Guam eSIM — reviews & details
Guam 3GB 15Days · 3 GB · 15 days
20 reviews
Coverage & networks
- Guam GTA Wireless 4G
Traveller reviews
Lucas K.
Switzerland · Jul 2026
Worked fine but took a little while to connect at first. Signal held up well on trains and in rural areas.
Sophie
GotoeSIM Support
· 1 month ago Thank you for taking the time, Lucas. We're constantly optimising speeds and coverage across Guam. Reach us anytime at gotoesim.com/support if we can help. — Sophie, GotoeSIM Support
Fatima R.
Ireland · Jun 2026
Decent speeds, though slower than I expected in a few spots. Signal held up well on trains and in rural areas.
Omar
GotoeSIM Support
· 2 months ago Thanks for the honest feedback, Fatima. We're constantly optimising speeds and coverage across Guam. Any questions, our team is at gotoesim.com/support. – Omar, GotoeSIM Support
Frequently asked questions
How much does the Guam eSIM cost?
The Guam 3GB 15Days plan costs $10.64 for 3 GB over 15 days, paid once with no hidden fees.
How do I activate my Guam eSIM?
Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the GotoeSIM app. Install on Wi-Fi before your trip; it activates when you arrive in Guam.
Will this eSIM work on my phone?
It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.
Can I keep my regular number?
Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Guam.
Comments & questions
Noah T. · 2 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Noah! Add it via SIM manager and you're set. — Diego
Omar K. · 4 months ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Omar! Just add more data to your existing eSIM in the app. — Grace, GotoeSIM Support
Priya T. · 4 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Priya! The eSIM just handles data. – Ingrid 💜
Aisha T. · 5 months ago
Does this work on an iPhone 13?
Absolutely, Aisha! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. – Tom 💜
Kenji D. · 5 months ago
Is 5G supported or just 4G?
Yes Kenji, 5G is supported where the local network offers it, otherwise fast 4G. – Sophie 💜
Sri L. · 5 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Sri — it switches on when you land. — Mark
Grace H. · 7 months ago
How do I check how much data I have left?
You can check remaining data anytime in the GotoeSIM app under My eSIMs, Grace. — James
Min-jun R. · 10 months ago
How long does the QR code take to arrive after payment?
It's immediate, Min-jun! The QR code is delivered the moment your payment goes through. – Sara 💜
Anna L. · 11 months ago
Can I use this for hotspot/tethering?
Yes Anna, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — Priya, GotoeSIM Support
Lucas C. · 11 months ago
Can I use it in nearby countries too?
For nearby countries, Lucas, a regional plan may suit you better — happy to help you pick. — Emma
Mateo T. · 1 year ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Mateo, so buying early is totally fine. – Laura 💜
Ava G. · 1 year ago
Which networks does this connect to?
You'll be on top local networks, Ava — full details are on the plan page under Coverage. – Omar 💜