Format numbers for easier reading with the Add Commas to Numbers Tool. This fast, browser-based utility inserts thousands separators into numbers, helping you tidy up lists, logs, or raw numeric data without leaving the page.
How to Use:
Paste or type your content into the input box on the left. You can also import a .txt, .csv, or other plain-text file using the Choose File button. The output updates live on the right as you enter or load your text.
Use the Options section to customize the formatting. You can trim whitespace, ignore lines that aren’t numeric, or enable locale-specific formatting. Your results will appear instantly, complete with a character counter and buttons to copy or export the output.
What the Add Commas to Numbers Tool Does:
The Add Commas to Numbers Tool takes a list of values and inserts thousands separators (commas by default) into any valid numbers it finds. You can control whether blank lines and non-numeric content are preserved or skipped. Optionally, you can switch to locale-aware formatting, which adapts separators based on your system’s region settings. Everything runs in your browser with no uploads.
Example:
Input:
1234
56789
text
1000000Options:
- Trim lines: on
- Ignore non-numeric lines: on
- Use locale formatting: off
Output:
1,234
56,789
text
1,000,000Common Use Cases:
The Add Commas to Numbers Tool is ideal for prepping large numeric datasets for human readability. Whether you’re working on spreadsheets, accounting exports, configuration files, or tabular reports, it helps quickly clean up and format your values for easier scanning. It’s especially helpful when sharing data with stakeholders or preparing it for print.
Useful Tools & Suggestions:
If you’re also managing layout, Justify Text helps keep your numbers lined up cleanly in columns or blocks. And when you’re prepping raw values for output, Convert a Number to Text can turn numeric data into clean, readable strings great for display, reports, or exports.