One of many reasons I’ve stuck with the default “Mail” app on iOS. Labeling, attachments, search, etc. all work fine. I manage my filters (an infrequent task) through the desktop web interface. The Mail app UI hasn’t changed much in the last ten years.
If Google ever breaks plain old IMAP support, I’ll complete my
migration to Fastmail.
If Google ever breaks plain old IMAP support, I’ll complete my migration to Fastmail.