Ottawa OCTranspo Next Bus

Requires internet / data access. Consumes minimal bandwidth. Simple interface - only gathers information once until you refresh with notification if data is out of date.
Bus descriptions included also (e.g. if double-Decker, 60-foot, accessible, bike rack, etc.)
Multiple bus information provided including time to for the next bus to arrive and details on the bus speed and other information similar to that (see screen shots for examples).