---
title: How to create Duplicate Rules to identify HubSpot dupes with Koalify
description: Define custom criteria to spot duplicate contacts, companies, deals, and tickets in HubSpot!
---
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# How to create Duplicate Rules to identify HubSpot dupes with Koalify
## Mark duplicates in HubSpot with custom Koalify rules for contacts, companies, deals, tickets, and custom objects
### 1\. Navigate to the Koalify app settings page
- In your HubSpot account, click the ⚙️ **settings icon** in the main navigation bar.
- In the left sidebar menu, navigate to **Integrations, Connected Apps**
- Find "Koalify", Click the **Actions, Go to settings**
- Open the **"General settings"** tab
- Click **"Edit Duplicate Rules"** in the Duplicate Rules section.
### 2. Create and activate a Koalify Duplicate Rule
- Navigate to the **Contact**, **Companies, Deals or Tickets** tab
- Click **Create Rule**
- **Enter a name** for your rule
- Click **Add Filter** to define criteria for identifying duplicates
- Select a property that you would like to use in your rules
- The following filter criteria are available:
- **matches property**
- The selected property of record A matches the selected property of record B
- **matches property (or unknown)**
- The selected property of record A matches the selected property of record B, or one or both properties are unknown
- - - **contains exactly**
- The selected properties of record A and record B must contain a specific value.
- - - **does not contains exactly**
- The selected properties of record A and record B must not contain a specific value.
- **is known**
- the selected property of record & A and record B are both known
- - - **is unknown**
- the selected property of record & A and record B are both unkown
- - - **is any of**
- The selected properties of record A and record B are equal to specific values.
- - - **is none of**
- The selected properties of record A and record B are not equal to specific values.
- Click **Save **to create your new duplicate rule
- You can create and edit multiple rules before activating them
- **Activate a rule** to apply the rule to your records
- Duplicates will be marked using [Koalify duplicate properties](https://koalify.io/knowledge-base/koalify-custom-properties-in-hubspot?hsLang=en)
- The [duplicate suggestions in the CRM cards](https://koalify.io/knowledge-base/how-to-merge-hubspot-duplicates-using-the-koalify-duplicate-cards?hsLang=en) will be updated
### 3. Edit a Koalify Duplicate Rule
- Click on an the name of an existing duplicate rule you want to edit
- Update the **Rule Name** if needed
- Click **Add Filter** to add new criteria for identifying duplicates
- Click an **existing filter** to update or remove it.
### 4\. Delete a Koalify Duplicate Rule
- Click on an the name of a duplicate rule you want to delete
- Click "**Delete**" next to "Deactivate" and "Save"
- [Getting Started](https://koalify.io/knowledge-base/getting-started?hsLang=en)
- [Koalify settings](https://koalify.io/knowledge-base/koalify-settings?hsLang=en)
- [Duplicate overview](https://koalify.io/knowledge-base/duplicate-overview?hsLang=en)
- [Duplicate cards](https://koalify.io/knowledge-base/duplicate-cards?hsLang=en)
- [Bulk merging](https://koalify.io/knowledge-base/bulk-merging?hsLang=en)
- [Account & Billing](https://koalify.io/knowledge-base/account-billing?hsLang=en)
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