Wattz

A real time battery power consumption and charging indicator in your status bar

AppID:	dubrowgn.wattz
Author:	Dustin Brown
License:	MIT
Donation:
InRepoSince:	2022-09-18
LastRepoUpdate:	2025-08-10
LastAppUpdate:	Unknown
LastVersion:	1.20
Categories:	System
APK source:	Github
Google Play:	Check if it's there

Wattz is a simple battery indicator. It shows one of several real time battery metrics right in your status bar. Open the app to see detailed battery metrics and and edit your settings.

Notification permissions are required to show the indicator in the status bar. Please open the app once to automatically start the indicator service.

This app respects your privacy!
• No unnecessary permissions
• No ads
• No collection of user data of any kind
• No sharing data with third parties

Detailed battery metrics include:
• Power (watts)
• Current (amps)
• Voltage (volts)
• Energy Level (watt-hours and amp-hours)
• Temperature (celsius)
• Charge Level (percent)
• Is Charging (yes/no)
• Charging Since (date/time)
• Time to Full Charge (duration)

WhatsNew:

• Add Spanish language translations (contributed by frdarko)

Hint: This app is available in both, F-Droid Main and IzzyOnDroid repos.

Download Source Issues

While you can download the APKs here directly, you should preferably use an F-Droid client so the app stays up-to-date on your device.

Packages

Version 1.20 (2025-08-10)

Android Versions:

Target: 14.0
MinVer: 9.0

Signing Blocks

Permissions:

Malware-Check:Passed

10 Libraries detected:

Libraries:

Android Support v4 (Development Framework)
The Android Support Library is not actually a single library, but rather a collection of libraries that can roughly be divided into two groups: compatibility and component libraries. For details, please see Understanding the Android Support Library.
AndroidX Activity (Utility)
provides the base Activity subclass and the relevant hooks to build a composable structure on top.
Android Jetpack Annotations (Utility)
library that contains the annotations for Android Jetpack.
AppCompat (Utility)
support newer Android features on older Android versions.
Constraint Layout Library (Utility)
library to reduce the number of nested views needed.
Androidx Core (Utility)
a static library that you can add to your Android application in order to use APIs that are either not available for older platform versions or utility APIs that aren't a part of the framework APIs.
AndroidX Fragment (UI Component)
AndroidX library to encapsulate part of the user interface or behavior into reusable components.
Lifecycle (Utility)
perform actions in response to a change in the lifecycle status of another component, such as activities and fragments.
Android Activity Saved State (Utility)
provides the base Activity subclass and the relevant hooks to build a composable structure on top.
Android Jetpack VersionedParcelable (Utility)
Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely.

Payment Modules:

None found
Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely.

Ads & Analytics:

None found
Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely.

Download (684 k)

Version 1.19 (2024-07-03)

Android Versions:

Target: 14.0
MinVer: 9.0

Signing Blocks

Permissions:

Malware-Check:Passed

10 Libraries detected:

Libraries:

Android Support v4 (Development Framework)
The Android Support Library is not actually a single library, but rather a collection of libraries that can roughly be divided into two groups: compatibility and component libraries. For details, please see Understanding the Android Support Library.
AndroidX Activity (Utility)
provides the base Activity subclass and the relevant hooks to build a composable structure on top.
Android Jetpack Annotations (Utility)
library that contains the annotations for Android Jetpack.
AppCompat (Utility)
support newer Android features on older Android versions.
Constraint Layout Library (Utility)
library to reduce the number of nested views needed.
Androidx Core (Utility)
a static library that you can add to your Android application in order to use APIs that are either not available for older platform versions or utility APIs that aren't a part of the framework APIs.
AndroidX Fragment (UI Component)
AndroidX library to encapsulate part of the user interface or behavior into reusable components.
Lifecycle (Utility)
perform actions in response to a change in the lifecycle status of another component, such as activities and fragments.
Android Activity Saved State (Utility)
provides the base Activity subclass and the relevant hooks to build a composable structure on top.
Android Jetpack VersionedParcelable (Utility)
Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely.

Payment Modules:

None found
Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely.

Ads & Analytics:

None found
Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely.

Download (680 k)

Wattz

Packages

Version 1.20 (2025-08-10)

Android Versions:

Signing Blocks

Permissions:

Features:

Malware-Check:Passed

10 Libraries detected:

Version 1.19 (2024-07-03)

Android Versions:

Signing Blocks

Permissions:

Features:

Malware-Check:Passed

10 Libraries detected:

Version 1.18 (2024-02-24)

Android Versions:

Signing Blocks

Permissions:

Features:

Malware-Check:Passed