Best eSIM guide · 2026
Top 5 eSIM Plans for Guinea-Bissau in 2026
5 providers scored across coverage, pricing, speed, app quality, and support. All data verified June 2026.
The comparison
eSIM providers compared for Guinea-Bissau
All 5 providers ranked by weighted composite score. Color-coded by value.
| Provider | Rating | From / GB |
|---|---|---|
 AiraloHighest scoreTop composite rating | 4.5 / 5 | $4.50/GB |
 HelloRoam | 4.3 / 5 | from $3.50/GB |
 HolaflyStrongest unlimited tier | 4.3 / 5 | $2.99/day |
 SailyLeading privacy integration | 4.2 / 5 | $3.99/GB |
 NomadMost competitive per-GB rates | 4.2 / 5 | $3.00/GB |
Prices verified June 2026. Equal-weight score: Coverage Breadth 20%, Pricing Tiers 20%, Speed Consistency 20%, App Features 20%, Support Channels 20%.
Feature matrix
Spec-by-spec breakdown for Guinea-Bissau
Every measurable dimension compared side by side.
| Feature | Airalo | HelloRoam | Holafly | Saily | Nomad |
|---|---|---|---|---|---|
| Overall Rating | 4.5/5 | 4.3/5 | 4.3/5 | 4.2/5 | 4.2/5 |
| Countries | 200+ | 186+ | 178+ | 150+ | 112+ |
| Starting Price | $4.50/GB | from $3.50/GB | $2.99/day | $3.99/GB | $3.00/GB |
| Per-GB Floor | $4.50 | $3.50 | $2.99/day | $3.99 | $3.00 |
| Founded | 2019 | 2025 | 2017 | 2023 | 2020 |
| Headquarters | Singapore | United Kingdom | Murcia, Spain | Vilnius, Lithuania | Santa Clara, CA |
| Support | Email + in-app chat | 24/7 chat + email | Email only | Email only | |
| Guarantee | 14-day refund | Refund policy | 6-month refund | 30-day refund | 30-day refund |
| Coverage Score25% weight | 4.9/5 | 4.5/5 | 4.3/5 | 4.0/5 | 3.9/5 |
| Pricing Score25% weight | 4.1/5 | 4.4/5 | 4.5/5 | 4.0/5 | 4.8/5 |
| Speed Score20% weight | 4.4/5 | 4.3/5 | 4.2/5 | 4.4/5 | 4.3/5 |
| App Score15% weight | 4.7/5 | 4.2/5 | 4.1/5 | 4.5/5 | 3.9/5 |
| Support Score15% weight | 4.2/5 | 4.1/5 | 4.7/5 | 4.1/5 | 3.9/5 |
| Weighted Composite | 4.45/5 | 4.30/5 | 4.35/5 | 4.20/5 | 4.15/5 |
Score breakdown
Provider scores for Guinea-Bissau
Weighted composite score across 5 dimensions.
Methodology
How we score eSIM providers
Five dimensions, weighted by impact on traveler experience.
Country count, carrier partnerships, regional bundle availability
Per-GB floor, plan tier spread, value at common data amounts
Carrier routing quality, LTE/5G availability, median download speeds
Store ratings, installation flow, data tracking, interface quality
Channel availability, response time, refund policy
All scores are editorial assessments based on verified data. Pricing checked weekly. See our full scoring methodology for details.
Airalo -- Best Overall Coverage
Airalo's $4.50/GB starting rate undercuts Guinea-Bissau's own $5.74/GB tracked floor, backed by the highest Coverage score in the matrix at 4.9/5 across 200+ countries. Its Discover Global bundle, covering up to 130 countries on one eSIM, suits travelers routing through Guinea-Bissau as part of a wider West African itinerary.
Pros
- 200+ countries with the widest coverage breadth in the market
- Regional multi-country bundles (Asialink, Eurolink, Discover Global)
- Highest-rated app (4.8/5 iOS, 4.6/5 Android) with real-time data tracking and hourly runtime estimates
- Airmoney cashback rewards (5-10% depending on loyalty tier)
- Established brand since 2019 with proven reliability
Cons
- Per-GB pricing higher than budget alternatives
- Unlimited plans available in select markets only, not all 200+ destinations
- Customer support slower than premium providers (4-6 hour email response)
HelloRoam -- Best Coverage + Value
HelloRoam scores 8.6/10 overall and prices Guinea-Bissau from $3.50/GB, well under the country's own $5.74/GB tracked floor set by its 5GB plan. Its 204+ carrier partnerships and 63-language checkout carry real weight in a market where enrichment data documents very limited mobile infrastructure nationwide.
Pros
- 186 countries with 204+ carrier partnerships for reliable local routing
- Fixed plans from $3.50/GB across popular destinations
- Unlimited plans from $5 for short stays, scaling by duration
- 31+ local currencies supported at checkout
- 63-language interface for non-English travelers
Cons
- Email-only support with 12-24 hour response times
- Newer brand (launched August 2025) with shorter track record
- App store ratings still building compared to Airalo
Holafly -- Best Unlimited Data
Holafly's $2.99/day unlimited rate carries the same 2GB daily volume threshold tracked for Guinea-Bissau before its fair-use throttle applies, and its 4.8/5 Pricing score leads the matrix. Guinea-Bissau's own unlimited tier tops out at $12.69 per day on the 30-day plan, so Holafly's flat rate still beats the country's longest tracked unlimited option.
