XLSX → CSV Converter

Convert Spreadsheet to CSV

Upload an .xlsx file. All values are preserved as strings — no numeric coercion, no data loss.

Drag & drop your .xlsx file here

Browse file

Max 30 MB

file.xlsx

Force all values to string Prevents numeric coercion — recommended for BigQuery

Converting…

Conversion complete

API usage (curl / n8n)

# Convert — requires X-API-Key header
curl -X POST https://converter.govoltmobility.com/convert \
  -H "X-API-Key: YOUR_API_KEY" \
  -F "file=@report.xlsx" \
  --output report.csv

# Select a specific sheet
curl -X POST https://converter.govoltmobility.com/convert \
  -H "X-API-Key: YOUR_API_KEY" \
  -F "file=@report.xlsx" \
  -F "sheetName=Sheet2" \
  --output sheet2.csv

# List sheets
curl -X POST https://converter.govoltmobility.com/sheets \
  -H "X-API-Key: YOUR_API_KEY" \
  -F "file=@report.xlsx"