Summary: VIO Bank is an online banking division of Midfirst Bank, one of the largest private banks in the United States. Launched in 2018, VIO Bank focuses on providing deposit accounts with competitive interest rates.
Here is a look at the products and services offered by Vio Bank:
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Online savings account: Vio Bank’s online savings account currently offers 1.10% APY with a minimum opening deposit of $100 required. There are no monthly fees associated with the account unless you choose to receive paper statements. Interest is compounded daily and credited monthly.
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Deposit certificates: Vio Bank’s CD terms range from six months to 10 years, with interest rates up to 4.30% APY. There is a minimum opening requirement of $500. Interest connections daily. If you withdraw your CD funds before the account reaches maturity, an early withdrawal penalty applies (varies according to the length of the CD term).
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Money market savings: The Cornerstone Money Market Savings Account offers a competitive APY of 4.46% with a minimum opening deposit requirement of $100. There are no monthly fees and interest connections daily. This account is one of our top 10 picks for the best money market accounts available today.
VIO Bank does not charge monthly account fees or overdraft fees. However, there are a handful of fees you may encounter as a Vio Bank customer.
Read more: What are bank fees and how do I avoid them?
Here’s a look at some of the pros and cons of banking with Vio Bank:
PROS
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Competitive interest rates on CDS and money market accounts: VIO Bank offers some of the highest rates in the market for CDS and money market accounts, up to 4.46% APY.
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No monthly account fees: VIO Bank does not charge monthly fees for account maintenance.
Disadvantages
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No physical branches: Vio Bank is an online division of Midfirst Bank and has no physical branches for customers to visit.
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Limited account options: VIO Bank currently offers three types of deposit accounts, but does not offer an option for a checking account. It also does not offer lending or investment services.
VIO Bank representatives are available by phone during the following hours:
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Monday through Friday from 7am to 9pm CT
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Saturday from 8am to 6pm CT
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Sunday from 12pm to 4pm CT
Customers can also submit a form to be contacted by a bank representative.
Additionally, Vio Bank offers a mobile app on the App Store and Google Play with a rating of 4.6 and 2.9 stars respectively. Customers can use the app to check account balances, search transactions, on-the-go deposit checks, and access statements and tax documents.
Read more: 10 best mobile banking apps of 2025
VIO Bank is a division of Midfirst Bank, an FDIC-insured bank. This means that deposits are insured up to the federal limit of $250,000 per custodian, per institution, per ownership category.
Vio Bank’s routing number is 303087995.
Vio Bank is owned by Midfirst Bank, the largest private bank in the US.