iPhones have many hidden features in apps that have become very useful.

Here are five useful and hidden iOS features on iPhone phones:

1- Set a timer to stop auto-playing music and podcasts:

Many people listen to different audio clips before going to sleep, and the audio clip continues to play even after sleeping, but on iPhone, users can set a timer to automatically stop the audio clip after a certain period of time.

If you want to listen to Quran, music, or podcasts from the Apple Music or Apple Podcasts apps before you go to sleep, use the Clock app to set a timer to stop the audio from playing automatically by following these steps:

1. Go to the Clock app and select the Timer tab at the bottom of the screen.
2. Set the timer for how long you want.
3. Click on the (When Timer Ends) option, scroll down the list and click on (Stop Playing). Stop playing Then click the button was set up.
4. Click the start button and start listening to your favorite audio clips, the clock will automatically pause the audio when the timer runs out.

2- Use the Delete hidden number key in the calculator:

The calculator on the iPhone doesn’t have a button to remove incorrect numbers when writing a math problem, but there is a hidden method you can use, which is as follows:

1. Open the calculator app on your iPhone and enter some numbers.
2. Using your finger, swipe left or right on the numbers you entered to remove the last number.
3. With each swipe, the app erases a number from the end.

3- Set custom alerts for iPhone charging:

By default, you’ll receive an alert when the iPhone battery’s charge percentage reaches 20%, however, you can set a custom alert to remind you to charge when the battery’s charge percentage reaches a percentage you choose.

You can do this using the automation feature in the Shortcuts app by following these steps:

1. Go to Shortcuts app and then click on (Automation) option. Automation At the bottom of the screen.
2. If this is the first time you are using the automation feature, click on the (Create personal automation) option Create personalized automation.
3. Scroll down and select (Battery Status) Battery status.
4. Select the charge level you want to be notified when the battery is reached.
5. Click on (Next) button next Top right corner.
6. Scroll down and then select (Notifications). Notifications, Then select (Show notifications) Show notifications.
7. Enter the next notification text (show notification) Show notification.
8. Click on (Next) button next, Then click Done.

4- Click on the back of the iPhone to activate a specific feature:

iPhones running iOS 14 or any newer version support a feature called (Back Tap), which lets you perform certain actions by double-clicking or triple-clicking the back of the iPhone.

You can use this feature to quickly launch a particular application you use most on the phone or to quickly perform computer tasks; Take a screenshot, lock your phone, enable silent mode, change the volume and more. This feature works perfectly with shortcut app autoruns and you can use it to activate accessibility features: assistive touch, voiceover, zoom, etc.

To enable this feature on iPhone; You can follow these steps:

• Go to Settings on your iPhone.
• Click on Accessibility option.
• Click on (Touch) option.
• Scroll down until you reach the (Back Tap) option and tap on it.
• You will see two options (double click) double back, or (triple click) triple back, press the appropriate option from them to perform certain tasks while pressing on the back of the phone.
• Once you click on an option, you will see a list of tasks that you can customize. Select the action you want to run from this list.

5- Measurement of straightness of different materials:

There is an app on the iPhone Measure It helps to measure the distance between two objects. This app also has a feature (status). condition It determines whether an object is perfectly straight or flat. This feature is useful when hanging a painting on the wall in your home, as you can use it to ensure that the painting is properly held.

To use this feature, follow these steps:

1. Open the Measurements app on iPhone and tap an option condition.
2. To check the degree of tilt, hold your iPhone against your body.