Mars eSIM Travel Card?
Enjoy true plug-and-play convenience with no setup required for the first use. This product supports all device models equipped with a physical SIM card slot.
The card remains fully reusable even after the preloaded plan ends. Empower your Android phone with eSIM capabilities. Seamlessly manage and switch between multiple global plans via the Mars eSIM App.
Why Choose Mars eSIM?
Explore the World
Coverage in 200+ countries and regions. Wherever you go, we have the perfect data plan for you.
Instant Delivery
Receive your QR Code via email immediately after purchase. Activate your plan anytime, anywhere.
One-Click Activation
Say goodbye to complex setups. Just tap "One-Click Activate" in your email, and the eSIM will be added to your phone automatically.
Hotspot Sharing
Easily share your connection with travel companions, laptops, or tablets. Keep your work and entertainment going without interruption.
Popular Destinations
Featured Plans
Japan eSIM | 5G High-Speed【Unlimited Data Plan】
South eSIM | 5G High-Speed【Unlimited Data Plan】
China, Hong Kong & Macau eSIM | No VPN Required 5G High-Speed【Unlimited Data Plan】
Southeast Asia 5-Country eSIM | 5G High-Speed【Unlimited Data Plan】
Mars eSIM Guide
Mars eSIM Latest News
Mars eSIM Membership
Sign up for exclusive offers and save even more as you spend.
Business Solutions
Enjoy exclusive business discounts and make every trip effortless.
Mars eSIM APP
Exclusive Physical Card App. Manage multiple plans with ease.
Mars Customer Service
Professional Support from Taiwan: Here to solve all your concerns.