How Many Emails Does Airmail Download? (Sync Limit)

Question

How many emails does Airmail download and keep locally? Is there a limit?

Answer

Airmail downloads a limited number of recent emails by default to optimize performance and storage.

Default Behavior

  • Airmail typically syncs the most recent emails from each folder
  • The exact number depends on your account type and settings
  • Older emails are fetched on-demand when you scroll back or search

Adjusting Sync Settings

  1. Go to Settings → Accounts → [Your Account]
  2. Look for Days to Sync or Messages to Sync
  3. Increase the number if you need access to older emails offline

Important Notes

  • Syncing more emails uses more local storage and may slow performance
  • Using Search will find emails on the server even if they're not synced locally
  • Gmail "All Mail" can contain thousands of emails — syncing all of them is not recommended
  • For IMAP accounts, the server always has the complete email history

Updated on: 03/28/2026

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