MAILCHIMP AUDIENCE IMPORT FIXER · FREE BETA
Clean the audience file
before you import it.
Check email addresses, delimiter problems, birthday/date formats, text limits, mixed marketing statuses and likely audience-field mappings without uploading your contact data.
Your contact data stays on your device. CSV, TXT and XLSX parsing happens inside this page.
Drop your Mailchimp file here
or choose a file · CSV, TXT or XLSX
Processed locally · export as CSVEmail-first validationRequired email values, syntax and duplicate rows are checked before import.
Mailchimp-specific formatsBirthday, Date, URL and Number-like values are reviewed against Mailchimp conventions.
Status-aware warningsMixed per-row marketing statuses are surfaced because Mailchimp applies one status per import.