Although with email, you have the spam filter. It's just that those emails are not being picked up by it. Also, usually, you can unsubscribe to email lists/sen

Although with email, you have the spam filter. It's just that those emails are not being picked up by it. Also, usually, you can unsubscribe to email lists/sender. While you can't do that for phone calls. You might block a specific number, but those robo-calls might use many different numbers