Battery Savers

This category shall be for apps to help you prolonging your battery runtime.

At Google Play, there are plenty of apps promising exactly that. Many promises are "empty" ones, and I've tried to exclude those "fakes". The remaining list still would be quite long, so I hope I've made the right selection …

Battery Savers working automatically in the background

2023-05-18

[4.1+][Alpha] Power Nap for Xposed (4.9@7) 10 1 LastUpdate: 2018-05-02 XDA; Stamina for all
Naptime - the real battery saver (4.7@17) Ǥ 15 1 LastUpdate: 2021-02-18 Video Review 11/2017; Review 11/2018
Island (4.7@6) Ǥ 19 3 Vorstellung 3/2018; XDA; like Greenify, but more: freeze, isolate (sandbox) apps, clone (for parallel usage), hide …
[ROOT] HEBF Battery Saver & Android Toolbox (4.4@5,817) Ǥ 29 4 LastUpdate: 2021-09-15 Github
Hibernation Manager (4.4@518) Ǥ 14 $Contains no trackers known to us \o/$ LastUpdate: 2017-07-20
Smart Network (4.4@454) 1 LastUpdate: 2017-08-09 XDA
Servicely to control your phon (4.3@196) Ǥ 9 1 LastUpdate: 2019-11-29 requires root
Hibernator : Force Stop Apps (4.2@353) Ǥ 13 2
Deep Sleep Battery Saver (4.1@22,340) 19 1 LastUpdate: 2017-08-17 / Deep Sleep Battery Saver Pro (3.6@1,413; ~EUR 3.25) Ǥ 31 $Contains no trackers known to us \o/$ LastUpdate: 2017-08-15
Amplify - Battery Extender (4@13) Ǥ 4 $Contains no trackers known to us \o/$ LastUpdate: 2018-05-02 Github; XDA; Tasker support
Greenify (3.9@324,485) Ǥ 28 4 / Greenify (Donation Package) (4@23,054; ~EUR 3.00) Ǥ 2 $Contains no trackers known to us \o/$ LastUpdate: 2013-12-31 Tutorial 7/2016 | 12/2016; Android.SE
Shelter (3.8@1,870) 10 $Contains no trackers known to us \o/$ Github; Vorstellung 9/2018 | 1/2019; Vorstellung & Howto 7/2019; Intro 9/2019; Howto 11/2020; Anleitung 12/2020 | 3/2020-2/2021; FOSS alternative to Island
Battery Tool [Root only] (3.8@9) 5 $Contains no trackers known to us \o/$ Github; enable aggressive Doze mode and more
Doze Battery Saver (1@330) Ǥ 4 2 LastUpdate: 2016-07-05 root required
自冻 - 冻结、加速、省电 (0@0) 20 $Contains no trackers known to us \o/$ Github; (un)freeze apps automatically, e.g. on display on/off, lauch/end, etc.
DeepSleep (0@0) 5 $Contains no trackers known to us \o/$ Github; simplified version of Amplify for Android 7+
Insular (0@0) 16 $Contains no trackers known to us \o/$ Github; FOSS variant of Island
Greentooth (0@0; ~EUR 1.75) 6 $Contains no trackers known to us \o/$ LastUpdate: 2021-03-11 GitLab; Automatic Bluetooth disabler
ForceDoze (0@0) 9 $Contains no trackers known to us \o/$ LastUpdate: 2018-10-28 Github; ausführliche Vorstellung 9/2016
SaverTuner (0@0) 1 $Contains no trackers known to us \o/$ Codeberg; configure Android's built-in battery saver
SuperFreezZ App stopper (0@0) 5 $Contains no trackers known to us \o/$ GitLab; XDA Intro 7/2019

Scheduler as Battery Savers

2023-05-18

Battery Saver (4.4@39) 14 LastUpdate: 2015-08-31

Data Stutterer

2023-05-18

Battery Defender-Battery Saver (4.5@28) 22 10 LastUpdate: 2018-06-09
2 Battery - Battery Saver (4.1@115,472) Ǥ 28 7 LastUpdate: 2018-10-01
BatteryFu (3.8@1,603) 8 $Contains no trackers known to us \o/$ LastUpdate: 2018-09-21 Github
Battery Saver: ZEMB (3.7@311) Ǥ 20 2 LastUpdate: 2019-03-21
iPulse - Connection manager (3@330) 4 $Contains no trackers known to us \o/$ LastUpdate: 2016-03-30 / iPulse Pro (5@90; ~EUR 1.25) Ǥ 9 $Contains no trackers known to us \o/$ LastUpdate: 2016-03-30
Step-by-Step: Maximize battery by toggling Sync with Tasker

Manual switches to save juice

2023-05-18

Power Tune-Up (4.2@7,533) 20 LastUpdate: 2017-05-14
Battery Dr saver+a task killer (4.1@119,836) Ǥ 24 4 LastUpdate: 2016-11-30
Battery Saver - Power Saver (3.3@3,099) Ǥ 10 11 LastUpdate: 2017-12-21

Display Adjuster for Juice Saving

2023-05-18

Any Screen Timeout (4.5@26) 4 2 LastUpdate: 2020-06-16 / Any Screen Timeout Plus (4.3@8; ~EUR 1.25) 2 $Contains no trackers known to us \o/$
Screen Timeout (4.3@206) 3 3 LastUpdate: 2018-05-30
Lux Auto Brightness (3.1@8,599; ~EUR 3.00) Ǥ 15 1 LastUpdate: 2020-12-25

Other Battery Savers

2023-05-18

WiFi Location Toggle (5@54) 9 $Contains no trackers known to us \o/$ LastUpdate: 2013-04-14
PowerPro: Battery Saver - manage your battery life (4.4@213,476) Ǥ 24 13 LastUpdate: 2021-07-06
DU Battery Saver (4.1@113) 33 17 LastUpdate: 2019-03-11
[root] RadioControl (4.1@35) Ǥ 14 2 LastUpdate: 2018-02-01 Github
DrainGuard TRIAL (3.2@49) 9 LastUpdate: 2012-12-30 monitors usage and alarms you in case of "jumps"
Better Battery Saver (0@0) LastUpdate: 2016-07-23 Github; XDA

Further Readings:

Category Automation (Profile Switching and more))
Category Battery Helpers
Category WiFi Automatisation
How to Save Your Smartphone Battery (device specific index)
Do You Still Need Greenify on Android? An Evolution of Battery Management (6/2021)
How Android Doze Works to Optimize Battery (And How to Disable It) (8/2019)
How to Automate Your Android Phone for Better Battery Life (6/2019)
How to Extend Phone Battery Life (4/2019)
Best battery saver apps for Android and other ways too (4/2019 - 3/2022)
Best Android Battery Saver App (1/2019 - 5/2022)
Sparen um jeden Preis: Wie verlängerte Akkulaufzeit Smartphones dumm macht (1/2019)
5 apps to save power and stop battery drain on Android phones (which you better avoid; 6/2018)
17 Tips & Tricks to improve your Android Phone’s battery life (7/2017)
Improve battery life with Xposed, Amplify and Greenify (1/2016)
16 Tips to improve battery life on your Android phone (1/2016)
Five ways to boost your Android phone's battery life (4/2013 - 2/2016)

2023-05-28

IzzyOnDroid

Battery Savers

Battery Savers working automatically in the background

Scheduler as Battery Savers

Data Stutterer

Manual switches to save juice

Display Adjuster for Juice Saving

Other Battery Savers