A single license key usually provides lifetime access to the version purchased. The Risks of "Exclusive" or Free Key Searches

: Full access to stream to Apple TV, AirPort Express, and third-party AirPlay-enabled speakers.

An exclusive Tuneblade license key implies a license that grants sole access or special privileges to a single purchaser or limited group — for example, a unique activation tied to one account, machine, or organization, possibly with extra features, priority support, or transfer restrictions.

It captures any sound from your PC—whether it’s Spotify, YouTube, or a game—and sends it to your speakers.