Merge two CSV files on a common column. Join datasets horizontally by matching key values, like a SQL JOIN for your spreadsheets. Everything runs locally in your browser — nothing is uploaded.
Remove duplicate rows from CSV data based on a specific column. Keep only unique values for cleaner datasets.
Analyze CSV structure — column types, counts, unique values, and empty cells.
Filter CSV rows by column value matching. Includes exact match, contains, and not-equal operators for flexible data selection.
Converts CSV files to SQL format — spreadsheets, database exports, and data imports to relational database operations, data analysis, and reporting. All conversion happens locally in your browser with no file size limits.
Converts CSV files to XML format — spreadsheets, database exports, and data imports to enterprise systems, SOAP APIs, document formats like DOCX and SVG. All conversion happens locally in your browser with no file size limits.
CSV Merger lets you merge two CSV files on a common column. Join datasets horizontally by matching key values, like a SQL JOIN for your spreadsheets. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Merge two CSV files on a common column. Join datasets horizontally by matching key values, like a SQL JOIN for your spreadsheets. Everything runs locally in your browser — nothing is uploaded. It runs entirely in your browser — no software installation or data uploads required.
Paste or type your content directly into the provided text area.
Yes. After the initial page load, CSV Merger runs entirely on your device with no internet connection needed. All processing is done locally.
Merge two CSV files on a common column. Join datasets horizontally by matching key values, like a SQL JOIN for your spreadsheets. All processing runs locally in your browser.
Yes. Completely free with no usage limits, registration, or hidden charges.
Yes. All utility tools are fully responsive and work on any device.
Your data never leaves your browser. All processing runs locally.