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Krayin CRM vs Vtiger CRM Open Source: catalog facts
Krayin CRM	Vtiger CRM Open Source
Freemium Free to self-host; managed hosting costs $20 per month with unlimited users.	Free The community edition is free; supported and cloud editions are sold separately.
Web, Self-hosted	Web, Self-hosted
MIT-licensed and free to self-host Custom attributes and modular design	Fully on-premise deployment Docker install option
Needs at least 3 GB of RAM and recent PHP Email parsing relies on SendGrid	Requires technical skills to install and maintain Vtiger's marketing focuses on its cloud editions
Self-hosted, Hosted service	Self-hosted
Open source	Open source
License: MIT	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.