Language：
This free online Thousand Separator Formatter tool helps you easily convert numbers to thousand separated format by inserting commas every three digits in the integer part. Simply enter your numbers (one per line) and click the format button to get instant results. This tool supports both integer and decimal numbers, preserving the decimal part while formatting the integer part. It's perfect for financial data, reports, and any situation where you need to make large numbers more readable. The tool is free to use with no limitations on the number of conversions. Try it now and make your numbers more user-friendly!