Check out this video on iOS 15.2 battery life drain and performance being tested across 9 different iPhone models.

Here’s an iOS 15.0.2 battery life drain test conducted on the iPhone 13, 11, SE 2, XR, 8, 7, 6s and more.

The iPhone 13 Pro Max destroys the Samsung Galaxy S21 Ultra in this comprehensive battery test. Check out the action on video, right here.

Latest battery life drain test compares the iPhone 13 Pro Max / Pro / 13 / mini with the iPhone 12, 11, and SE. Check it out right here.

Check out this iOS 15 battery life drain comparison done on the iPhone 11, XR, 8, SE and more devices that you need to know about.

Here’s how to fix bad iOS 15 battery life drain issues and huge percentage problems with your iPhone, iPad, or iPod touch devices.

The iPhone 13 battery life improvements are insane when streaming a video. Here are all the details on this.

iPhone 13 lineup starts at 128GB and gets an improved battery life over the iPhone 12. Here is everything you need to know about this.

iOS 11 battery life drain percentage now seems to be on par with iOS 10, at least that is how it is on the devices we have iOS 11 betas installed.

How does the battery life and performance compare on iOS 9.3.1 vs iOS 9.2.1 running on an iPhone 6s? Check out this video to find out.

Facebook mobile app is known to burn through iPhone and Android devices’ battery life. As it turns out, using the service in a web browser like Safari or Chrome can save 15-percent battery on your iPhone and up to 20-percent on your Android phone.

Battery retention is an essential consideration to make when deciding which smartphone to buy. While juice-o-meter gradually loses strength over a period of time, we tend, also, to lose our patience, and there is perhaps nothing more irritating than realizing you’re out of battery, when you thought you had at least ten percent! Still, such is the culture of this digital age, there’s an app for that, and while there are perhaps more battery utilities out there than device units sold, it’s a field that just continues to grow. Battery by Iurie Iurceac wades into the densely-populated field with a very interesting entry, and as well as swamping you in a frenzy of statistical data, also helps you learn how best to take care of your battery.