https://www.extendoffice.com/product/kutools-for-outlook/outlook-send-email-recurring.html
Auto send recurring emails periodically in Outlook quickly and easily
With Kutools for Outlook's Recurring Email feature, you can create and schedule multiple emails to be sent automatically at daily, monthly, or yearly intervals
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https://bika.ai/template/email-reminder
Email Reminder Automation for Teams: Recurring Emails, Automated Alerts & Event Notifications |...
Automate your team's notifications with Email Reminder. Send recurring emails, automated alerts, and event reminders at scheduled times to ensure timely...
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https://recurrr.com/
Send Recurring Emails Automatically - Recurrr
Automate your recurring emails with Recurrr. Save time and headspace by scheduling emails to send on a schedule. Works with Gmail, Outlook, and more.
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https://help.quickbase.com/v1/docs/send-custom-emails-on-a-recurring-schedule
Send custom emails on a recurring schedule
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