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How to merge duplicate contacts?

This article shows you how to identify and merge duplicate contacts in your Qomon database.

Florent Barre avatar
Written by Florent Barre
Updated over a week ago

Managing Duplicates

In your Qomon contact database, go to Engage > Contacts > Search duplicates:

📖 Before you start: To understand how Qomon detects duplicates, read this article.


📋 Select your criteria

Start by choosing a scan type — this defines how Qomon will detect duplicates:

  • Standard scan: Finds contacts with the exact same first name + last name

  • Email variants: Detects similar email addresses (for example aliases or small spelling differences)

  • Phone: Finds contacts with the exact same phone number.

  • Households: Scans inside households to identify duplicates within the same household

  • Custom scan: Define your own scan by selecting the fields you want Qomon to compare

Then choose the scan scope:

  • Entire database: Runs the duplicate scan across your full contact database

  • A contact list: Runs the scan only for a specific dynamic list in your database

Matching tips

  • Exact match: Contacts must be identical on the selected fields

  • Similar match: Allows small variations (e.g., typos or formatting differences)


🔍 Duplicate search results

Once you define your criteria, click Next. Qomon will display groups of contacts it identifies as duplicates:

Note: If a group of contacts are not duplicates, click These are not duplicates to mark them as separate contacts.


🔄 Start merging

Select the contacts you would like to merge by clicking Merge x contacts. On the merge screen:

  • Choose the main contact (the one you want to keep)

  • For each field, select the information you want to keep in the final record

  • A preview of the final contact is shown highlighted in blue


✅ Finish the merge

When you’re satisfied, click Finish and merge.

  • The selected contact will become your final, complete record

  • Other duplicates will automatically be merged into it and deleted

Done! You’ll return to the Duplicate search results screen to continue merging.

Merging your duplicates keeps your database clean and reliable 🫧

More questions? Reach out to [email protected].

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