World Flags Viewer

Turn your phone into a flag and cheer at the stadium! Confetti, flash effects & text overlay for Olympics, WBC, and more.

"World Flags Viewer" turns your phone screen into a vibrant national flag — perfect for cheering at the Olympics, World Baseball Classic, FIFA World Cup, and any international sporting event!

[Cheer Mode]

• Tap the screen for colorful confetti bursts

• Shake your device for a dramatic flash effect

• Add cheer text overlay like "GO!", "FIGHT!", or your own custom message

• Auto max brightness & sleep prevention — your flag stays bright throughout the game

[Explore the World]

• Browse flags from 249 countries and territories

• Filter by region: Asia, Europe, Africa, Americas, Oceania

• Save your favorite flags for quick access

• Search countries instantly by name

[Features]

• Stunning fullscreen flag display with auto-landscape rotation

• Bilingual support (English & Japanese)

• High-resolution flag images

• Simple, intuitive interface

Whether you're in the stands or watching from home, show your support in style!