Apple provides a lot of stock buttons and icons (you should use these) but you will need logos, graphics and maybe audio assets. You need to sketch out each display and map out the interaction of each button. What are the app’s theme and strategy going to be like? Is it a happy, friendly app, or a stark and efficient business tool? Decide on your marketing strategy, and ensure that the app style matches your strategy up front. Decide what features are in, and what are out, before you start. Beware of feature creep (putting in too many new ideas) as you go. Agree on all the features that the app is going to include.

Write down a single sentence that describes what the app does. The Music app plays music from iTunes Match (or synced with iTunes). What is the app ultimately designed to do? Keep it as simple and to the point as possible, The Camera app takes photos, enables simple edits, and shares them. While there isn’t any set way to build a plan for the app, here are some things you (and any other people involved) should put in writing:

Have a plan before you create your app or gameīefore you dive into any app development, it’s important to plan out the app.

Make your own phone app