Ding Notifier for Mercari por Drew the dev

See it in action:

https://www.youtube.com/watch?v=I7uzYhJ07us

New Listing Ding Notifier for Mercari refreshes Mercari search result pages sorted by “Newest” and plays an audio notification when new listings appear.

Designed for users monitoring fast-moving items, this add-on helps you stay aware of newly posted listings without manually refreshing the page.

How it works:
• Automatically refreshes Mercari searches sorted by Newest at randomized intervals (approximately every 2–3 minutes)
• Detects newly listed items at the top of search results
• Plays a notification sound when new listings are found
• Operates entirely within your browser

No accounts required.
No analytics.
No tracking.
No external servers.
No personal data collection.

All listing comparisons are performed locally using the browser storage API.

This extension is not affiliated with, endorsed by, or sponsored by Mercari.

Read our ToU before use:

https://streamerhomes.com/new-listing-ding-notifier-for-mercari-tou.html