Free online tool

Clean data online

Trims values and removes empty or duplicate rows. Process CSV, TSV, JSON, XML online and download the result without changing the original.

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Drop your files here or click to select them from your device Select files Accepted formats: CSV, TSV, JSON, XML Up to 1 file, 20 MB per file

Selected files

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How to configure the result

Each option controls a specific part of processing. Keep defaults when you do not need to control that aspect.

Choose the generated file format. Only targets compatible with the input are listed.
Enable Trim leading and trailing spaces only when this behavior should be applied to the result.
Specifies pages, sheets, slides, rows or columns affected by the action.
Specifies pages, sheets, slides, rows or columns affected by the action.
Specifies pages, sheets, slides, rows or columns affected by the action.
Controls how input encoding, structure or schema is interpreted.
Controls how input encoding, structure or schema is interpreted.
Specifies pages, sheets, slides, rows or columns affected by the action.
Enable Format the output only when this behavior should be applied to the result.
Private, temporary processingFiles are deleted automatically after 60 minutes.

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Data

What Clean data does

Trims values and removes empty or duplicate rows. The tool validates the selected files and applies only the requested operation and settings. Optimization reduces size or normalizes content while keeping the file useful.

Compatibility and limits

Input formats
CSV, TSV, JSON, XML
Results
CSV, TSV, JSON, XML, XLSX, ODS
Number of files
Minimum 1, maximum 1
Maximum total size
24 MB
FAQ

Frequently asked questions

It can when lossy compression is used. Defaults aim to balance size and fidelity.

Input supports CSV, TSV, JSON, XML and can produce CSV, TSV, JSON, XML, XLSX, ODS. The selector rejects incompatible extensions before processing.

No. A new result is created and the uploaded file remains unchanged during temporary processing.
Tools

Related tools

Convert data
Select or remove columns
Sort and filter data
Merge data files

You can also convert

CSVXLSXJSONCSVCSVJSONXMLJSON