I turned Gmail into a free Superhuman with Multiple Inboxes
· androidpolice.com · popularity 21/100 · 0 similar stories today

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Summary
Gmail's Multiple Inboxes sorts promos out of the way like Superhuman's Split Inbox. With one filter, I cleared over 20,000 unread emails for free.
Found in: Android Police. Rating basis: single outlet; outlet tier 2 (unlisted); 1 feeds; feed position 1.