Best eSIM for Guinea Bissau

Find the best-fit eSIM for Guinea Bissau. Simple filters, clear comparisons, faster decisions.

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A Guinea-Bissau eSIM is a digital SIM profile that activates the moment you land, useful in a country where neither Orange Bissau nor MTN Guinea-Bissau sells eSIMs directly to consumers. Because most nationalities need a pre-approved e-Visa or embassy visa plus a mandatory yellow fever certificate to enter, and immigration at Osvaldo Vieira International Airport checks paperwork closely before customs, arriving with a working Guinea-Bissau eSIM already installed keeps one thing simple in an arrival routine that can already run to ninety minutes when several flights land together.Β 

This page compares the best eSIM for Guinea-Bissau on coverage, pricing and activation, so a Guinea-Bissau eSIM plan is ready before the flight.

01
Basics

What is an eSIM and why use one in Guinea-Bissau?

eSIM (embedded SIM): a digital SIM profile installed by scanning a QR code or through an app, with no physical card involved, that lets a compatible phone connect to a mobile network. In Guinea-Bissau, a travel eSIM typically connects through Orange Bissau, generally rated the stronger of the country’s two operators, Orange Bissau and MTN Guinea-Bissau (operating locally as Spacetel).

Buying a Guinea-Bissau eSIM before departure means data is active the moment you land at Osvaldo Vieira International Airport, since neither local operator sells a consumer eSIM, and a physical SIM purchase requires passport registration and a shop visit that a pre-installed eSIM skips entirely. Immigration checks a yellow fever card and visa approval closely, with baggage reclaim waiting just fifty metres beyond, so having a working connection from the jet bridge onward means confirming a hotel address or driver before the airport’s currency exchange counter closes for the evening. Mobile data here does double duty: it keeps Orange Money transfers and WhatsApp voice notes working for NGO, UN and embassy staff based around Bissau’s government district, and it is what most cashew-trade business travelers rely on to confirm shipment schedules and exchange rates during the buying season.

Guinea-Bissau
Orange Bissau 4G
MTN Guinea-Bissau 4G
Provider chooses the network partner. Orange Bissau has the strongest data-focused footprint and the only usable 4G in the country; MTN Guinea-Bissau reaches further along paved roads for voice and messaging but does not offer a comparable data experience.
02
ESIM INTEL METHODOLOGY

How we ranked the best eSIMs for Guinea-Bissau?

We compared Guinea Bissau eSIM plans on price per GB, network coverage across the island and its smaller neighbours, network partner reliability, activation speed, and hotspot support.

Price per GB

25%

Median price per GB across eligible provider plans, weighted toward common traveler data sizes.

Network coverage

20%

Population and geographic coverage across major cities, tourist regions, transit routes, and rural areas.

Network partner

15%

The local mobile operator used by each plan, scored by coverage strength, reliability, and 4G or 5G availability.

Activation speed

15%

QR-code-to-data time. Most providers under 2 minutes; some require app install.

Hotspot support

15%

Tethering allowed on all plan tiers without extra fees or fair-use throttling.

Customer support

10%

24/7 chat availability, response time, and refund track record on canceled trips.

03
IN-SCOPE PROVIDERS

Which eSIM providers cover Guinea-Bissau?

A range of established eSIM brands sell Guinea Bissau-covering plans, each riding on one or more of the country’s three networks. Compare current options below.

RedteaGO
RedteaGO
4G
From
$2.90
1 GB 1 day
Alosim
Alosim
5G
From
$5.50
1 GB 7 days
Ubigi
Ubigi
4G
From
$6.00
1 GB 7 days
Saily
Saily
4G
From
$6.99
1 GB 7 days
Nomad
Nomad
5G
From
$7.00
1 GB 7 days
Airalo
Airalo
5G
From
$9.50
1 GB 3 days
Maya Mobile
Maya Mobile
5G
From
$9.99
Unlimited 3 days
04
Best overall

What are the best eSIMs for Guinea-Bissau overall?

