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Excel LOWER function

doc fixed function 1


The LEN function converts all letters in a text string to lowercase. For example, =LOWER("APPle") converts the text "APPLe" to lowercase and returns "apple".

Syntax and arguments

Formula syntax



  • Text: Required, the text string you want to convert to lowercase.

Return Value

The LOWER function returns to all of text in lowercase.


The LOWER function does not affect the characters which are not letters, such as numbers, punctuations.

Usage and Examples

Result Formula
KUTOOLS kutools =LOWER(C3)
Ms Excel ms excel =LOWER(C4)
ID-123 id-123 =LOWER(C5)
1,2,3 1,2,3 =LOWER(C6)

Download sample


Relative Functions:

  • Excel DOLLAR Function
    The CHAR function is used to convert a number to text in the currency formatting, with the decimals rounded to the given number of decimal places.

  • Excel FIND Function
    The FIND function is used to find a string within another string, and returns the starting position of the string inside another one.

  • Excel LEFT Function
    The LEFT function extracts the given number of characters from the left side of a supplied string .

  • Excel LEN Function
    The LEN function is used to count the number of characters in a text string.

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