Use the right separator
Choose line breaks, commas, semicolons, or CSV row output depending on where the list will be pasted next.
Free browser-based email formatter
Format email lists for clean export.
Paste emails or messy text. MailSniper removes duplicates and converts the clean list to lines, comma-separated text, semicolon-separated text, CSV row, or lowercase output.
Emails found
0
Clean emails
0
Duplicates removed
0
Formatted output
WaitingDeduplicated
Repeated email addresses are collapsed before formatting.
Browser-side
Formatting runs in the page without uploading pasted text.
Ready to export
Copy output or save it as TXT or CSV.
Copied to clipboard
Clean before formatting
The formatter extracts emails from messy text and removes duplicates before building the final output.
Keep formatting local
The current formatter runs in your browser, so pasted text does not need to be uploaded to MailSniper for cleanup.