Does Grab work with an eSIM in Singapore?

Yes, absolutely. Grab is the essential "super-app" in Singapore (Uber is not available) for booking rides and ordering food. Our eSIM provid…

Does this eSIM work in Mexico, Belize, or El Salvador?

This specific plan is valid only within Guatemala . This is the most important question for backpackers on the "Gringo Trail." If you …

Is there internet on Ha Long Bay cruises or in Sapa/Ha Giang?

Yes, but it varies. You will have excellent 4G/LTE coverage in all cities (Hanoi, Ho Chi Minh, Da Nang) and towns. On Ha Long Bay cruises, t…

Does WhatsApp calling work with an eSIM?

Yes. Even with a VPN, VoIP (voice/video calls) on apps like WhatsApp and FaceTime are often the most difficult services to use, as the netwo…

Instant deliveryNo roaming fees200+ countries

HELP CENTER

Do I need to RICA (register my passport) to activate this eSIM?

Q: Do I need to RICA (register my passport) to activate this eSIM?

No! This is the single biggest advantage of our eSIM. Due to South Africa's strict RICA law , buying a physical local SIM card at the airport (JNB or CPT) requires a mandatory, slow passport and biometric registration process at a kiosk. Cellesim eSIMs are roaming-based, which means you are exempt from all RICA bureaucracy . You can buy online, install instantly, and skip the airport queues.

Updated July 22, 2026

No! This is the single biggest advantage of our eSIM. Due to South Africa's strict RICA law, buying a physical local SIM card at the airport (JNB or CPT) requires a mandatory, slow passport and biometric registration process at a kiosk. Cellesim eSIMs are roaming-based, which means you are exempt from all RICA bureaucracy. You can buy online, install instantly, and skip the airport queues.