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Merge and De-duplicate Two Lists

Combine two lists into one unique list.

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💡 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

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

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

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Copy the merged list straight into your spreadsheet or tool.

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Runs entirely in your browser.

Hoe dit werk

1
Voer in
Enter your data into the tool above. Everything stays local to your browser.
2
Verwerk
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
Laai af
Get your result instantly. Nothing is stored after you leave the page — complete privacy.

Hoekom ons gebruik?

✓Heeltemal gratis — geen verborge koste ooit nie
✓Geen rekening, e-pos of aanmelding benodig nie
✓Lêers verlaat nooit jou toestel nie
✓Geen lêergrootte-beperkings van enige aard nie
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Back to Compare Two Lists