Arguably. SimpleLogin is an integration with Proton, not a Proton feature. Fastmail integrates its feature with 1Password and Bitwarden without the need for additional add-ons, I don't know how SimpleLogin works but it feels more akin to Mozilla Relay and whatever else exists out there to create ephemeral addresses - but ultimately the feature integration might lead to the same use case.
alt Hacker News
Arguably. SimpleLogin is an integration with Proton, not a Proton feature. Fastmail integrates its feature with 1Password and Bitwarden without the need for additional add-ons, I don't know how SimpleLogin works but it feels more akin to Mozilla Relay and whatever else exists out there to create ephemeral addresses - but ultimately the feature integration might lead to the same use case.