You can buy a handheld OBDII scanner on E Bay for 20-40 bucks that will do real well.
Take a look around over there. Actron,Cen - Tech, and others for a real low price. Easier to jump in the car with too.
Laptop setups are best for tuning , basic diagnostics and real time data are best left to read with small portable scanners as described.
Fact is stranger than Fiction