Category | Price | Seller | Device |
---|---|---|---|
Travel | $0.99 | Frost Marshall LLP | iPhone, iPad, iPod |
Never be mystified by a ticket barrier error code again!
Revealing the secret error codes at ticket barrier gates on the London Underground (Tube), Overground, DLR and National Rail.
Just pick or type in the barrier code you received at the gate line into the App to reveal the secrets behind the numbers!