We use 20+ iPod Touch 6 with Infinea X barcode scanners and their free WebHub app to run a web-based warehouse/inventory system. A decade ago it was a pain to deal with Symbol/Motorola scanners and native app deployments. Now it's as easy as JS thanks to iPod Touch and WebHub.
[1] https://ipcmobile.com/products/ios-peripherals/infinea-x/ [2] https://itunes.apple.com/us/app/webhub-ipc-browser/id1015159...