Find the Overlap Between Two Lists

See which items appear in both lists (the intersection).

Ei kirjautumista tarvita

List A (0 lines)

List B (0 lines)

Trim whitespaceIgnore case

— no items —

💡 Paste a list in each box (one item per line). Only in A = items missing from B · In both = the overlap · Only in B = items missing from A · All (unique) = combined, de-duplicated. Everything runs in your browser.

overlap tips

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The "In both" view is the intersection — items present in A and B.

📊

Great for finding common customers, shared tags, or mutual entries.

🔢

Each tab shows a count so you can quantify the overlap.

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Processed locally.

Miten se toimii

Syötä

Enter your data into the tool above. Everything stays local to your browser.

Käsittele

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Lataa

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

Miksi käyttää meidän?

✓Täysin ilmainen — ei piilokustannuksia, koskaan

✓Ei tiliä, sähköpostia tai kirjautumista tarvita

✓Tiedostot eivät koskaan poistu laitteeltasi

✓Ei tiedostokokorajoituksia lainkaan

✓Ei vesileimoja missään tulosteessa

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🧹

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✅

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Spot items in one checklist that are absent from a

Usein kysytyt kysymykset

Back to Compare Two Lists