Das inoffizielle Android-System-Handbuch (Professional Series)
Feob Mini Power Bank 5200 mAh for iPhone 16/15 Series, PD Quick Charge Power Bank, USB C External Battery with LCD Display, Compatible with iPhone 16/15 Plus Pro Max, Samsung S24/S23, USB C Android
Power Bank 10000mAh Power Bank 15W Compact Portable Charger with USB Input (USB C) White
Small Portable Charger for iPhone, 10000mAh USB C Power Bank with Built-in Cables for Travel, Fast Charging Battery, Compatible with iPhone Series, Samsung, Android Phones, iPad and More
20000 mAh Power Bank with Integrated Cable: 35 W Fast Charging External Battery for Mobile Phone, USB C (Input & Output) Battery Pack, Power Bank with 4 Outputs & 2 Inputs 20000 mAh Power Bank
Key Finder, Smart Air Tracker Tag Compatible with Apple Where is? App (iOS Only, Not Android), Key Finder for Keys, Luggage, Suitcase, Wallet, Replaceable Battery, IP67 Waterproof, 2 Pieces
Keychain Portable Charger 1600 mAh - Ultra Compact Power Bank with Quick Charge for Android Phones, Emergency Pod Battery with USB-C and Keychain for Charging on the Go
Kuulaa Portable Charger USB C Power Bank 4500mAh Small Portable Mobile Phone Charger Android Compact Plug in Battery Pack Portable Compatible with iPhone 15, Samsung Galaxy, Moto, LG, Pixel Blue
5V 2A Heated Vest Battery, 10000 mAh Power Bank, Heating Vest Replacement Battery with USB-C Charging Cable, Battery Mobile Phone Charger for iPhone, Android
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
2025-03-02
- 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 20
3 Vorstellung 3/2018; XDA; like Greenify, but more: freeze, isolate (sandbox) apps, clone (for parallel usage), hide … - Hibernator: Force Stop Apps (4.4@52,341) Ǥ 14 2
- [ROOT] HEBF Battery Saver & Android Toolbox (4.4@5,817) Ǥ 29 4 LastUpdate: 2021-09-15 Github
- Hibernation Manager (4.3@48,919) Ǥ 14
LastUpdate: 2017-07-20 - Servicely to control your phone (4.1@5,967) Ǥ 8 1 LastUpdate: 2019-11-29 requires root
- Shelter (3.8@1,870) 12
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 | Hibernate Unused Apps (3.8@9) 5 LastUpdate: 2022-07-17 Github; enable aggressive Doze mode and more
- Greenify (3.3@322,618) Ǥ 30 3 / Greenify (Donation Package) (3.8@22,862; ~EUR 3.00) Ǥ 2 LastUpdate: 2013-12-31 Tutorial 7/2016 | 12/2016; Android.SE
- Doze Battery Saver (1@330) Ǥ 4 2 LastUpdate: 2016-07-05 root required
- FreezeYou! (0@0) 20
LastUpdate: 2022-06-05 Github; (un)freeze apps automatically, e.g. on display on/off, lauch/end, etc. - EnforceDoze (0@0) 17 Github
- DeepSleep (0@0) 6
LastUpdate: 2022-07-03 Github; simplified version of Amplify for Android 7+ - Insular (0@0) 18 Github; FOSS variant of Island
- Greentooth (0@0; ~EUR 1.75) 6 LastUpdate: 2021-03-11 GitLab; Automatic Bluetooth disabler
- SaverTuner (0@0) 2 Codeberg; configure Android's built-in battery saver
- SuperFreezZ App stopper (0@0) 5 LastUpdate: 2023-04-17 GitLab; XDA Intro 7/2019
Scheduler as Battery Savers
2025-03-02
- Battery Saver (4.4@39) 14 LastUpdate: 2015-08-31
Data Stutterer
2025-03-02
- 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 LastUpdate: 2018-09-21 Github
- iPulse - Connection manager (3@330) 4 LastUpdate: 2016-03-30
- Step-by-Step: Maximize battery by toggling Sync with Tasker
Manual switches to save juice
2025-03-02
- 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
2025-03-02
- Any Screen Timeout (4.5@269) Ǥ 7 2 / Any Screen Timeout Plus (4.3@52; ~EUR 1.25) 1
- Screen Timeout (4.4@2,359) 3 3 LastUpdate: 2018-05-30
Other Battery Savers
2025-03-02
- 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
- WiFi Location Toggle (3.9@53) 9 LastUpdate: 2013-04-14
- DrainGuard TRIAL (3.2@49) 9 LastUpdate: 2012-12-30 monitors usage and alarms you in case of "jumps"
Further Readings:
- Category Automation (Profile Switching and more))
- Category Battery Helpers
- Category WiFi Automatisation
- How to Save Your Smartphone Battery (device specific index)
- Android: Akkulaufzeit effektiv verlängern (generic hints)
- 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 - 1/2023)
- Best Android Battery Saver App (1/2019 - 7/2023)
- Akkulaufzeit im Smartphone Verlängern: die besten Tipps (1/2019)
- 14 Proven and Tested Tips to Extend Battery Life on Android (12/2018 - 10/2023)
- 17 Tips & Tricks to improve your Android Phone’s battery life (7/2017)
2025-03-19