Ampere Battery Check utilise the only available methods currently to get the charging information for your iOS device and provides you with precise results.
You can see which charger and charging wire is actually the best for charging your device by comparing the charging scores.
Please make sure that you read the test instructions before testing.
Get a remaining usage times on your battery charge for most of the standard activities like web browsing, call time, etc.
If you want to find out how long will your favorite game or other activity or app last on the remainings of your battery charge, you can measure it once and then just refer to the dynamic usage list.
Using this app you can measure the effeciency of the wireless chargers as well. Any chargers.