Cheapest eSIM for Guinea-Bissau in 2026

HelloRoam leads Guinea-Bissau with 5 plans, starting at $28.68 ($5.74/GB, 5GB, 30 days). HelloRoam plans support top-up and tethering. Across all providers, hotspot tethering and top-up support are available — check individual plans for eligibility.

Use-case picks for Guinea-Bissau based on plan data: Weekend (2-3 days): HelloRoam 3GB at $22.49 (3GB, 30 days). Week trip (7 days): HelloRoam 5GB at $28.68 (5GB, 30 days). Two-week vacation: HelloRoam 10GB at $68.82 (10GB, 30 days). Digital nomad (30 days): HelloRoam 20GB at $129.05 (20GB, 30 days).

HelloRoam's 5GB plan at $28.68 delivers the strongest price-to-data ratio for Guinea-Bissau. At $5.74/GB for 5GB over 30 days, the daily cost is $0.96. HelloRoam's plan includes tethering included and top-up available at no extra cost. This plan connects through Orange in Guinea-Bissau. 1 provider compete for Guinea-Bissau across 5 plans. The per-GB spread from cheapest to most expensive is $5.74 to $7.74. 5 of 5 plans show recent price decreases. The market is trending more competitive.

• Best value: HelloRoam at $5.74/GB
• Total price: $28.68 for 5GB
• Daily cost: $0.96
• Validity: 30 days
• Providers tracked: 1
• Plans tracked: 5

Guinea-Bissau eSIM pricing varies significantly by data tier. The right plan depends on trip length and daily usage intensity. 1GB: HelloRoam leads at $7.74 ($7.74/GB, 1GB, 7 days). This tier suits maps, messaging, and basic browsing for 2-3 days. Top-up is available if you underestimate your needs. 3GB: HelloRoam leads at $22.49 ($7.50/GB, 3GB, 30 days). This tier suits maps, social media, and messaging for a 5-7 day trip. Top-up is available if you underestimate your needs. 5GB: HelloRoam leads at $28.68 ($5.74/GB, 5GB, 30 days). This tier suits active social media use and photo uploads for a week. 10GB: HelloRoam leads at $68.82 ($6.88/GB, 10GB, 30 days). This tier suits streaming, video calls, and heavy browsing for 7-14 days. 20GB: HelloRoam leads at $129.05 ($6.45/GB, 20GB, 30 days). This tier suits digital nomad work, daily streaming, and tethering for 2-4 weeks. Per-GB rates drop with plan size: $7.74/GB at 1GB vs $6.88/GB at 10GB. Buying larger saves 11% per gigabyte.

1 provider compete for Guinea-Bissau with 5 total plans. Each has distinct strengths. HelloRoam: 5 plans, from $28.68 ($5.74/GB). Largest plan: 20GB. Strengths: cheapest per-GB at $5.74/GB, tethering on all plans, top-up support, 5 plan options, plans up to 30 days. HelloRoam wins the price race for Guinea-Bissau at $5.74/GB. For travelers who prioritize price above all else, HelloRoam is the data-driven choice. For those who value specific features (plan variety, longer validity, or unique app features), comparing across all 1 providers is worthwhile.

Guinea-Bissau is a Tier 3 eSIM destination: limited provider coverage with constrained plan options. 5 plans from 1 provider are tracked, starting at $5.74/GB. Tier 3 markets have fewer plans, less provider competition, and higher per-GB rates. If only 1-2 providers cover this destination, pricing is less competitive. The available options may still offer strong value compared to local SIM or roaming costs. Only one provider covers Guinea-Bissau. Without competition, prices are set by that provider's wholesale costs and margins. Monitor this page for new providers entering the market.

Guinea-Bissau's primary carriers are Orange GW and MTN GW. Very limited mobile infrastructure. Emergency number: 112/119.

An eSIM for Guinea-Bissau is a prepaid digital SIM card with no physical component. The cheapest Guinea-Bissau eSIM costs $5.74/GB — up to 80% less than airport SIM counters. You purchase online, scan a QR code, and connect to local 4G/5G networks in under 2 minutes.