
1CRM

Twenty CRM
Transfer contacts, companies, deals, and more from 1CRM to Twenty CRM. 10 of 17 data objects fully compatible. 48-hour delivery with 100% accuracy guarantee.
Get a custom quote for your 1CRM to Twenty CRM migration based on your specific requirements.
Total contacts, companies, deals, and activities to migrate
Complex data structures and custom configurations
Relationships, attachments, and historical data depth
Standard or expedited migration scheduling
15-minute call • No commitment • Get instant estimate
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If any data is incorrectly migrated, we'll fix it for free, no questions asked. Your data integrity is our top priority.
A quick look at both platforms to help you understand your migration path

The all-in-one CRM for your business
1CRM is an all-in-one CRM software solution for small to medium-sized businesses, offering sales and marketing automation, order management, project management, service cases, and a 24/7 self-service portal with e-commerce capabilities.
Complete order management with quotes, invoices, and payments

The #1 open-source CRM alternative to Salesforce
Twenty is a modern, open-source CRM platform designed as an alternative to Salesforce and HubSpot. Built with GPL licensing, it offers full customization, data ownership, and a community-powered approach to customer relationship management.
Open-source GPL license with full data ownership and control

"The #1 open-source CRM alternative to Salesforce"
Twenty is a modern, open-source CRM platform designed as an alternative to Salesforce and HubSpot. Built with GPL licensing, it offers full customization, data ownership, and a community-powered approach to customer relationship management.
Ideal for: Organizations seeking a customizable, self-hosted CRM with full data ownership and the flexibility of open-source software.
Open-source GPL license with full data ownership and control
REST and GraphQL APIs for extensive integration capabilities
Custom objects and fields for tailored data modeling
Email synchronization with metadata or full content options
Learn more at
twenty.com
See exactly which data objects transfer from 1CRM to Twenty CRM


Expert-handled migration: Our specialists manage all data mapping and transformations to ensure accurate transfer.
Common questions about migrating from 1CRM to Twenty CRM.
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Prefer email? talk@ambrstack.com