Reviewers mostly say Shortwave makes heavy Gmail inboxes faster and easier to process, with strong praise for bundling, smart organization, keyboard shortcuts, side threads, search, and scheduled handling that help people triage mail and reach inbox zero. Many compare it favorably to Gmail, Inbox, Superhuman, and other email apps, saying the workflow feels more practical. Its AI features are usually seen as useful in-context tools, especially summaries and drafting help, though a few users say labels can feel over-eager, summaries too long, and one reports misleading AI claims about a premium capability.