Merge and De-duplicate Two Lists

Combine two lists into one unique list.

Nem szükséges bejelentkezés

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.

de-duplication tips

🧹

The "All (unique)" view merges both lists and removes duplicates in one step.

🔡

Use "Ignore case" to treat differently-cased duplicates as one.

📋

Copy the merged list straight into your spreadsheet or tool.

🔒

Runs entirely in your browser.

Hogyan működik

Bevitel

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

Feldolgozás

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

Letöltés

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

Miért a miénket használja?

✓Teljesen ingyenes — soha nincsenek rejtett költségek

✓Nincs szükség fiókra, e-mailre vagy bejelentkezésre

✓A fájlok soha nem hagyják el az eszközét

✓Egyáltalán nincsenek fájlméret-korlátok

✓Semmilyen kimeneten nincsenek vízjelek

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🔗

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See which items appear in both lists (the intersec

✅

Find What's Missing Between Lists

Spot items in one checklist that are absent from a

Gyakran ismételt kérdések

Back to Compare Two Lists