How do you usually persist data on iOS?

You can usually persist data on iOS are:

• UserDefaults - UserDefaults is a great way to save a small amount of data.
• Property List - Property lists are another great way to store our data.
• SQLite - SQLite is a lightweight embedded relational database.
• Keychain - It is used to save highly sensitive and secure data like passwords and secret codes.
• Saving Files - It directly saves all types of files to the file system.
• CoreData - It allows applications to persist data of any form and retrieve it.