If you use Zebra label printers, QZ Tray is arguably the best third-party tool available. It handles raw ZPL commands flawlessly. We print thousands of GS1-128 barcodes a week, and the raw transmission means no formatting gets corrupted by a browser driver.
4.2/5
You are a home user, a very small shop with one USB printer, or you don't have an IT person. Just use the browser's native print dialog. qz tray
The Unsung Hero of Warehouse and POS Labeling – But Not for Everyone If you use Zebra label printers, QZ Tray
QZ Tray is like a reliable forklift. It is ugly, requires a certified driver to operate, and breaks if you look at it wrong during setup. But once it is running, you will wonder how you ever moved pallets (or printed labels) without it. It is ugly, requires a certified driver to
It runs on Java. In 2025, that feels like finding a cassette tape in a Tesla. The UI is utilitarian (read: ugly). The tray icon occasionally greys out and needs a manual restart. It is stable 95% of the time, but that 5% requires a "Did you try turning it off and on again?" moment.
I’ve been using QZ Tray for about 18 months across a small retail chain and a warehouse setup, and here is the honest breakdown. 1. The "Bridge" Actually Works QZ Tray acts as a local server that sits in your system tray, allowing web apps (JavaScript) to talk directly to your printers, scanners, and cash drawers. It bypasses the clunky "Print Dialog" pop-up. When a cashier hits "Print Label," it just prints. No pop-up, no "Select Printer," no delay. For high-volume environments, this is a game-changer.