nextSIM

nextSIM.eu aggregates eSIM data plans from leading GSM operators, offering instant connectivity in over 200 destinations – at local rates, for both individual users and businesses. Compatible with smartphones, tablets, and smartwatches, eSIM routers, laptops, IoT devices, cars, sensors etc.

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Unlimited

nextSIM eSIM Data Plans for Guam

eSIM 1GB 7 Days Guam

1GB

Days

$7.08

(€6.12)

$7.08/GB

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eSIM Unlimited Standard 1 Day Guam

1GB

+ ∞ at 512kbps

Day

$9.78

(€8.46)

$9.78/GB

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eSIM 2GB 15 Days Guam

2GB

Days

$13.41

(€11.59)

$6.70/GB

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eSIM Unlimited Standard 1 Day Global

1GB

+ ∞ at 512kbps

Day

$15.43

(€13.34)

$15.43/GB

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eSIM 3GB 30 Days Guam

3GB

Days

$18.64

(€16.12)

$6.21/GB

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eSIM Unlimited Plus 1 Day Guam

2GB

+ ∞ at 2Mbps

Day

$23.50

(€20.32)

$11.75/GB

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eSIM Unlimited Standard 3 Days Guam

1GB/day

+ ∞ at 512kbps

Days

$27.87

(€24.10)

$9.29/GB

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eSIM GLOBAL 3GB 30Days Economy

3GB

Days

$29.55

(€25.55)

$9.85/GB

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eSIM 5GB 30 Days Guam

5GB

Days

$30.59

(€26.45)

$6.12/GB

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eSIM Unlimited Plus 1 Day Global

2GB

+ ∞ at 2Mbps

Day

$37.05

(€32.03)

$18.52/GB

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eSIM Unlimited Standard 3 Days Global

1GB/day

+ ∞ at 512kbps

Days

$44.82

(€38.75)

$14.94/GB

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eSIM Unlimited Standard 5 Days Guam

1GB/day

+ ∞ at 512kbps

Days

$45.96

(€39.74)

$9.19/GB

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eSIM Unlimited Standard 7 Days Guam

1GB/day

+ ∞ at 512kbps

Days

$64.04

(€55.37)

$9.15/GB

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eSIM Unlimited Plus 3 Days Guam

2GB/day

+ ∞ at 2Mbps

Days

$66.91

(€57.85)

$11.15/GB

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eSIM Unlimited Standard 10 Days Guam

1GB/day

+ ∞ at 512kbps

Days

$91.18

(€78.83)

$9.12/GB

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eSIM Unlimited Plus 3 Days Global

2GB/day

+ ∞ at 2Mbps

Days

$107.58

(€93.01)

$17.93/GB

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eSIM Unlimited Plus 5 Days Guam

2GB/day

+ ∞ at 2Mbps

Days

$110.31

(€95.37)

$11.03/GB

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eSIM Unlimited Standard 15 Days Guam

1GB/day

+ ∞ at 512kbps

Days

$136.38

(€117.91)

$9.09/GB

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eSIM Unlimited Plus 7 Days Guam

2GB/day

+ ∞ at 2Mbps

Days

$153.71

(€132.90)

$10.98/GB

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eSIM Unlimited Plus 5 Days Global

2GB/day

+ ∞ at 2Mbps

Days

$178.11

(€153.99)

$17.81/GB

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eSIM Unlimited Plus 10 Days Guam

2GB/day

+ ∞ at 2Mbps

Days

$218.81

(€189.18)

$10.94/GB

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eSIM Unlimited Plus 15 Days Guam

2GB/day

+ ∞ at 2Mbps

Days

$327.32

(€283.00)

$10.91/GB

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Frequently Asked Questions

Does nextSIM offer unlimited data eSIM for Guam?

nextSIM does not offer a truly unlimited data eSIM for Guam. The plans labeled “Unlimited” provide 1GB‑2GB per day, after which the speed drops to 512kbps or 2000kbps, which is a fixed‑data plan rather than unlimited high‑speed data.

If a traveler needs more data, nextSIM offers several fixed‑data options for Guam, such as the 5GB 30 days plan for $30.76 USD and the 3GB 30 days plan for $18.75 USD. These plans give a larger data allowance but do not include unlimited high‑speed data.

Does nextSIM offer Guam eSIM with phone number and SMS?

nextSIM does not provide a Guam eSIM that includes a phone number or SMS capability. The provider offers only data‑only eSIMs for Guam. Travelers can still use voice and messaging apps that rely on data, such as WhatsApp, Telegram, and iMessage, to communicate.

How many data plans does nextSIM offer for Guam?

NextSIM offers 16 single‑country data plans and 6 multi‑country plans for Guam. The plans vary in price from about $7.12 to $329.15 and in data cap from 1 GB up to 5 GB. Some plans provide a fixed amount of data for the entire validity period, while others offer a daily data cap, allowing users to manage consumption on a day‑by‑day basis.

Summarized by Gen AI. Last updated: October 11, 2025