Is there a remote that will control all different r/c cars ? I have a collection of different cars ?

thay say 27 or 49 mhz but the different brands seem to take different remotes , is there a solution like the unaverstle tv remote im sure we have the technolagy ? this sucks couse I have a few great nikko cars I cant run not to mention other brandsIs there a remote that will control all different r/c cars ? I have a collection of different cars ?
As of now, there aren't and ';universal r/c car remotes';. you should just buy cars of the same frequency, and just use one remote.