Ranking the best eSIM for Guinea-Bissau comes down to six factors: price, network coverage, which local operator the plan actually roams onto, activation speed, hotspot support and how reachable customer support is once you have left Bissau. Providers worth comparing here include Airalo, Saily, Ubigi, Nomad, Yesim, Alosim, Maya Mobile and Redteago, each pairing with a different local network partner behind the scenes.Β 

Best for: NGO, UN and development agency staff working out of Bissau, diplomatic personnel posted to the capital, cashew-trade business travelers timing visits to the buying season, and the small number of eco-travelers and researchers heading into the BijagΓ³s Archipelago’s biosphere reserve.

Most popular
1
Ubigi
4G
Guinea Bissau Prepaid eSIM data plan - 25GB| Ubigi
25 GB
30 days
GW
$59.00
$2.36/GB
Top pick Β· #2
2
Alosim
5G
guinea-bissau
20 GB
30 days
GW
$49.00
$2.45/GB
Top pick Β· #3
3
RedteaGO
4G
Global (130+ areas)
1 GB
1 day
GW
$2.90
$2.90/GB
4
Alosim
5G
guinea-bissau
10 GB
30 days
GW
$29.00
$2.90/GB
5
Ubigi
4G
Guinea Bissau Prepaid eSIM data plan - 10GB| Ubigi
10 GB
30 days
GW
$29.00
$2.90/GB

Data plans here tend to run smaller than elsewhere in West Africa, and that reflects real network limits rather than a pricing quirk. Light travelers checking messages and maps in Bissau often get by on a small daily allowance, while anyone with regular video calls or cloud document use should still keep expectations modest, since heavy streaming rarely works well outside the capital regardless of plan size.

The best overall Guinea-Bissau eSIM balances the network it roams onto, enough validity for the length of stay, and a data allowance sized to match what the local network can actually deliver rather than what a traveler might use elsewhere in the region. Compare live pricing in the table above before choosing a Guinea-Bissau eSIM plan that covers time in both Bissau and any trip out toward the BijagΓ³s.

05
Operator coverage

What is the data coverage like in Guinea-Bissau?

Orange Bissau generally provides the strongest data connection in the country and is the network most travel eSIMs roam onto, running the country’s only meaningful 4G, concentrated in central Bissau. MTN Guinea-Bissau, operating locally as Spacetel, holds a wider 3G footprint along paved roads toward BafatΓ‘ and GabΓΊ, useful for voice and messaging but not for anything resembling a fast data connection.

The paved road connecting Bissau to BafatΓ‘ and on to GabΓΊ carries a usable signal in the towns along the way, though frequent power cuts can sever the backhaul behind a tower even where the signal bars show full. Orange’s 2021 rural modernization program extended basic 2G/3G to more than a thousand villages, which helps voice and messaging reach further than data speed does.

The BijagΓ³s Archipelago is mostly off-grid: inhabited islands like Bubaque carry a thin signal in the main settlement, and uninhabited islands in the group have no coverage at all. Rural stretches in the GabΓΊ and BafatΓ‘ regions, and areas north of QuinhΓ‘mel, show similar gaps, with real-world signal dropping out well before official coverage maps suggest it should.

For visitors staying inside Bissau, network choice barely matters since both operators handle short messaging and light browsing fine. It matters far more for NGO and eco-tourism travelers heading into the BijagΓ³s or the GabΓΊ interior, where downloading offline maps and boat schedules in Bissau beforehand matters more than which eSIM provider is chosen.

Guinea-Bissau Mobile Network Comparison
Network NameCoverage Level4G LTE Coverage5G AvailabilityUrban ReliabilityRural Reliability
Orange Bissau Leader for data Only meaningful 4G concentrated in Bissau; 2G/3G extended to 1,000+ villages since 2021 Not launched Strong in Bissau Weak outside main towns, effectively none in the BijagΓ³s
MTN Guinea-Bissau (Spacetel) Wider 3G footprint 3G along paved roads to BafatΓ‘ and GabΓΊ, no meaningful 4G Not launched Moderate Better voice reach on roads than Orange, still drops in remote areas

Orange Bissau is the stronger choice for anyone who needs actual data speed rather than just voice and SMS. MTN Guinea-Bissau covers more paved-road distance for calls and messaging but falls short on 4G entirely. Power outages interrupting backhaul, not the network partner itself, explain many of the dropped connections travelers notice even within Bissau. Since the travel eSIM provider chooses which local network a plan rides on, confirming a Guinea-Bissau eSIM connects through Orange matters more here than in markets with closely matched operators.

