Sometimes moving between apps takes too long. Here’s a quick tip to save you a bit of time in your day.
3D Touch to launch the App Switcher
1) Open the two apps you need to switch between quickly.
2) Use the app of choice until you need to switch.
3) Press into the left side of the iPhone until you see this.
4) Swipe over to go into the second most recent app used in your app switcher.
4) Hold down again and launch the App Switcher.
5) Tap into your App of choice.
6) Continue your day as normal!