How Many Emails Does Airmail Download? (Sync Limit)

<h2>Question</h2><p>How many emails does Airmail download and keep locally? Is there a limit?</p><h2>Answer</h2><p>Airmail downloads a limited number of recent emails by default to optimize performance and storage.</p><h3>Default Behavior</h3><ul><li>Airmail typically syncs the most recent emails from each folder</li><li>The exact number depends on your account type and settings</li><li>Older emails are fetched on-demand when you scroll back or search</li></ul><h3>Adjusting Sync Settings</h3><ol><li>Go to <strong>Settings → Accounts → [Your Account]</strong></li><li>Look for <strong>Days to Sync</strong> or <strong>Messages to Sync</strong></li><li>Increase the number if you need access to older emails offline</li></ol><h3>Important Notes</h3><ul><li>Syncing more emails uses more local storage and may slow performance</li><li>Using Search will find emails on the server even if they're not synced locally</li><li>Gmail "All Mail" can contain thousands of emails — syncing all of them is not recommended</li><li>For IMAP accounts, the server always has the complete email history</li></ul>

Updated on: 03/28/2026