Editor's Review
AccuBattery is the most accurate battery tool I’ve tested on Android. It uses real science to measure actual battery capacity, track health, and show how much each app drains power—way better than Android’s built-in estimates. I rely on its charge alarm to protect my battery and check charging speed and remaining use time. It’s clean, reliable, and respects your privacy. Perfect for anyone who wants to extend their battery life and keep their device healthy.
What' s new ?
• Fixed overlay rendering behind rounded screen corners. • Charging page: show why a charge cycle is not included in battery health calculation. • Health page: fixed display of \"charged for _ mAh total\". • Charging / health: improved handling of long sessions with disabled charging (like Sony\'s 80% charge limit) - works now for calculating health. • Updated and improved purchase handling.
MOD Info?
Pro Unlocked
Screenshots
AccuBattery Official Introduction
AccuBattery displays battery usage information, and measures battery
capacity (mAh) based on science.
❤ BATTERY HEALTH
Batteries have a limited lifespan. Every time you charge your device, it wears out the battery, lowering its total capacity.
- Use our charge alarm to remind you to unplug your charger.
- Discover how much battery wear was endured during your charge session.
BATTERY USE
AccuBattery measures the actual battery usage using information from the battery charge controller. Battery usage per app is determined by combining these measurements with information on which app is in the foreground. Android calculates battery usage using pre-baked profiles that device manufacturers provide, like how much power the CPU uses. In practice however, these numbers tend to be highly inaccurate.
- Monitor how much battery your device is using
- Know how long you can use your device when it’s active or in standby mode
- Find out how much power each app uses.
- Check how often your device gets woken up from deep sleep.
CHARGE SPEED
Use AccuBattery to find the fastest charger and USB cable for your device. Measure the charging current (in mA) to find out!
- Check how fast your device is charging when the screen is on or off.
- Know how long it takes to charge your phone and when it’s finished.
HIGHLIGHTS
- Measure real battery capacity (in mAh).
- See how much wear your battery sustains with each charge session.
- Look up the discharge speed and battery consumption per app.
- Remaining charge time - know how long it takes before your battery is charged.
- Remaining use time - know when you will run out of battery.
- Screen on or screen off estimations.
- Check the percentage of deep sleep, when the device is in standby mode.
- Ongoing notification for real time battery statistics at a glance.
PRO FEATURES
- Use Dark and AMOLED black themes to save energy.
- Access to historical sessions older than 1 day.
- Detailed battery statistics in notification.
- No ads
We're a small, independent app developer with a focus on quality and passion for battery statistics. AccuBattery doesn’t require access to privacy-sensitive information and doesn't make false claims. If you like the way we work, support us by upgrading to the Pro version.
AccuBattery Tips
AccuBattery App Review: The Ultimate Battery Health Tool for Android
If your Android phone’s battery dies way too fast and you’re sick of guessing why, AccuBattery is the app you need. I’ve tested dozens of battery monitors, and this one stands out—it’s not just a basic gauge; it’s a science-backed tool that tracks your battery’s actual health, charging habits, and power drains to keep your phone’s battery lasting longer. No fancy tech skills required, just install and go.
First, let’s break down why AccuBattery is a game-changer for battery health. The biggest flaw with most phones is that they only show the factory battery capacity, not how much it’s degraded over time. AccuBattery changes that by measuring your real mAh capacity, so you can see exactly how worn your battery is—not just a fake number. It also tracks app-specific power usage, so you’ll finally know which apps are secretly draining juice in the background (looking at you, social media apps that never sleep).
Another standout feature is the charging alarm. Studies prove charging to 80% instead of 100% doubles your battery’s lifespan, and AccuBattery makes this easy. Set a custom alert, and you’ll never overcharge by mistake. It also gives real-time estimates for full charge time and remaining battery life, with separate readings for when your screen is on or off—way more accurate than your phone’s built-in guesswork.
Here’s your quick start guide to using AccuBattery like a pro:
Set the charging alarm first: Open the app and set the alert to 80%—this is the single easiest way to protect your battery long-term.
Check battery health (the right way): Drain your phone to nearly empty, plug it in, and open AccuBattery. Enter your phone’s factory battery capacity, let it charge to 100%, then head to the health section. The percentage there is your current battery health—repeat the process a few times for a more accurate average.
Track background drains: Use the app’s breakdown to identify which apps are using power when you’re not using them. You can either close them or adjust their settings to cut down on battery waste.
Beyond the core features, AccuBattery tracks how well your phone enters deep sleep (a huge factor for standby battery life) and includes a dark/AMOLED black theme to save even more power. You can also review past charging history to spot long-term patterns, like if your battery degrades faster when you game heavily. Detailed battery stats even show up in persistent notifications, so you can check power levels without opening the app.
The only minor downside? It needs a few days of normal use to gather enough data for precise readings—but that’s true for most battery-tracking apps. Otherwise, it’s lightweight, doesn’t spam you with notifications, and sticks to real data (no fake “performance boost” gimmicks).
For any Android user who wants their phone’s battery to last longer, AccuBattery is a must-have. It’s simple, effective, and gives you the control to extend your battery’s life without guesswork. Whether you’re a casual user or a power gamer, this app will help you keep your phone in top shape for years.
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