Merge CSV Files
Combine CSV tables by exact column names, review missing fields and download a checked CSV. Keep identifiers, original spelling and duplicate rows locally.
Open toolFiles & data tools
Merge CSV tables, convert JSON to CSV, create file lists, rename copies and work with archives. Review actual data and output before downloading.
Available tools
12 ToolsConvert & compare tables
JSON to CSV
Convert JSON records to CSV, choose columns and keep long numbers unchanged. Review nested values explicitly and export locally with formula protection.
Open toolTable to Excel
Recognize a table in an image or PDF and review its cells before exporting.
Open toolExcel List Compare
Find missing, new, changed and ambiguous rows across two spreadsheets.
Open toolCSV Repair & Import Assistant
Inspect encodings, repair table structure and preserve your identifiers.
Open toolOrganize & check files
Create a File Inventory
List selected filenames, file types, exact sizes and dates without reading file contents. Sort the register, review totals and download a CSV.
Open toolBatch Rename Files
Give multiple files consistent names, preview every change and download the renamed copies in a ZIP. Your originals stay unchanged.
Open toolCompare File Checksums
Calculate a file’s SHA-256 checksum. Compare two files or check a trusted expected hash locally, without uploading their contents.
Open toolJPEG File Privacy Checker
Inspect supported JPEG metadata, choose what to remove and verify a new copy without re-encoding the image.
Open toolArchives & transfer
Create a ZIP File
Bundle selected files into a ZIP archive on your device. Check names and download a verified copy without uploading your files.
Open toolZIP, RAR & 7z Extractor
Inspect an archive locally and extract only the files you select.
Open toolQR File Transfer
Send selected files or short text to a confirmed browser on another device using WebRTC.
Open tool