06
Honest answer

Is there any downside to using an eSIM in Guinea-Bissau?

Considering a Guinea-Bissau eSIM raises a few fair questions, and each has a straightforward answer once you know the local context.

No local eSIM as backup: Neither Orange Bissau nor MTN sells a consumer eSIM, so if a travel eSIM’s activation runs into trouble, the fallback is a physical SIM shop with passport registration rather than a same-day digital alternative.

Smaller data allowances than expected: Because heavy streaming and even fast browsing rarely works well outside Bissau, most travel eSIM bundles for Guinea-Bissau are sized small, so travelers used to larger bundles elsewhere in West Africa should adjust expectations rather than expect a like-for-like plan.

BijagΓ³s and rural blackout zones: The BijagΓ³s Archipelago and rural stretches around GabΓΊ or north of QuinhΓ‘mel can mean a total data blackout rather than just a slow connection, worth planning around with offline maps rather than treating as an eSIM shortfall.

Power cuts interrupting connectivity: Frequent power outages can sever backhaul even where signal bars show full in Bissau, so a dropped connection mid-call or mid-upload is usually infrastructure, not the eSIM or its network partner.

07
Setup

How do I activate my eSIM for Guinea-Bissau?

Activation takes a few minutes on home WiFi before departure: purchase the plan, scan the QR code or install through the provider app, and leave it ready until you land at the airport, and then switch on data roaming.

Buy A Plan online

Pick a plan, pay, get a QR code by email within ~60 seconds.

Open Settings

iPhone: Settings β†’ Cellular. Android: Network β†’ SIMs β†’ Add eSIM.

Scan QR code

Point your phone at the QR on a second screen, or paste the activation code.

Label the profile

Name it “eSIM” so it’s obvious in your line picker.

Switch on at gate

Toggle the eSIM line on as you land. Data works on the jet bridge.

08
Compatibility

Which phones support eSIM for use in Guinea-Bissau?

Most iPhones from the XS generation onward, along with recent flagship Android phones from Samsung, Google, and other major manufacturers, support eSIM. Check your device settings for β€œAdd eSIM” or β€œAdd Cellular Plan” before departure.

iPhone

XS, XR, 11, 12, 13, 14, 15, 16 & SE (2nd gen+)

Pixel
Pixel 3 and every model since
Samsung
Galaxy S20+, S21+, S22+, S23+, S24+, Z Fold/Flip series
Other
Most flagships from 2021 onward β€” Xiaomi 12T, OnePlus 11, Honor Magic5+, etc.
09
Dual SIM

Can I use an eSIM and my home SIM at the same time in Guinea-Bissau?

Most current phones support dual SIM, running a Guinea-Bissau eSIM for data alongside the home SIM in its physical slot or as a second eSIM profile, so both stay active without removing anything on arrival.

In Guinea-Bissau specifically, this setup means the home number keeps working for banking and two-factor codes from abroad, while the Guinea-Bissau eSIM handles maps, Orange Money confirmations and WhatsApp messages for NGO or business contacts around Bissau, all without triggering roaming charges on the primary line.

The most common mistake is leaving data roaming switched on for the home SIM as well, which matters more here than in larger markets since international roaming rates into Guinea-Bissau run particularly high. Switching data roaming off on the home line before landing at Osvaldo Vieira International Airport avoids the surprise bill.

10
Trip planning

How much data do I need for 5 to 7 days in Guinea-Bissau?

Most travelers on a short trip are comfortable with 2 to 5 GB, depending on how much navigation, streaming, and social sharing they plan to do. Use the calculator below to match a plan to your actual usage.

Activity
Avg rate
Intensity
7–14 day total
Google Maps + navigation
50 MB/hr
~3 GB
5 hr/day Γ— 7 days
Instagram, TikTok, social
700 MB/hr
~10 GB
1 hr/day Γ— 14 days
YouTube / Netflix (480p)
550 MB/hr
~8 GB
1 hr/day Γ— 14 days
Work calls + email
200 MB/hr
~4 GB
2 hr/day Γ— 10 days
iMessage, WhatsApp, light
10 MB/hr
<1 GB
Background use

Rule of thumb: 3 GB for a 1-week sightseeing trip, 10 GB for two weeks with social media + streaming, unlimited for any trip with daily Zoom calls or remote work.