How to make my iPhone charge last longer?

Obviously you can turn brightness down and stuff, but are there any tricks that work to keep it lasting loner?

Turn off Wi-Fi and 3G if your not using Internet.

Turn off all the open programmes, by pressing the middle button twice, and minus -ing all the programmes. You can also turn off mobile data, and Wi-Fi, which saves a lot.

Make Brightness Lower And Close Running Apps.

Delete programs running in multitasking, turn brightness down, turn off things you don't use, and charge it over night with out using it

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