
BlueSky eSIM is a trusted travel eSIM provider offering fast, reliable 4G/5G prepaid data in 200+ destinations on tier-1 carrier networks. Not always the cheapest, but peace of mind comes standard — you'll get the best internet quality available in your destination. Scan the QR code from your email, or use the optional iOS/Android app — it installs eSIMs automatically and tracks your data usage in real time. Plus 24/7 real human customer support.
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Data plans for this provider are automatically updated. While we strive to keep the information accurate, we cannot guarantee its completeness or accuracy. Please confirm all details on the provider's official website or app before purchasing.
BlueSky eSIM does not offer a truly unlimited high‑speed data plan for Southeast Asia. Every plan that carries the “Unlimited” name allows 3GB of fast data per day and then throttles speed to 1000kbps once that limit is reached.
Instead, BlueSky supplies fixed‑data options that provide full 5G speeds without throttling. For example, a 100GB plan valid for 180 days costs $89.00 USD, and a 50GB plan valid for 90 days costs $69.00 USD. Both cover the same 18 Southeast Asian countries (Indonesia, Cambodia, Laos, Malaysia, Philippines, Singapore, Thailand, Vietnam, and ten additional countries). These higher‑capacity plans can be more cost‑effective than the daily‑cap “Unlimited” plans, especially for travelers who need extensive data usage.
BlueSky eSIM does not provide a Southeast Asia eSIM that includes a phone number or SMS capability. The provider’s plans for Southeast Asia are data‑only, offering only an internet data allowance with no telephony feature.
Travelers who need voice or messaging can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection. However, some destinations may block or restrict certain apps or services, so it is advisable to confirm the accessibility of the apps you rely on before purchasing a plan.
BlueSky eSIM offers several plans that include coverage across multiple Southeast Asian countries. The plan named 🔷 [5G] Worldwide (201 countries) Best Coverage (/3d) covers Brunei, Indonesia, Cambodia, Laos, Malaysia, Philippines, Singapore, Thailand, Timor‑Leste, and Vietnam. The ✈️ [5G] Asia (18 countries) Best Coverage (/3d) plan covers Indonesia, Cambodia, Laos, Malaysia, Philippines, Singapore, Thailand, and Vietnam. The plan named 🔷 [5G] Worldwide (173 countries) Best Coverage (/7d) + Calls & SMS covers Brunei, Indonesia, Laos, Malaysia, Philippines, Singapore, Thailand, Timor‑Leste, and Vietnam.
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