ZenFone 2 (ZE551ML)

    A Simpler, Smarter, More Personalized ZenUI Experience

    Freedom, connection, and expression form the foundation for ASUS's ZenUI mobile user interface. The brand-new ZenUI with exquisite visual design has a variety of new features, including ZenMotion, SnapView, Trend Micro™ Security and ZenUI Instant Updates, that enhance usability, ensure security and privacy, and deliver a seamless user experience.

    Brand-New Interface Design

    The brand-new ZenUI offers a simpler and smarter user experience, with a stylish new layout that expands white space for a cleaner design, placing the information you need front and center. It’s brighter, smarter, simpler and even more beautiful!

    Multiple Themes to Show off Your Personal Style

    Customize your ZenFone the way you want

    ZenUI gives you complete freedom to customize your experience, from icon packs and fonts to live wallpapers and complete theme overhauls, so your ZenFone 2 always matches your mood.

    Watch the Tutorial Video


    Smart, intuitive interaction with ZenMotion

    ZenFone 2 has multiple sensors to provide clever interactivity that feels natural to do. Just Tap Tap, or Swipe to get things done quickly and easily. You can also write C on screen to launch Camera, W for Browser, S for Messaging, e for Email, Z for ASUS Boost, and V for Dialer.

    Tap Tap to Switch to One Hand Mode

    ZenMotion's Tap Tap gesture for One Hand mode puts every part of ZenFone 2’s brilliant display within easy reach, as a double-tap on the Home button shrinks ZenUI for easy one-handed operation.

    Tap Tap to Wake Up

    ZenFone 2 is ready for your touch, even when it’s asleep. Just tap twice on the screen to wake it up, ready for service!

    What’s Next

    ASUS What’s Next helps you to keep track and intelligently manage your schedule.

    What's Next will immediately remind you about the next important task or event, identify items that need a special reminder, and reduce the number of distractions so you can focus on what matters.

    Watch the Tutorial Video

    Do It Later

    Manage your time with Do It Later

    An interesting article shared by friends on social media, important daily news, an important email sent from a colleague, and the text message from Mom — all the things you need to check and are afraid to forget about. Add these tasks into Do It Later, where all of your tasks will be clearly listed so you can quickly see what's on your to do list.

    Watch the Tutorial Video

    Safe, Speedy and Worry-Free with Trend Micro Security

    ZenUI Browser has industry-leading Trend Micro™ security built in, protecting you against malicious websites and other online threats – so ZenFone 2 is as safe as can be!


    Separate work and play with ease

    We all have different social and business circles, so SnapView gives you a private space where you can shield your personal apps, photos and files — for your eyes only! Switching in an out of SnapView is seamless, so you can share your ZenFone 2 with confidence.

    Watch the Tutorial Video

    public log in

    secured log in

    Kids Mode

    Control what your children can see and do

    ZenUI Kids Mode is the quick-and-easy way to protect children when they’re using your ZenFone 2. Kids Mode makes it easy to manage apps and content, eliminating worries about letting your youngsters play with your smartphone!

    Watch the Tutorial Video

    ZenUI Instant Updates via Google Play

    ZenFone 2 has a seamless new way to keep ZenUI apps up to date. With ZenUI Instant Updates, you’ll get the very latest revisions the moment ASUS developers finish them — so no more waiting months to get the latest stuff!