Number Cleaner

Strip currency symbols and formatting from numeric columns. Fast, private, and secure browser-based tool with no signups or s

Your files never leave your device. Processed locally. 100% private.

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How To Use Number Cleaner

Complete your task perfectly in just three straightforward steps.

Upload your CSV or Excel file.

First 20 rows show exactly which values will change.

Download with clean numeric values.

Everything you need to know about the Number Cleaner.

What is removed?

Currency symbols (₹, $, €, £), thousands separators, and spaces.

What happens to non-numeric values?

They are left exactly as-is.

Are negative numbers supported?

Yes, accounting parentheses like (1,234) become -1234.

Is my file uploaded?

No. Everything runs locally.

Can I choose which columns to clean?

Yes, a column picker lets you select exactly which ones.

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