Commission-Free Investing For Advanced Traders

Invest in stocks, ETFs, equity options, and index options all on the same platform.


Introducing Rho for Web

Rho for Web is the product of our obsession. It is our most advanced trading platform yet. Trade stocks, options, spreads and combos with just a few clicks. Stream level 1 market data from 22 stock and 14 option exchanges.

Open multiple accounts and access them on the same app. Choose between Individual, Joint, Traditional IRA, and Roth IRA accounts.

Multiple Accounts

Get tick-by-tick data,  national best bid and offer (NBBO) quotes and up to the millisecond time and sales information sourced from 36 stocks and options exchanges.

Streaming Data

Handle advanced trading strategies such as One-Cancels-the-Other (OCO) Bracket Orders with ease. 

Advanced Trading

Conduct extensive research using over 100 data points provided for each stock. Dive deep into a company's earnings, financials, ownership, and many more.

Conduct Research

What People Say

I’ve been using Rho app for some time now, and I love the layout. It’s really easy to understand. Love that I can do combos, spreads and shorting.

Dennis P, CA

Start Investing Commission-Free Today

  • Trade unlimited stocks and ETFs, commission-free

    Per Month:



  • Trade unlimited stocks, ETFs, equity  and index options, commission-free

    Per Month:



Frequently Asked Questions


Do you accept international accounts?


Yes, you can open an international account. Reach out to our support team at for assistance.


Are there any day trading restrictions?


There are no day trading restrictions with a Cash account. For Margin accounts, you are restricted to 3 day trades in 5 business days. To day trade in a Margin account, you'll need an account balance of 25K or above.


Can I trade options that expire on the same day?


Yes, you can trade options expiring on the same day. There are no restrictions.


Can I trade index options like SPX commission-free?


Yes, you can trade index options commission-free on Rho. However, keep in mind that all exchange fees are passed thru to your account.


Questions? Contact Rho Support

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Brokerage services offered by Tradier Brokerage. Platform powered Jellifin Financial, Inc. Rho, Jellifin, its members, agents, employees, and representatives, act only as a technology provider and are not members of FINRA/SEC. Tradier Brokerage passes thru all regulatory, exchange and OCC fees.