I’ve been using Latedroid’s Juice Defender for a couple of weeks now and the improvement in battery life is really quite impressive, especially now that I’ve tweaked a number of the more advanced settings.

I’ve set it so that my device connects to the network every 30 minutes for 1 minute at a time and allows things like Facebook, Twitter and email to sync. I’ve also set it to favour wifi so if a preferred network is available it won’t waste time connecting to 3G first.

Before installing Juice Defender I was getting about 14 hours out of my battery before needing a charge. Now I get anywhere up to this:

Note: I’m using the ‘Plus’ version which is about £2