THE TOOLBOX

Data tools

12 free tools for data. Run these tools in your browser without an account.

• CSV comparisonCompare two CSV exports by ID and inspect added, removed and changed records.
• CSV duplicate checkerFind repeated IDs and blank keys in one CSV. Download the records that need a look.
• CSV column mapperPut a CSV in the shape you need. Choose columns, rename headers and change the order.
• CSV ↔ JSON converterSwitch between CSV and flat JSON records. Keep long IDs and number literals intact.
• JSON formatter & validatorTurn compact JSON into something readable, or compact it for a smaller file.
• CSV mergerMerge matching CSV files or keep their combined columns. Review and download one cleanly structured file.
• CSV splitterSplit a CSV into smaller files or separate groups, with a header in every part and one ZIP download.
• CSV row filterFilter CSV records without writing a formula. Preview the matches and download the complete result.
• CSV rule checkerReuse your column checks with portable rule files, then download a report of records that need attention.
• CSV group summarySummarize a numeric CSV column by category or across the whole file, with explicit blank and invalid-value handling.
• CSV column profilerInspect a CSV before working with it. Download a column-by-column profile without changing your data.
• CSV chart builderTurn a CSV into a clear bar, line or scatter chart.

Filter this category by task, audience or timing →