SparkROAM
1GB
Data
7 days
Validity
Check coupon eligibility5% off · eligibility not yet confirmed · 5% off with ESIMTWEAKS. Enter at checkout; eligibility and exclusions are not confirmed.
$6.19
$6.19/GB
Guinea-BissauAny lengthNormal · ≈500 MB/day Plan prices checked 9 min agoFind your eSIM for Guinea-Bissau
Compare data, coverage and total prices. Choose a plan that fits your trip.
Showing all plan lengths — tell us your trip length and we'll rank by what your days actually cost.
8 plans · 1 providers
How we rankLowest total price first. Data allowances differ.
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SparkROAM
1GB
Data
365 days
Validity
Check coupon eligibility5% off · eligibility not yet confirmed · 5% off with ESIMTWEAKS. Enter at checkout; eligibility and exclusions are not confirmed.
$9.70
$9.70/GB
SparkROAM
3GB
Data
30 days
Validity
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$15.42
$5.14/GB
SparkROAM
3GB
Data
15 days
Validity
Check coupon eligibility5% off · eligibility not yet confirmed · 5% off with ESIMTWEAKS. Enter at checkout; eligibility and exclusions are not confirmed.
$15.51
$5.17/GB
SparkROAM
5GB
Data
30 days
Validity
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$24.00
$4.80/GB
SparkROAM
10GB
Data
30 days
Validity
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$44.80
$4.48/GB
SparkROAM
20GB
Data
30 days
Validity
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$78.60
$3.93/GB
SparkROAM
20GB
Data
90 days
Validity
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$87.05
$4.35/GB
Good questions about Guinea-Bissau eSIMs
What is the cheapest eSIM for Guinea-Bissau?
Plans start at $0.98 and the median price is $5.58/GB. For a 15-day trip, the cheapest works out to about $0.07 per travel day. Prices re-checked 9 min ago.
When should I install an eSIM for Guinea-Bissau?
Install on reliable Wi-Fi within the provider's documented window. Some plans start validity at installation and others at first connection, so follow the selected plan's email rather than assuming.
Are unlimited eSIM plans available for Guinea-Bissau?
Yes. 27 current plans are listed as unlimited. Read each network note for a daily high-speed allowance or throttle rule; “unlimited” is not automatically full speed all day.
What's the best eSIM for Guinea-Bissau right now?
Our top-ranked pick today is SparkROAM 20GB/30d at $78.60 — best mix of per-GB value, trip fit and simplicity. See How we rank for the exact formula.