Battery Life Maximizing Tips - What You Said

Maximizing Mobile Device Battery Life: Tips from Our Readers
We recently requested our audience to contribute their most effective strategies for prolonging battery life on their mobile devices. This article presents a compilation of those valuable insights.
Image courtesy of Nathan W. Pyle.
Reducing Power Consumption
A fundamental and easily implemented technique involves disabling the most energy-intensive features of your device. Chris shared the following approach:
I consistently maintain the lowest possible screen brightness and postpone charging until the battery is critically low.
The rationale behind delaying charging stems from the fact that batteries possess a limited number of charge cycles before their performance begins to diminish. While older Nickel-Cadmium batteries were susceptible to 'battery memory' effects, they still had a finite lifespan.
Modern Lithium-Ion batteries have overcome the memory issue, but they too are subject to a defined life cycle. Although noticeable degradation requires a substantial number of cycles, and complete replacement is often further down the line, mindful charging habits can contribute to extending battery longevity.
Utilizing Quick Toggles
John Weiss employs rapid toggles to deactivate power-hungry components on his smartphone:
I utilize toggle icons to disable my 3G network, Wi-Fi connection, and GPS. These features are activated only when needed, and subsequently deactivated upon completion.
These settings are often located within system menus, making dedicated quick-access widgets available in app stores a convenient solution. Frequently, cellular connectivity is required, but Wi-Fi and GPS are not—disabling these two features can yield significant battery savings.
Considering Battery Upgrades
Michael opts for a more direct approach, choosing to upgrade his battery:
Instead of adjusting settings and compromising functionality, I purchased a third-party battery. These are typically priced under $20, and some offer double the capacity of the original battery.
This represents a viable solution, particularly as many contemporary electronic devices are equipped with reasonably efficient batteries. If a cost-effective upgrade to a higher capacity battery is available, it can be a worthwhile investment.

Advanced Power Management with Tasker
Xaviant takes a more sophisticated approach, leveraging the Tasker application to automate connectivity management:
For my laptop, I’ve created a custom power profile that balances performance and efficiency. When running on battery power, it limits the processor to approximately 80%, automatically dims the display after one minute of inactivity, enables sleep mode when the lid is closed, and initiates hibernation after 30 minutes. This configuration typically provides around 9 hours of usage.
On my Android phone, Tasker automatically disables Wi-Fi and Bluetooth after 10 minutes of inactivity, and also deactivates them during sleep hours. I generally keep GPS turned off, as I rarely utilize it. This results in approximately 18 hours of battery life before requiring a recharge. Additionally, I have a Duracell universal backup battery for extended gaming sessions.
My iPod Touch is consistently set to airplane mode when not connected to a dock. With this setting, it can operate for approximately three days on a single charge while playing music.