DU Battery Saver - Battery Charger & Battery Life

Smarter, Faster Battery Optimization for Longer-Lasting Phone Performance

DU Battery Saver is a FREE battery saving app trusted by over 400 million users worldwide. With intelligent power management, one-tap optimization, and real-time battery monitoring, it helps you fix battery drain instantly and extend battery life with ease. Perfect for users who want efficient phone performance, smoother multitasking, and reliable all-day power.

Featuring smart pre-set power modes, automatic phone cooling, and accurate charging insights, DU Battery Saver keeps your device healthy and running efficiently. Ideal for those seeking better battery health, fast performance boost tools, and mobile optimization for gaming or daily use.

Main Features

• One-Click Optimization & Battery Saver – Instantly detect and fix power-draining issues while unlocking advanced settings for deeper energy savings.
• Smart Pre-set Modes – Choose or customize power-saving modes tailored to your lifestyle for longer screen-on time and stable performance.
• Phone Cooler – Automatically monitor and control CPU-heavy apps to reduce overheating and protect hardware during tasks like video streaming or mobile gaming.
• Battery Saver & Monitor – Track high-consumption apps, view detailed usage stats, and use 1-tap saving to extend battery life instantly.
• Convenient Power-Saving Widget – A simple 4x1 widget to manage WiFi, data, brightness, and more, plus a built-in “Task Killer” for quick system optimization.

With smart charging status, accurate time predictions, and powerful energy control tools, DU Battery Saver makes Android battery care effortless—ideal for users needing better battery health, lag-free performance, and reliable phone optimization.