AI Learning Tools

CSV Column Profiler

Profile CSV datasets before cleaning, feature engineering or model training. This browser-based tool summarizes each column with row counts, empty values, unique values, sample values and a simple guessed data type so you can inspect data quality quickly.

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CSV input

Dataset summary JSON

Import `.csv` file

No file selected

Read locally in your browser only

This tool does not upload files to a server.

CSV options

Use first row as headers

Rows

Columns

Columns with missing values

Profile cards

Paste CSV content to inspect columns, missing values and guessed types.

Column profiles

Review per-column quality signals before cleaning or splitting the dataset.

No CSV profile generated yet.

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How to use

Paste CSV content or import a `.csv` file.
Choose whether the first row contains headers.
Run the analysis to review dataset-level stats, per-column profiles and a downloadable JSON summary.

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Example

Input

name,age,city
Alice,29,London
Bob,,Paris

Output

Columns: 3 | Rows: 2 | Missing values detected in `age`

FAQ

Is this a full data quality tool?

It is a lightweight first-pass profiler for quick column checks, not a full validation framework.

Can I export the profiling summary?

Yes. The tool can download the dataset summary as a local JSON file.

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