How to unsubscribe from emails in bulk on a Mac
How to unsubscribe from many emails at once on a Mac using the List-Unsubscribe header and one-click unsubscribe, and when to block or delete instead.
Sanjeev Maharjan5 min read
The safe way to unsubscribe from many emails at once on a Mac is to use the List-Unsubscribe header that genuine mailing lists put in every message. A mail app that reads it can send each list's own unsubscribe request for you, so you never open the emails or click the links inside them.
The short version: use the Unsubscribe control your mail app shows, not the link in the email. For lists you signed up to, unsubscribe. For senders who ignore that, block. For spam you never asked for, mark it as spam and do not click anything.
The List-Unsubscribe header
Every email carries headers you do not normally see. Mailing lists add one called List-Unsubscribe. It holds the list's own instructions for leaving, in one or both of two forms:
- an email address, with the exact subject or text the list expects, so that sending that email takes you off;
- a web address that belongs to the list.
This matters because the instructions sit in a fixed place and not in the body of the email, where any link can be dressed up to look like something else. When a mail app shows its own Unsubscribe button above a message, this header is where it comes from.
One-click unsubscribe (RFC 8058)
A web address on its own might open a page that asks you to sign in, tick boxes or confirm. A standard called RFC 8058 fixed that. A list that supports it adds a second header, List-Unsubscribe-Post, which tells the mail app: send a request to this address and the person is unsubscribed, with no page to visit.
The request is a secure HTTPS POST. Nothing opens in your browser, so no page loads and no browser cookies go with it.
Google's guidelines for people who send more than 5,000 messages a day to Gmail accounts require one-click unsubscribe in marketing mail, and say unsubscribe requests should be honoured within two days. The rules are on Google's page of email sender guidelines.
Why you should not click links in spam
An unsubscribe link in the body of an email is only as honest as whoever wrote the email. For a shop you bought from, it is fine. For mail you never asked for, clicking it can:
- confirm that your address is real and read by a person;
- open a page that imitates a sign-in screen and asks for your password.
If you do not recognise the sender, do not unsubscribe at all. Mark the message as spam, which moves it to the Junk folder and tells your mail provider about it. The guide to how to spot a phishing email covers the signs that a message is not what it claims to be.
Unsubscribe, block or delete?
| Action | What it does | Use it when |
|---|---|---|
| Unsubscribe | Asks the list to stop sending. Old emails stay where they are | You signed up, or bought something, and the sender is a real business |
| Block | The sender keeps sending, but new mail from that address goes to spam and not to your inbox | You unsubscribed and the mail kept coming, or it is a person you do not want to hear from |
| Mark as spam | Moves the message to Junk and reports it to your mail provider | You never asked for it and do not know the sender |
| Delete | Removes what has already arrived. Does nothing about what comes next | You want the space back after unsubscribing |
Take care when deleting everything from a sender: a shop that sends offers often sends order confirmations from the same address.
How to do it for many senders at once
- Start from a list of senders, not a list of emails. The choice you are making is per sender.
- Sort by how many emails each one sends, and begin at the top.
- Select the ones you never read and unsubscribe from them together, using the header and not the links.
- Visit the lists that only offer a web page of their own, one at a time.
- Give it a few days. Mail that was already queued can still arrive. If a sender keeps going after that, block it.
How Mailvie's Subscriptions view does it
Mailvie has a Subscriptions view that lists the senders in your inbox whose mail offers a way to leave. It finds them by reading a few header fields of your newest 2,000 inbox messages per account, not the text of the emails, and a "Look further back" button reads 2,000 more. Senders are grouped under All, Newsletters, Promos and Notices. The sorting is done by rules on your Mac, not by AI.
When you unsubscribe, Mailvie uses the list's own header and tries three things in order: the one-click request if the list supports it, then the email the list asks for, sent from your account with the exact subject it wants, then the list's web page, which it offers to open for you. It never guesses an unsubscribe link from the body of an email. A sender you have left is marked "Unsubscribed".
"Delete all" for a sender moves its mail to Trash and keeps anything whose subject says it is a receipt, order or account notice.
Seeing the list is free, as are reading and search. Unsubscribing, selecting several senders and deleting in bulk need a plan, and the monthly and yearly plans begin with a 7-day trial: see Mailvie's plans and prices. The one-click request is on the published list of connections Mailvie makes. Mailvie runs on Apple Silicon Macs with macOS 14 or later, and you can download Mailvie for Mac to see what your own inbox holds.
Questions people ask
Is it safe to click unsubscribe in an email?
It is safe when you know the sender and signed up for the list. For mail you never asked for, do not click anything in it. Mark it as spam, because a click can confirm your address is in use.
What is one-click unsubscribe?
It is a standard, RFC 8058, that lets a mail app take you off a list by sending one secure request to the list's own address. No web page opens and you do not have to sign in or confirm anything.
Why do I still get emails after unsubscribing?
Mail that was already scheduled can arrive for a few days. Some companies also run several lists, and leaving one does not leave the others. If it continues after that, block the sender or mark the mail as spam.
Written by Sanjeev Maharjan
Sanjeev Maharjan builds Mailvie, a mail app for the Mac. Found a mistake in this guide? Write to [email protected].
