Text & Writing Utilities · Free tool
Palindrome Checker
Check if any word, phrase, or sentence is a palindrome. Strict and relaxed modes. Free, runs in your browser.
✓ Palindrome
Normalized: amanaplanacanalpanama
Reversed: amanaplanacanalpanama
Famous palindromes to try: "racecar", "Madam, I'm Adam", "Was it a car or a cat I saw?", "Never odd or even".
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What it does
Check whether a word, phrase, or sentence reads the same forward and backward. Default mode ignores case, spaces, and punctuation — that’s how the famous palindromes ("A man, a plan, a canal: Panama") are usually judged. Strict mode requires exact reversal.
Embed this tool on your siteShow snippetHide
Paste this snippet into any page. Loads on-demand (lazy), no tracking scripts, and sized to most dashboards. Replace the height to fit your layout.
<iframe src="https://freetoolarena.com/embed/palindrome-checker" width="100%" height="720" frameborder="0" loading="lazy" title="Palindrome Checker" style="border:1px solid #e2e8f0;border-radius:12px;max-width:720px;"></iframe>How to use it
- Type or paste your text.
- Use the default mode for word/phrase palindromes.
- Toggle strict mode if you need exact-character matching (e.g. for code or DNA sequences).
Frequently asked questions
- Famous palindromes to try
- racecar, level, kayak, 'Madam, I'm Adam', 'Was it a car or a cat I saw?', 'Never odd or even', 'Eva, can I see bees in a cave?'
- Does it count numbers?
- Yes — '12321' is a palindrome. The relaxed mode keeps alphanumerics and strips everything else.
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Learn more
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