The Fastest Way to Check iPhone Battery Life

Battery life is one of the common concerns for many iPhone users after prolonged use. Here's the quickest way to check the lifespan of your iPhone battery.

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Checking the lifespan of a battery can be helpful in many cases, such as when buying a used iPhone or when checking the internal battery status for replacement or repair purposes.

Timely battery quality checks can also make your phone safer and prevent many cases of explosions.

Here is the fastest way to check the lifespan of an iPhone battery.

Check the lifespan of an iPhone battery by viewing the maximum battery capacity

First, turn on your device, go to Settings, then select Battery and choose Battery Health & Charging.

There, the Maximum Capacity will be displayed, indicating the lifespan of your battery. During use, as the battery wears out, the Maximum Capacity will gradually decrease. When the Maximum Capacity is displayed below 70%, it is recommended to replace the battery.

The Peak Performance Capability section will display any issues that may affect the performance of your iPhone.

Check the lifespan of an iPhone battery using an app

All you need to do is go to the App Store and download the Battery Life app. The app will automatically analyze and provide the results of your battery’s wear level.


Connect your phone to a computer to check the lifespan of an iPhone battery using iTools.

Check the lifespan of an iPhone battery using iTools

iTools is one of the tools that many iPhone users use to manage and synchronize their devices’ data. In addition, iTools can also help users quickly check their battery health.

First, download the iTools application to your computer. After installation, open iTools and connect your iPhone to the computer. Then, select the Battery Capacity section at the bottom.

At that time, the screen will display all the information about the iPhone battery:

– Fully Charged Cycles: Number of charging cycles.

– Battery Health: Battery wear level.

– Actual Capacity: Maximum full charge battery capacity.

– Design Capacity: Battery capacity when in factory condition.

According to VTC.vn

Frequently asked questions

There are two quick methods: checking the Maximum Battery Capacity in your iPhone’s settings, or using a dedicated battery life app from the App Store.

Go to Settings > Battery > Battery Health & Charging. Here, you’ll see the Maximum Capacity, indicating your battery’s lifespan. When this falls below 70%, it’s usually recommended to replace the battery. The Peak Performance Capability section will also highlight any issues affecting your iPhone’s performance.

Simply head to the App Store and download a Battery Life app. These apps will automatically analyze and display the wear level of your battery.

Yes, iTools is a popular tool for managing and synchronizing iPhone data, and it can also be used to check battery health. Download iTools to your computer, connect your iPhone, and select the Battery Capacity section to view detailed information about your battery.

iTools provides a comprehensive overview, including the number of charging cycles, battery wear level, actual capacity (maximum full charge), and design capacity (factory condition).
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