iDenfy is claimed top based on "iDenfy earns the top spot because its flow already matches what regulators are asking for, not a version of it retrofitted after the fact. A single, liveness-verified selfie returns an age estimate within a three-year range in real time, and anyone whose estimate lands close to the legal threshold gets routed to a document check inside the same session — exactly the primary-method-plus-fallback structure Ofcom’s guidance describes, without the retailer having to stitch two separate vendors together."