Palindrome Checker – Check if a Word Is a Palindrome
Free palindrome checker. Find out instantly if a word, number or sentence reads the same forwards and backwards, like racecar or 12321.
Palindrome checker – Free Online Tool
Our free Palindrome Checker tells you instantly whether a word, phrase or number reads the same forwards and backwards.
What is Palindrome checker?
A palindrome is a word, number or sentence that is identical when reversed — for example “level”, “racecar”, “12321” or “A man, a plan, a canal: Panama” (ignoring spaces and punctuation).
Palindromes are popular in word games, puzzles and programming exercises.
How to use the Palindrome checker
- Enter a word, number or sentence.
- Click check.
- See whether it is a palindrome.
Common use cases
- Word games and puzzles
- Teaching and homework
- Testing coding interview solutions
- Fun with dates like 22-02-2022
Frequently asked questions
Are spaces and punctuation ignored?
For sentences, palindromes are usually judged ignoring spaces, punctuation and capital letters.
What is the longest palindrome word in English?
“Tattarrattat”, coined by James Joyce, is often cited.
Can numbers be palindromes?
Yes, for example 121 or 9009.
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