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Contact CSV Doctor

Clean, deduplicate, and remap messy contact exports before importing them into Google Contacts, Outlook, or another CRM.

Unlimited Pro edition coming soon

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Your contacts stay on this device.This file has no analytics, uploads, network calls, or external libraries.

Drop a CSV here

UTF-8 CSV, semicolon CSV, and tab-separated files are supported.

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Export settings

Destination format Duplicate handling

0source rows

0duplicates merged

0rows missing contact info

Automatic cleanup trims whitespace, lowercases email addresses, normalizes phone punctuation, preserves international “+”, and fills empty fields when duplicates are merged.

Preview

Load a file to preview the first 20 cleaned contacts.