Physical assets, locations, containers, maintenance, and chain-of-custody.
Inventory systems track quantities. Asset management systems track depreciation. Neither tracks the relationships between assets: this tool belongs in that kit, that kit is assigned to this person, that person works at this location. You need three or four systems to answer simple questions — and all of them charge per user, per month.
Inventory management at the speed of a barcode scanner. Works where WiFi doesn’t.