Several years ago I was asked for a software for inhouse maintenance technicians (for AC). As some of the customers were in the middle of nowhere, the technici

Several years ago I was asked for a software for inhouse maintenance technicians (for AC). As some of the customers were in the middle of nowhere, the technicians would have to check boxes on their checklists without the possibility to validate it online. We add to go for a native app as service workers were not a thing at the time, but it would have save us a lot of time if we could have use plain html/js