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How to clean up your Gmail inbox

A full Gmail inbox can usually be cleared in under an hour with a few searches. Here's the free way, step by step.

Last updated 29 October 2026

Rather not do it by hand? InboxBuddy is now in early access: it’s being built to clear repetitive junk into a restorable vault while keeping HMRC, tax, invoice and receipt emails safe — and you review the plan first. Nothing is on sale yet.

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1. Clear the Promotions and Social tabs

Search category:promotions, tick the select-all box, then click "Select all conversations that match this search" and Delete. Repeat with category:social. Deleted mail sits in the Bin for 30 days, so you can undo mistakes.

2. Delete old mail in bulk

Try older_than:2y category:updates or older_than:1y is:unread. Before deleting, check the results for anything you need, such as tax, bank, insurance or receipts.

3. Free up storage: find big attachments

Free Google accounts get 15 GB, shared between Gmail, Drive and Photos. Search larger:10M or has:attachment larger:5M, then delete the big ones you don't need. Empty the Bin to free the space straight away.

4. Stop it filling up again

5. Protect what matters first

Before any big clear-out, search hmrc OR "self assessment" OR invoice OR receipt, select the results and add a label (e.g. "Keep"). Then exclude them from deletions by adding -label:keep to your searches. See how to find every HMRC email.

Rather not do it by hand? InboxBuddy is now in early access: it’s being built to clear repetitive junk into a restorable vault while keeping HMRC, tax, invoice and receipt emails safe — and you review the plan first. Nothing is on sale yet.

Join early access