What is a good fitness workout to do everyother day?
To stay in shape and toned.

If you are starting you should consider jogging and using you body mass to tone your body. Look on line for what types of exercises you can do by using body mass to help.
Have a look at this site. It could help you out.
Home Gym and Effective Home Exercises to Tone Your Body by Mohamad Alodah Alodah Gould LLC