IPhone development threshold

1. You must have a Mac computer (because the iPhone app uses the built-in xcode development tool on the Mac platform). You can also set up a development environment in windows;

2. download and install the iPhone SDK;

3. Familiar with C language;

4. Learn objective-C language and cocoa;

5. You also need to learn to use the xcode development environment;

6. Then, you need to pay for the developer permission to register with Apple. The basic account is $99;

7. To ensure that your app is correctly executed on a real device, you must also buy an iPhone, iPad, or iPod Touch;

8. Finally, submit the app to Apple for review. After the application is approved, it will be displayed on the iTunes store.