File Conversion Tools
Move data between JSON, XML and CSV without uploading anything to a server.
11 tools in this category
XML to JSON
Convert XML documents to readable JSON without touching a server.
JSON to XML
Turn JSON into well-formed XML with a root element you choose.
CSV to JSON
Convert a CSV file or pasted rows into a JSON array.
JSON to CSV
Flatten a JSON array into a CSV that opens cleanly in Excel.
Excel ↔ CSV / JSON Converter
Export an Excel sheet as CSV or JSON, or build a new .xlsx file from CSV or JSON data.
Excel / CSV Comparator
Compare two spreadsheets by a key column and see added, removed and changed rows.
Table Merge
Stack two spreadsheets into one, or join them on a shared key column like a SQL join.
CSV Editor & Validator
Edit CSV data in a spreadsheet-like grid and check it for missing required fields or duplicate keys.
Spreadsheet Data Masking
Mask sensitive columns in an Excel or CSV file before sharing it — full, partial, hashed or email masking.
JSON Flatten / Unflatten
Flatten nested JSON to dot/bracket-path keys, or rebuild the nested structure from flat keys.
Pivot Table Generator
Summarize an Excel or CSV file into a pivot table — pick row, column and value fields and an aggregation.