We all know iPhone is the most popular smartphone in the today’s digital technology, but you should know that iPhone is also one of the most secretive smartphone. iPhone has so many hidden features that would be more than enough to amaze you, but only if you able to access them.

Smartphone manufacturers and iOS developers tend to keep these features away from the common users. But you can unlock those hidden features and options with some simple key combinations (codes).

You can use these codes to get the information about your iPhone hardware, system, enhance voice quality and much more.

Here at GIZEST, we revealed the top and best iPhone Secret Codes that you need to know.

These codes are universal and work well on all iPhones. To enter these codes just bring up your phone dialer keypad and enter the appropriate code.

Now Let’s dig in.

CODE FUNCTION
*#06# Displays your iPhone IMEI
*3001#12345#* Field Test mode which contains all of iPhone inner settings, cell information and newest network.
 *3282# It will let you know about use of information info.
*#67# It enable iPhone Busy Call Forwarding
*646# Display your Postpaid available minutes
*225# Check your current Postpaid bill’ balance
 *777# Check your Prepaid Account balance
 *#31# Choose whether to hide your number
 *#5005*7672# Check SMS center
 *#33# Check call control bars
 *3370# EFR mode Enhanced Full Rate improves your iPhone voice quality (but it will slightly reduce battery life)
 *#76# Check connecting line presentation
 *#21# Check call forwarding status
 *#61# Check Number Of Missed calls
 *#62# Verifies the number for forwarding calls only if no service is available
 *331* Barring code # Outgoing calls abroad to block the lock code to inquire about her please contact your network operator
 *43# Activate waiting
 #43# Deactivate call waiting
 *#43# Check call waiting status

Read Related Post: 45 Hidden Android Secret Codes That You Should Know

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