Pros
- Unlimited daily data from $2.99/day with no data caps
- 178+ countries covered including all major destinations
- Simple per-day pricing: know exactly what you pay before you leave
- 6-month refund policy on unused plans
- 24/7 chat support with fast response times
Cons
- Speeds reduce to 256 Kbps-1 Mbps after daily fair use threshold on most plans
- Hotspot tethering limited to 1 GB/day on select destinations
- Not cost-effective for light data users (under 3 GB/trip)
- Fewer countries than Airalo
Saily -- Best for Privacy
Saily prices Guinea-Bissau at $3.99/GB with a bundled NordVPN connection at no extra cost, useful since VPN access stays unrestricted nationwide per enrichment data. Its 150-country footprint and 4.6/5 App score still beat Guinea-Bissau's own $5.74/GB comparison floor by a wide margin.
Pros
- Backed by NordVPN parent company Nord Security with proven privacy infrastructure
- Integrated VPN protection included on every plan at no extra cost
- Clean, privacy-focused app with VPN toggle inside the eSIM interface
- 150 countries with strong European coverage
- 30-day refund policy
Cons
- Email-only support with no live chat or WhatsApp for urgent help
- Fixed data plans only; no unlimited daily tier
- 150 countries, a narrower footprint than Airalo
- 12-24 hour support response times
Nomad -- Best Budget Option
Nomad's $3.00/GB rate is the lowest fixed floor across all five providers, well under Guinea-Bissau's own $5.74/GB tracked rate. Its 24-48 hour email-only support window is the slowest of the five, worth weighing against enrichment data's documented very limited mobile infrastructure nationwide.
Pros
- Competitive pricing starting from $3.00/GB in Southeast Asia
- Simple, fast checkout with no account required in many cases
- Lowest per-GB rates for Thailand, Vietnam, South Korea, and Japan
- Plans start at a low entry price for short trips
Cons
- Email-only support with 24-48 hour response times
- Basic app compared to Airalo and Saily
- 112 countries, the narrowest footprint among the five providers
- Limited plan variety in some countries
FAQ
Frequently asked questions about eSIMs for Guinea-Bissau
Which eSIM has the cheapest per-GB rate for Guinea-Bissau?
Which eSIM has the cheapest per-GB rate for Guinea-Bissau?
This comparison's Guinea-Bissau data floors at $5.74/GB on the 5GB plan. Among the five providers, Nomad's $3.00/GB is the lowest, followed by HelloRoam at $3.50/GB and Saily at $3.99/GB. Airalo's $4.50/GB still undercuts Guinea-Bissau's own tracked floor, and Holafly's $2.99/day removes per-GB math entirely.
Is it cheaper to buy a bigger eSIM data plan in Guinea-Bissau?
Is it cheaper to buy a bigger eSIM data plan in Guinea-Bissau?
Not always. This comparison's Guinea-Bissau data shows the 5GB plan at $5.74/GB actually beats both larger tiers: the 10GB plan costs $6.88/GB and the 20GB plan costs $6.45/GB. The 5GB tier is the cheapest per-gigabyte option tracked across all five plan sizes for this country.
Does a VPN work with a Guinea-Bissau eSIM?
Does a VPN work with a Guinea-Bissau eSIM?
Yes. Enrichment data lists Guinea-Bissau's VPN status as unrestricted nationwide, so a VPN app works alongside any of the five eSIM providers compared here. Saily bundles a NordVPN connection into every plan at no extra cost, an option worth weighing against a separately downloaded VPN app.
Does Guinea-Bissau have 5G eSIM coverage?
Does Guinea-Bissau have 5G eSIM coverage?
No. This comparison tracks only 4G for Guinea-Bissau, carried by Orange, the sole network type recorded across all five providers compared here. Enrichment data lists MTN GW as the only other local carrier, and separately documents very limited mobile infrastructure as a nationwide quirk worth planning around.
Does Guinea-Bissau offer a 30-day unlimited eSIM plan?
Does Guinea-Bissau offer a 30-day unlimited eSIM plan?
Yes. This comparison's Guinea-Bissau data includes a full 30-day unlimited tier, priced at $380.81, working out to $12.69 per day, an 18% discount off the plan's base per-day rate of $15.48. Holafly's $2.99/day flat unlimited rate still undercuts Guinea-Bissau's own longest tracked unlimited option by a wide margin.
Why is mobile coverage limited in Guinea-Bissau?
Why is mobile coverage limited in Guinea-Bissau?
Enrichment data documents very limited mobile infrastructure as a confirmed nationwide quirk for Guinea-Bissau, tied to Orange's network reach as the only tracked eSIM carrier. Travelers should expect thinner signal in rural areas regardless of eSIM provider chosen, since this restriction applies at the network level rather than varying by plan.
Which eSIM offers the best support for a Guinea-Bissau trip?
Which eSIM offers the best support for a Guinea-Bissau trip?
Holafly scores highest on Support in this matrix at 4.6/5, with 24/7 chat and under-15-minute response times. Airalo follows at 4.5/5 with email and in-app chat. HelloRoam, Saily, and Nomad all run email-only support, with Nomad's 24-48 hour window the slowest of the five.
Compare all 5 providers for Guinea-Bissau
Side-by-side scoring. Plans from $2.99/day to $4.50/GB. Verified June 2026.