--- title: Default Koalify Duplicate Rules to detect and flag duplicates in HubSpot description: Koalify detects duplicate contacts, companies, deals & tickets in your HubSpot portal using these default rules. --- [Skip to content](https://koalify.io/knowledge-base/default-koalify-rules-to-identify-duplicates-in-hubspot#main-content) ![koalify\_rectangle\_-3.png\]](https://koalify.io/hs-fs/hubfs/koalify_rectangle_-3.png?width=50&height=50&name=koalify_rectangle_-3.png) Open main navigation Close main navigation - [GET STARTED FREE](https://api.koalify.io/hubspot/install?utm_source=koalify&utm_medium=knowledgebase&utm_campaign=navigation) [GET STARTED FREE](https://api.koalify.io/hubspot/install?utm_source=koalify&utm_medium=knowledgebase&utm_campaign=navigation) Search the Deduplication Knowledge Base 🐨 - There are no suggestions because the search field is empty. 1. [Koalify Knowledge Base](https://koalify.io/knowledge-base?hsLang=en) 2. [Getting Started](https://koalify.io/knowledge-base/getting-started?hsLang=en) # Default Koalify Duplicate Rules to detect and flag duplicates in HubSpot ## Koalify finds and marks duplicate contacts, companies, deals and tickets using a set of default rules [You can view and customize these rules](https://koalify.io/knowledge-base/how-to-create-custom-rules-to-identify-hubspot-duplicates?hsLang=en)anytime from the Koalify app settings page ### 1. Default Duplicate Contact Rules ![Koalify Default Duplicate Rules for Contacts](https://koalify.io/hs-fs/hubfs/Koalify%20Default%20Duplicate%20Rules%20for%20Contacts.png?width=670&height=486&name=Koalify%20Default%20Duplicate%20Rules%20for%20Contacts.png) ### 2. Default Duplicate Company Rules ![Koalify Default Duplicate Company Rules-1](https://koalify.io/hs-fs/hubfs/Koalify%20Default%20Duplicate%20Company%20Rules-1.png?width=670&height=504&name=Koalify%20Default%20Duplicate%20Company%20Rules-1.png) ### 3. Default Duplicate Deal Rules ![Default Koalify Duplicate Rules for Deals](https://koalify.io/hs-fs/hubfs/Default%20Koalify%20Duplicate%20Rules%20for%20Deals.png?width=670&height=228&name=Default%20Koalify%20Duplicate%20Rules%20for%20Deals.png) ### 3. Default Duplicate Ticket Rules ![Default Koalify Duplicate Rules for Tickets](https://koalify.io/hs-fs/hubfs/Default%20Koalify%20Duplicate%20Rules%20for%20Tickets.png?width=670&height=222&name=Default%20Koalify%20Duplicate%20Rules%20for%20Tickets.png)   - [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) [![Chill listening crop-3](https://koalify.io/hs-fs/hubfs/koalify_rectangle_long_with_name_bold-1.png?width=96&height=24&name=koalify_rectangle_long_with_name_bold-1.png "Chill listening crop-3")](https://koalify.io/?hsLang=en) HubSpot deduplication and email validation Copyright © 2026, Koalify