Yoodo is a free mobile service app developed by Celcom Mobile Sdn Bhd for the iPhone platform. This utility and tools app allows users to easily sign-up and order a Yoodo SIM card, which is delivered within 2 hours with Express Delivery. With Yoodo, users can customize, pay, and manage their mobile plans all in one convenient app.

One of the standout features of Yoodo is the ability to pre-purchase a Roaming pass before going on holiday with Roam Like Home. This allows users to stay connected while traveling abroad without the hassle of searching for a local SIM card. Furthermore, Yoodo allows users to take their local customised plan with them when they roam overseas, ensuring a seamless mobile experience wherever they go.

Yoodo also offers the flexibility to change plans anytime, giving users the freedom to adapt their mobile service to their changing needs. Additionally, for users with eSIM compatible devices, Yoodo allows for easy activation of an eSIM, providing instant connectivity without the need for a physical SIM card.