charging power

Contains adsIn-app purchases
3.3
1.24K reviews
100K+
Downloads
Content rating
Everyone
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About this app

Now you can know the charging speed, volts, amps, battery temperature and monitor it all in the graph
Is your device charging fast or not?
Is your adaptor fast?
Is your charging cable high quality or not?
The charging speed of the device depends on.
- The charging speed of the device's battery.
- The output of the adapter.
- The USB charger cable.
Updated on
Oct 17, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

Ratings and reviews

3.3
1.22K reviews
Amanda Fox
April 17, 2023
I don't know what this app thinks it's measuring, but I tried out three different charging boxes with it one that was half an amp, one that was one amp, and one that was 2.0 amps, with the same cord, and every time you pulled out the charger and plugged it back into my phone with even the same charger, I got vastly different numbers, and it even measured the half a nap charger as charging faster than my 2.0 amp charger as well. I don't think this app is measuring anything.
45 people found this review helpful
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Ahmed Nagy
April 17, 2023
This program measures the actual battery charge, which means the remaining electricity from using the phone. The best way to measure the charger is to close all programs and close Wi-Fi and mobile data to reduce electricity consumption.
vivek dixit
October 3, 2025
accurate reading, always helpful to identify compatible chargers
4 people found this review helpful
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Kevin Donnelly
February 28, 2024
Inconsistent values across known-good charge tools. My trusted Anker readout shows 45w using a 45w-rated cable. This tool shows 15-16 watts on the same tools. It's doing the maths wrong.
5 people found this review helpful
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Ahmed Nagy
February 28, 2024
The program measures the battery charge, and the battery charges at different speeds depending on the percentage of its fullness. From zero, the charging speed is high and decreases as we get closer to 100%. Taking into account the energy consumed by the phone, the 4G Wi-Fi screen reduces the charging speed