Download Ampere APK – Latest Version

Did you ever felt, that one Charger/USB cable set expenses your gadget actually quick and the opposite not? Now, you possibly can show this with Ampere.

Measure the charging and discharging present of your battery.

PRO options:
– Widgets
– Notification
– Alerts on gadget
– Alerts on Android Put on

Not each gadget is supported as a result of there are units which lacks an applicable measurement chip (or the interface) and so they can’t be supported in any respect. Please learn the listing of not supported telephones on the finish of the outline.

The app just isn’t meant to be mA correct. It is just good for consider which Charger/USB cable combo is working one of the best for you on the identical gadget.


Please learn additionally the FAQ:


Begin the app and wait ca. 10 seconds (“measuring” is on the show). After this time, the charging or discharging present will likely be proven.

The present is determined by many issues:
– Charger (USB/AC/Wi-fi)
– USB cable
– Telephone sort
– Present duties operating
– Show brightness
– WiFi state
– GPS state

Please do not use the readings on this app as concrete science. Nonetheless, the readings are ok to comparatively measure how varied chargers and USB cables truthful on the identical gadget.

If the app reveals 0mA on a regular basis, please use the settings choice “Outdated measurement technique”. You’ll be able to drive the app with it to make use of the outdated measurement interface, if the Lollipop gadget has at the least one.

Sadly some Samsung units do not give right (measured) values (e.g.: S5), simply the utmost potential charging present with the precise USB cable/charger configuration. It is a firmware drawback.


Background information: The app measures the charging/discharging present of the battery. In case your cellphone just isn’t linked to a charger, you see the discharging present which is unfavourable. For those who join a charger then the present what the charger offers will likely be used to provide your cellphone and the remaining energy will likely be charged into the battery.

In case your cellphone consumes 300 mA with no charger linked (-300mA on the show), then a 500 mA charger will cost your battery most with 200 mA present (200mA on show).


Technical information: The displayed present is a mean worth from 50 measurements minus the ten higher values and the ten decrease values. The displayed present will be shaky or unstable and even zero which implies, that the Android system supplies unstable values. Each firm makes use of totally different battery varieties and different {hardware} making it troublesome to get correct outcomes about your charger.


LiPo batteries do not draw the utmost for the total time it takes to cost the cellphone. In case your battery is charged nearly full then the charging present will likely be a lot much less as by decrease battery ranges.

– A graph explaining LiPo cost phases: material/ion1.jpg
– Dave’s (EEVBlog) LiPo Charging Tutorial:


Telephones/ROMS appropriate solely with “Outdated measurement technique” switched on and chosen the precise “Measurement interface”:
➤ HTC One M7 / M8
➤ LG G3

Telephones/ROMS reported to be not working with this app:
➤ Galaxy Grand Prime – fortuna3gdtv
➤ Galaxy Note2 – t03g, t03gchn, t03gchnduos, t03gcmcc, t03gctc, t03gcuduos
➤ Galaxy S3 – d2att, d2spr, d2vmu
➤ Galaxy Tab4 7.0 – degas3g
➤ HTC Need 510 – htc_a11ul8x26
➤ HTC One S (ville), X (endeavoru), XL (evita)
➤ HTC Sensation 4G – pyramid

Please don’t give improper score, in case your cellphone is among the above. Not the app is improper, however your cellphone doesn’t help this sort of measurement but.

If the app does not work in your gadget with pre-Lollipop Android model, then please learn the primary and the second posts on this XDA developer discussion board thread: . Please publish your drawback with screenshots within the XDA thread.

Please learn additionally the FAQ:

Download Now


DevanCole is a Interreviewed U.S. News Reporter based in London. His focus is on U.S. politics and the environment. He has covered climate change extensively, as well as healthcare and crime. DevanCole joined Interreviewed in 2023 from the Daily Express and previously worked for Chemist and Druggist and the Jewish Chronicle. He is a graduate of Cambridge University. Languages: English. You can get in touch with me by emailing:

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