Category
CSV Tools
Explore free online CSV tools to clean data, remove duplicates, validate file structure, sort rows, filter records, merge files, split files, and more.
Tools in this category
CSV to JSON
Convert CSV files into formatted JSON.
JSON to CSV
Convert JSON arrays into CSV files.
CSV Cleaner
Remove empty rows from CSV files.
Remove Duplicates CSV
Remove duplicate rows from CSV files.
Merge CSV Files
Merge multiple CSV files into one.
Split CSV File
Split a CSV file into smaller parts.
CSV Column Remover
Remove the last column from a CSV file.
Remove Empty Columns CSV
Remove columns that contain only empty values from your CSV file.
CSV Column Selector
Select specific columns from your CSV file and remove the rest.
CSV Header Renamer
Rename one or more CSV headers using a simple mapping format.
CSV Row Counter
Count how many data rows your CSV file contains.
CSV Sorter
Sort your CSV rows by a selected column.
CSV Filter Rows
Filter CSV rows by a column and value.
CSV Add Column
Add a new column with the same value to all CSV rows.
CSV Remove Column
Remove a specific column from your CSV file.
CSV Column Merger
Merge two CSV columns into a new one.
CSV Validator
Validate the structure of your CSV file.
Related guides
How to Convert CSV to JSON
Learn how to convert CSV to JSON step by step using a simple online tool.
How to Clean a CSV File
Learn how to clean a CSV file by fixing messy data, removing extra spaces, and preparing rows and columns for analysis or import.
How to Remove Duplicates in CSV
Learn how to remove duplicate rows from a CSV file quickly and prepare cleaner data for reports, imports, or analysis.
How to Sort a CSV File
Learn how to sort a CSV file by a selected column for easier review, reporting, and analysis.
How to Validate a CSV File
Learn how to validate a CSV file and detect structural issues before import, export, or automation workflows.
Explore csv tools
This category groups together tools and guides related to csv tools. It helps you find the most relevant workflows faster, whether you need to convert files, validate structure, clean datasets, or prepare data for analysis, reporting, imports, or automation tasks.
Browsing by category makes it easier to move between related tools and step-by-step guides, so you can solve data tasks with a more complete workflow instead of using isolated tools one by one.