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Usually, no: routinely closing Android apps from the Recents screen is not a reliable way to save battery. An app that is merely cached for a quick return is different from one actively doing work in the background, such as using the network or holding a wake lock. If a particular app seems to be draining power, investigate that app rather than clearing every app as a habit.
What happens when you leave an app open?
When you switch away from an app, Android may keep its process cached so it can return to it quickly. A cached process is not the same as an app actively running battery-intensive work. Android manages these processes and can end cached ones when it needs memory; users generally do not need to close them to make room.
Battery use depends on what an app is doing, not simply whether its card appears in Recents. Background tasks can consume power, but an idle cached process alone does not show that such work is happening.
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Swiping an app’s card from Recents dismisses it from that view, but it should not be treated as a universal battery-saving command. Android’s system guidance focuses on reducing unnecessary background activity, including avoidable wake locks and network use, and batching network work. Suitable work that can wait may be scheduled with WorkManager.
#1 Best Overall
- Please note, this device does not support E-SIM; This 4G model is compatible with all GSM networks worldwide outside of the U.S. In the US, ONLY compatible with T-Mobile and their MVNO's (Metro and Standup). It will NOT work with other CDMA carriers, and it is also not compatible with their MVNO (Visible, Xfinity Mobile, US Mobile, Cricket Wireless, etc).
- Compatibility with certain third-party devices and accessibility accessories, including some hearing aids, may vary depending on manufacturer support, Bluetooth protocols, software compatibility, and regional firmware limitations. For additional hearing aid compatibility information, please refer to Samsung’s official support documentation.
- Camera: 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF | 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF | 2 MP, f/2.4, (macro). Battery: 5000 mAh, non-removable | A power adapter is NOT included.
Repeatedly clearing ordinary apps is therefore not a useful default battery ritual. There is no established, universal battery-saving amount from doing so, and the result can vary with the app, Android version, device state, and manufacturer behavior.
How the different ways to stop an app compare
| Action or state | What it means | When it is relevant |
|---|---|---|
| Leave an app cached | Android may keep its process available for efficient switching and can end it when resources are needed. | Normal use; a cached process by itself is not proof of active battery drain. |
| Swipe its card from Recents | Dismisses the app from the Recents view; do not assume this is equivalent to every system-level stop control. | When you want to dismiss the card, not as a routine battery fix. |
| Stop an app through system settings | An explicit system control to stop the app; its effects differ from merely dismissing a Recents card. | When troubleshooting a particular app, using the controls available on your device. |
| Stop an ongoing foreground-service app with Task Manager | On Android 13 and later, a notification-drawer Task Manager workflow can stop apps with ongoing foreground services. | When an app has an ongoing foreground service and you want to stop it using this specific control. |
What to do if one app is using too much battery
- Open your phone’s battery-use screen and look for an app with unusually high use. The exact menu path and available details vary by Android version and manufacturer.
- Check that app’s background or battery settings on your device, then use the available controls if its activity is not needed.
- If the app has an ongoing foreground service and your device runs Android 13 or later, consider the Task Manager option in the notification drawer. This is a targeted stop control, not a reason to clear all Recents cards.
Android’s power limits can depend on the app’s state, the device’s state, and its standby bucket. Doze, charging, OS release, and manufacturer policies can also affect what happens, so the settings and results are not identical on every phone.
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- YOUR CONTENT, SUPER SMOOTH: The ultra-clear 6.7" FHD+ Super AMOLED display of Galaxy A17 5G helps bring your content to life, whether you're scrolling through recipes or video chatting with loved ones.¹
- LIVE FAST. CHARGE FASTER: Focus more on the moment and less on your battery percentage with Galaxy A17 5G. Super Fast Charging powers up your battery so you can get back to life sooner.²
- MEMORIES MADE PICTURE PERFECT: Capture every angle in stunning clarity, from wide family photos to close-ups of friends, with the triple-lens camera on Galaxy A17 5G.
