Recall that the utility allows you to display the lock screen required information: current time, weather, missed events, and more. Glance Screen, the developers claim that the application helps to save battery charge, extending the battery life of the smartphone, but judging by the latest tests, the reality is somewhat different. Glance Screen still reduces the battery life of the smartphone. The research was carried out with the use of smartphones Lumia 950 and Lumia 950 XL. It was found that with an active function Glance Screen energy consumption increases from 3.6% to 6.3% of charge per hour. This means that the difference in battery life between smartphones in standby mode with active and inactive Glance Screen is 12 hours. It is worth noting that smartphones Lumia 950 Glance Screen feature doesn’t always work. Information is displayed on the screen only if the device is turned so that the display is up and, for example, on the table. So in real terms the difference will not be noticeable. But if you try to save battery life, Glance Screen off.