Fleetwood's goals earned him the Golden Boot and he was also voted Blue Square Premier Player of the Season.
The former Wales Under-21 international has signed a three-year deal to become the Addicks' second signing of the summer after being linked with a host of Football League clubs.
Despite being a free agent, Charlton will pay Rovers a 'developmental' compensation fee for Fleetwood because he is under the age of 24, which will be decided at a tribunal.



