Some solutions that “work alongside” claim they back up from Time Machine but it takes some finagling to work. There are pros and cons to this alternative depending on the solution you choose.
One alternative is to use a backup solution that works alongside Time Machine. But what if a fire or flood destroys your home or office and also destroys both of your backup copies? What’s a Mac User to Do to Get Full 3-2-1 Data Protection?
But what if something happens to that disk? Okay, so you can make multiple disk copies. Why? Time Machine only backs up to a local disk.