What is Stackin’?

Stackin’ is a BFF for your money that makes it easy to up your money game. Just text with us to find ways to save, start investing and plan for your future.

What kind of texts will Stackin’ send me?

We’re not a one-trick pony so we’ll send you different types of messages, but don’t worry, they’ll all help you go from broke to ballin’! We send investing, saving and earning advice to make upping your money game fun and easy. Along with standard messages, you’ll also receive audio, video, chatbots and more!

Is Stackin’ free?

Yep! While signing up for Stackin’s text messaging service is free, message and data rates may apply.


What’s Stackin’s mission?

Stackin’s mission is to educate and empower a new generation of financial consumers. We provide the tools, guidance and products to help build healthier financial habits. 


How many people subscribed to Stackin’ text service?

As of 2020, over 800,000 users signed up for Stackin’s text service. Join the party! 


How do I sign up for Stackin’ texts?

To sign up for Stackin’ texts, just text ‘STACK’ to 257-48. You can also sign up through our website here:

Who can use Stackin’?

As long as you are at least 18 years old, you are welcome to join our text service! Certain products require you to be a U.S. citizen with a valid social security number.  

Can I respond to your texts?

Of course! Text us just like you would your BFF! We get to know you better every time you text us back (message and data rates may apply!) or interact with our messages. The more we know about you, the more we can help you!

Do I need a login & password after I have signed up for a text?

Nope! For our texting services, your phone number is all you need. However, If you have signed up for Stackin’ Cash or Stackin’ Invest you will need to use your login to access your account information if you have signed out. No biggie if you forgot your password, just navigate to the sign-in page on the Stackin’ web app and select “Forgot your password,” enter the phone number associated with your Stackin’ account and we’ll text you a confirmation code that you can use to reset your password. If you’re still having issues after following these directions you can reach out to the customer support team for more assistance.


Is Stackin’ safe?

Yep! Handing over your personal information can be a little intimidating… we get it. The good news is we use bank-grade security & encryption systems to keep your information safe and secure at all times.

​How can I stop receiving texts from Stackin’?

We’d hate to see you go, but you can opt out from receiving messages from Stackin’ at any time by

texting ‘STOP’ to 257-48.

I accidentally unsubscribed from Stackin’ texts, how do I resubscribe?

No biggie, resubscribing is easy! If you were previously subscribed to Stackin' texts and opted-out, you can resubscribe by texting "OOPS" or "STACK" to 257-48!


Additional questions or concerns:

  • General, email us at! We’ll do our best to get back to you within 72 hours.

  • Stackin' Cash,  Radius Bank’s Customer Service team by phone 800.242.0272, via web chat or visit their help desk here.

  • Stackin' Invest, shoot us an email at! We’ll do our best to get back to you within 72 hours.

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By using this website, you accept our Terms and ConditionsTerms of Use , Privacy Policy, and Do Not Sell My Data

This website and technology platform are operated by Stackin, Inc. The content on our website, social media posts, and overall communications, including SMS messages,  has been prepared for informational purposes ONLY, and is not intended to provide, and should not be relied on for, investment, tax, legal, accounting, or any kind of advice. Users need to do their own due diligence and decide what is a good fit for their individual circumstances.  Information presented is subject to change at any time due to market, economic, regulatory or other changes. The subject matter contained herein has been derived from several sources believed to be reliable and accurate at the time of compilation, but no representation or warranty (express or implied) is made as to the accuracy or completeness of any of this information. These materials are not intended for distribution to, or use by, any person or entity who is a citizen or resident of or located in any jurisdiction where such distribution, publication, availability or use would be contrary to law or regulation or which would subject Stackin Inc. to any registration or licensing requirement within such jurisdiction. The contents may not be reproduced in whole or in part or otherwise made available without the prior written consent of Stackin Inc.


**Investment advisory services are provided by Stackin Financial, LLC (“Stackin Financial”) which is an SEC registered investment adviser owned by Stackin Inc. Investing involves risk including loss of principal. The information here is for general informational purposes only and should not be considered an individualized recommendation or personalized investment advice. The type of investments mentioned may not be suitable for everyone. Each investor needs to review a security transaction for his or her own particular situation. Past performance is no guarantee of future results. The content on this website is for informational purposes only and does not constitute a complete description of Stackin Financial’s investment advisory services. Certain investments are not suitable for all investors and may not be available to all Stackin Financial clients.  DriveWealth, LLC, broker-dealer and member FINRA/SIPC, provides trade execution and clearing services in addition to traditional brokerage and custody services for Stackin Financial Clients’ advisory accounts. For more information, see our disclosures. All product and company names are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

 The $2/ month fee applies to accounts below $5,000 in value. For current fee schedule, please see the Stackin Financial Wrap Fee Brochure.

  • Email: Tel: (877) 391-0520

  • If you would like to contact us about our text message service, text HELP to 25748 for help or STOP to opt-out. Msg & data rates apply.

  • Information provided by Stackin’ and Stackin Financial is for informational and educational purposes only and is not investment or financial advice.

  • Additional information about Stackin Financial, LLC is available on the SEC’s website at

  • For all information or inquires about Stackin Financial’s Custodian, DriveWealth, LLC, please visit:

Stackin’ is a registered trademark of Stackin, Inc.   |   Copyright © 2019 Stackin Inc.  All rights reserved.