Usage-based and telematics insurance programmes watch how you drive and set the price from what they see. They tend to be sold on the size of the discount, with the explanation arriving afterwards. Safe Drive Rates reverses that order.
We begin with the mechanism: what the device or app actually records, what it is blind to, how those readings become a score, and which of the conclusions drawn from them hold up. Braking hard to avoid a car pulling out looks exactly like careless braking to the system, and that is worth understanding before you enrol.
The analysis here is general information on US motor cover; it does not advise on the programme you are in, any claim or your circumstances. Programme rules and cover terms vary with the insurer, legal requirements vary with the state, and all of them shift over time. If something matters to you, verify it with your own insurer or the responsible regulator before acting on it.