MailDrop might be a bit more popular than Mailstrom. We know about 1 link to it since March 2021 and only 1 link to Mailstrom. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I know of two. https://mailstrom.co/ https://clean.email/. - Source: Hacker News / about 2 years ago
I did also briefly try https://heluna.com/ as it has a pricing modal that works for my use case and it has a nicer UI than mxguarddog. However I wasn't impressed that Heluna doesn't allow for delivering email on a non standard port to my mail server and they don't specify the source IPs they use to deliver mail to me so I can lock down my perimeter firewall to just those IPs. Both of these things mxguarddog allows... Source: about 2 years ago
Sanebox - SaneBox is a cloud-based service that allows users to filter and manage their emails.
Guerrilla Mail - Guerrilla Mail is a web-based app that provides a disposable and anonymous email address. Users of the service are not required to set up an account in order to send or receive emails.
Clean Email - Clean Email is an online service that empowers you to take control of your mailbox.
10 Minute Mail - Temporary disposable e-mail service to beat spam. Avoid spam with a free secure e-mail address.
Unroll.me - Unroll.
Mailinator - Any Inbox. Any Time.