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[KakaoMail][Compose Mail][Send Mail] How many people can I send the email to simultaneously?
You can send up to 10,000 emails per day, and up to 150 people per email through Kakao Mail.
[KakaoMail][Compose Mail][Compose Mail] What is the mail size limit?
Each Kakao Mail email must be a certain size or it cannot be sent.Kakao Mail emails can be up to 30 MB[Attachment limit]Attachments can be up to 25MB to attach as a regular attachment.