Here is my list
1. Mailchimp
2. Hubspot Email Marketing
3. Sendpluse
4. Constant Contact
5. Drip
6. Sendinblue
7. Convertkit
8. Activecampaign
9. Moosend
10. Moilpoet
view my list in details https://tohinshohag.com/10-email...
As the number of online market competitors grows by the day, business promotion is no more a joke today. Therefore Ubico is email automation software for growing companies. It is software that will trend in 2022. You can try it here https://cutt.ly/ubico and confirm why I think so.
It's interactivity in emails, or AMP emails, that are emerging as a trend. These are emails where a user can take fill out a form, or buy a product from inside the mail itself. So they're reducing steps and increasing conversions.
Check out https://www.mailmodo.com/