- NEED MORE STORAGE? WE HAVE YOU COVERED: With an improved 2TB of expandable storage, Galaxy A17 5G makes it easy to keep cherished photos, videos and important files readily accessible whenever you need them.³
- BUILT TO LAST: With an improved IP54 rating, Galaxy A17 5G is even more durable than before.⁴ It’s built to resist splashes and dust and comes with a stronger yet slimmer Gorilla Glass Victus front and Glass Fiber Reinforced Polymer back.
Why the answer can differ by app and phone
Android’s process management explains why leaving an ordinary app cached is usually not a battery problem; it does not mean every app is incapable of background activity. A misbehaving app or legitimate ongoing task may use power, and different Android releases and manufacturers can apply restrictions differently. Treat suspected drain as an app-specific issue and check the phone’s battery-use information rather than assuming every open-looking app is consuming power.
Quick Recap
Best Value
- Charger NOT Included, 6.7" Super AMOLED FHD+, 90Hz Refresh Rate, 385 ppi, 800 nits (HBM), 1080x2340px, 5000mAh Battery
- 128GB, 4GB RAM, microSDXC, Exynos 1330 (5nm), Octa-Core, Mali-G68 MP2 or Mali-G57 MC2 GPU
- Rear Camera: 50MP, f/1.8 (wide) + 5MP, f/2.2 (ultrawide) + 2MP, f/2.4 (macro), LED flash, panorama, HDR; Front Camera: 13MP, f/2.0, Android 14, up to 6 major Android upgrades, One UI 6.1
- 3G: HSDPA 850/900/1700(AWS)/1900/2100; 4G LTE: 1/2/3/4/5/7/12/13/14/20/25/26/28/29/30/38/39/40/41/48/66/71, 5G: 2/5/25/41/66/71/77/78 SA/NSA/Sub6/mmWave - Nano-SIM + eSIM
- US Model – Global Connectivity – Compatible with Most GSM Carriers like T-Mobile, AT&T, MetroPCS, etc. Will Also work with CDMA Carriers Such as Verizon, Straight Talk.
Rank #4
- YOUR CONTENT, SUPER SMOOTH: The ultra-clear 6.7" FHD+ Super AMOLED display of Galaxy A17 5G helps bring your content to life, whether you're scrolling through recipes or video chatting with loved ones.¹
- LIVE FAST. CHARGE FASTER: Focus more on the moment and less on your battery percentage with Galaxy A17 5G. Super Fast Charging powers up your battery so you can get back to life sooner.²
- MEMORIES MADE PICTURE PERFECT: Capture every angle in stunning clarity, from wide family photos to close-ups of friends, with the triple-lens camera on Galaxy A17 5G.
- NEED MORE STORAGE? WE HAVE YOU COVERED: With an improved 2TB of expandable storage, Galaxy A17 5G makes it easy to keep cherished photos, videos and important files readily accessible whenever you need them.³
- BUILT TO LAST: With an improved IP54 rating, Galaxy A17 5G is even more durable than before.⁴ It’s built to resist splashes and dust and comes with a stronger yet slimmer Gorilla Glass Victus front and Glass Fiber Reinforced Polymer back.
Rank #3
- Carrier: This phone is locked to Tracfone, which means this device can only be used on the Tracfone wireless network. Tracfone plan required, activating is easy, just 3 steps.
- DISPLAY: Immersive viewing on a 6.7-inch super-bright 120Hz display with powerful stereo speakers and Bass Boost for cinematic entertainment.
- CAMERA SYSTEM: Advanced 50MP Quad Pixel camera captures sharp, detailed photos and videos in any lighting condition
- PERFORMANCE: Lightning-fast 5G connectivity paired with a powerful processor and RAM Boost for smooth multitasking.
- BATTERY LIFE: Long-lasting 5000mAh battery with TurboPower charging technology delivers hours of power in minutes.
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