Is there a sending limit/ hourly quota for email sending? | Zoho ZeptoMail

Is there a sending limit/ hourly quota for email sending?

ZeptoMail does not enforce an hourly quota or sending limit for email sending. However, to ensure safe and compliant usage, email sending will be temporarily restricted if your account activity does not comply with our Terms of Service.
 
If you still have questions, please email support@zeptomail.com, and we will be happy to assist you further.