About us
History

Your gateway to seamless
Global Connectivity

In 2004, Planet T launched Korea's first portal roaming service, addressing communication challenges for travelers abroad.
With a range of offerings, including SIM cards, eSIMs, and pocket WiFi, Planet T ensures a convenient and reliable communication experience, no matter where you are in the world.


We have been growing by providing our customers with the best solutions through continuous technological development and the expansion of our global network.

Additionally, supported by a strong financial foundation and transparent corporate governance - evidenced by our excellent credit ratings (A or above) - we are committed to creating customer-centric value and achieving sustainable growth.
By securing a competitive edge in the market, we position ourselves as a trusted partner among our stakeholders.

Planet T satisfies the needs
of various customers.

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    Individual Users

    We provide SIM cards, eSIMs, and portable Wi-Fi to overseas travelers and business professionals, ensuring seamless data communication and convenient connectivity.
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    Corporate Customers

    Our B2B eSIM purchasing platform offers efficient business solutions for companies needing bulk service usage.
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    Telecom Operators
    and Partners

    We collaborate with a range of telecom operators and partners to deliver our services, continually evolving through these partnerships.

Global network

Planet T is a global company with subsidiaries in Hong Kong, the United States, and other countries.
Each subsidiary has a deep understanding of local market characteristics and customer needs,
enabling us to offer tailored services that provide a distinct competitive advantage in the global market.
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2004

04  Establishment of Planet T Corporation

06  Roaming Star Brand Launch

2011

08  Launching of the U-SIM Store brand

2015

01  Launching a WiFi egg brand

2023

03  Launching of the Easy Play brand

2024

09  Launching eSIM B2B platform