp, without fighting for bandwidth.
Most modern phones do, but you must check our specific list here: eSIM Compatible Devices to be 100% sure before purchasing.
No, Uber does not operate within San Marino. You need reliable data to find local taxi dispatch numbers on Google Maps or to book transfers to/from Rimini.
Yes. Coverage is excellent at the peaks of Mount Titan, allowing you to live-stream the panoramic views from the Guaita and Cesta towers instantly.
Absolutely. The medieval streets are steep, winding, and maze-like; reliable data for Google Maps is vital to find your hotel or specific duty-free shops without getting lost.
Yes. You will generally have strong signal during the scenic aerial ride between Borgo Maggiore and the Historic Centre, perfect for sharing videos of the ascent.
San Marino eSIM reviews from real travelers
9 verified reviews from people who used a Cellesim eSIM in San Marino.
Easy setup
James R.·Apr 9, 2026·Cellesim Customergreat service for global travelers. data network was completely flawless everywhere. installation instructions were very clear.
Saved me money
Oliver X.·Mar 31, 2026·Cellesim CustomerUsed this for data on my recent vacation. Never lost signal, even inside buildings. Fair pricing for a generous amount of data.
easy setup
Michael B.·Mar 19, 2026·Cellesim CustomerFlawless network setup for international roaming. Smooth internet access with zero lag. Setup was extremely quick and straightforward. An absolute lifesaver for travel.
Saved me money
Charlotte T.·Mar 9, 2026·Cellesim CustomerExactly what I needed for my trip. The bandwidth was perfect for maps and streaming. Activation via QR code took less than two minutes. Solid 5 stars from me
Flawless connection
William Y.·Mar 6, 2026·Cellesim CustomerBest way to stay connected while traveling. The 5G speeds were incredibly fast and stable. Way cheaper than my local carrier's roaming fees. Highly recommend Cellesim to anyone!
Easy setup
Mason B.·Mar 6, 2026·Cellesim CustomerHighly convenient for international travel. The 5G speeds were incredibly fast and stable. Installation instructions were very clear.
Schnelles Internet
Maximilian U.·May 16, 2026·Cellesim Customer·deToller Service für Reisende. Internet lief absolut flüssig. Keine physische SIM-Karte mehr nötig. Absolut perfekt gelaufen.
Ekonomik ve pratik
Zehra M.·Apr 13, 2026·Cellesim Customer·trİnternet ihtiyacımı tamamen karşıladı. 5G hızı gerçekten çok başarılı ve stabildi. QR kod ile kurulumu 2 dakika sürdü. Bundan sonraki seyahatlerimde ilk tercihim.
Muy recomendado
Maria O.·Mar 19, 2026·Cellesim Customer·esExcelente experiencia con esta eSIM. Buena cobertura en todas partes. Súper fácil de activar antes de viajar.

