There are many cool hacks and tricks for the iPhone that can help you get the most out of your device. Here are a few examples:

Customizing the home screen: You can use the Shortcuts app to create custom icons for your apps, which can make your home screen look more personalized.
Using the back tap feature: This feature allows you to double-tap or triple-tap the back of your iPhone to trigger certain actions, such as taking a screenshot or launching an app.
Using the hidden magnifying glass feature: Hold your iPhone up to an object and press the home button three times to activate the built-in magnifying glass feature. This can be helpful for reading small text or seeing details up close.
Using Siri to control your smart home devices: You can use Siri to control your smart home devices, such as turning off the lights or adjusting the thermostat.
Customizing the Control Center: You can customize the Control Center to add the shortcuts of the apps you use most frequently
Using the battery percentage: You can enable the battery percentage on your iPhone, which will show you the exact percentage of battery power remaining.
Using the hidden developer options: You can access hidden developer options on your iPhone by going to Settings > General > Developer and you’ll be able to find many new settings and options that aren’t normally visible to regular users.
Saving storage space: You can use the Optimize Storage feature in the Photos app to save storage space on your iPhone.
These are just a few examples, but there are many other hacks and tricks that you can use to get the most out of your iPhone.