Hi there, it depends on how much e-mail you need to send in a specific timeframe and you want this service to be free and secure.100 e-mail per day is free fore

Hi there, it depends on how much e-mail you need to send in a specific timeframe and you want this service to be free and secure.100 e-mail per day is free forever at Sendgrid (https://sendgrid.com/pricing/ https://sendgrid.com/pricing/). SendInBlue is even more cost-effective (https://www.sendinblue.com/pricing/ https://www.sendinblue.com/pricing/)