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InternationalSIM eSIM Plans for Guam
Compare InternationalSIM's current data plans for Guam — real prices, checked daily.
Discount code:
First payment only
- 3
- Plans for Guam
- $11.21
- From
- —
- Price rank in Guam
- 12/12
- Trust facts verified
Best price/day
InternationalSIM
InternationalSIM
$0.60/day
$0.60/day
$0.54/day
1GB · 30 days
$17.93 total
$16.14 total
3 plans
All prices checked Oct 11, 2026
| # | Data | Duration | Price/GB | Price/day | Price | |
|---|---|---|---|---|---|---|
| 1 | 1GB | 7 days | $11.21/GB | $1.60/day |
$11.21 (10.00 EUR) $11.21
$10.09 $11.21/GB
|
|
| 2 |
Best price/day
1GB
🌍 Regional
Also valid in: Australia, Fiji, French Polynesia, Nauru +7 more
|
30 days | $17.93/GB | $0.60/day |
$17.93 (16.00 EUR) $17.93
$16.14 $17.93/GB
|
|
| 3 |
Best price/GB
3GB
|
15 days | $7.47/GB | $1.49/day |
$22.41 (20.00 EUR) $22.41
$20.17 $7.47/GB
|
Other providers in Guam
Cheapest plan with 7+ days & 3GB+ (5GB+ from 15 days, 10GB+ from 180 days) from each provider, next to InternationalSIM's $11.21. Compare any two in Guam side by side.
About InternationalSIM
Fully verified 12 of 12 facts confirmed- Founded
- 2004
- Headquarters
- Silvolde, Netherlands
- Legal entity
- No Worries Services (Netherlands, KVK 83771085) -- trades as InternationalSIM and Roam-ON.
- Website
- internationalsim.eu
- Refund policy
- 14-day money-back guarantee: full refund if the eSIM QR code has not been scanned or activated, processed to the original payment method in 3–5 business days. Read the policy ↗
- Validity starts
- Smartstart: plans activate automatically on arrival in a covered destination, with the validity period starting then, not at purchase; unactivated plans expire automatically 6 months after purchase.
- Fair-use limit
- Data services are subject to Fair Use Policies set by the local network carrier per InternationalSIM's terms, but no specific data threshold or throttled speed is disclosed.
- Top-ups & rollover
- Existing eSIMs and SIM cards can be recharged with more data through the InternationalSIM customer portal without needing a new eSIM.
- Lost device / reinstalling
- A new eSIM would be required.
- Billing currency
- All InternationalSIM product listings and checkout prices are calculated and charged in EUR (€), including VAT.
- Support
- Email · Phone · Help center · 24/7
- Payment
- Card · PayPal · Apple Pay · Google Pay
- ID verification
- Not required
Facts verified on Sep 5, 2026 from InternationalSIM's own site and details confirmed by InternationalSIM
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