DAS and TOS

DAS will have the ability to execute orders at TDAmeritrade at zero commissions?

 

What's the benefit of DAS over thinkorswim? I know a lot of people use DAS and swear by it. I haven't ever used it myself and from first glance didn't really see anything superior over thinkorswim.

 

I think DAS is more day trader friendly, plus allows one to trade with IB. Now that TOS is commissions free, it's a contender I guess.

 

Also account that TOS has no monthly subscription fee whereas DAS has...