CSV cleaner

Real-world CSVs arrive with stray spaces, blank lines and duplicate rows. This trims every cell, drops empty rows and removes exact duplicates to give you a clean CSV — all on your device.

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CSV cleaner

Trim, drop blanks & dedupe

Messy CSV
Cleaned
Output appears here…

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How it works

  1. 1

    Paste your input on the left.

  2. 2

    Pick a mode if the tool has one — the result updates instantly.

  3. 3

    Copy the output with one click. Nothing is ever uploaded.

Frequently asked questions

What does it remove?

Leading/trailing spaces in each cell, fully-blank rows, and rows that exactly duplicate an earlier one.

Are quoted fields safe?

Yes — fields quoted because they contain commas are parsed correctly and re-quoted only when needed.