| Core approach | PublishedA deliberate sender-by-sender cleanup ritualRank senders, inspect the effect, then choose Keep, Archive, Unsubscribe, Later, or Delete. | PublishedBroad inbox cleanup and automation suiteSmart Folders, bulk filters, Cleaning Suggestions, Unsubscriber, Screener, sender settings, and Auto Clean. |
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| Mailbox support | Scope differsGmail and Google WorkspaceDeclutrMail is intentionally Gmail-specific today. | PublishedMajor providers plus IMAPClean Email publishes support for Gmail, Yahoo, AOL, iCloud, Outlook, and IMAP. |
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| Existing-mail cleanup | PublishedYes — by senderArchive, Later, and Delete act on matching current inbox mail. Unsubscribe does not move existing mail. | PublishedYes — broad bulk groupingGroup and clean by date, size, sender, recipient, smart folder, and other filters. |
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| Future-mail automation | Scope differsSeparate Pro automationAutopilot rules are configured separately. A one-time Archive or Later action does not automatically become a future-mail rule. | PublishedYes — premium sender settings and Auto CleanPublished options include Block, Mute, Deliver to Folder, Trash After, and Keep Newest. |
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| Unsubscribe | Scope differsWhen sender metadata supports itRFC one-click requests can run directly. Mailto-based requests require a manual step; unsupported senders stay explicit. | PublishedBulk UnsubscriberClean Email says it sends unsubscribe requests and can trash later messages when a list does not honor the request. |
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| Preview and recovery | Scope differsJournaled for reversible label actionsArchive, Later, and Delete use the plan Activity Undo window. Delete also has separate Gmail Trash recovery, normally up to 30 days. Unsubscribe is not a reversible DeclutrMail action. | Not publicly statedAction history published; undo window not publicly statedThe reviewed feature pages describe logs/history, but do not state a durable, universal undo period. |
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| Email-data posture | PublishedMetadata and Gmail’s short preview snippetFull message bodies and attachments are not fetched. | Scope differsVendor says cleanup analysis uses headers and metadataClean Email also publishes in-app open, read, reply, and forward features; consult its privacy policy for the exact processing that applies to features you enable. |
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| Public starting point | PublishedFree, $9 Plus, or $19 Pro monthlyFree includes 5 lifetime cleanup actions. Plus is $90/year; Pro is $190/year, with a limited $129 founding offer in the current tier manifest. | Not publicly statedUp to 1,000 messages free; 14-day premium trialThe reviewed official help page confirms monthly and yearly subscriptions but does not publish the current paid amount. |
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