An online savings account holds your money at a bank or credit union that has no physical branches — you manage it entirely through a website or app
When you open an online savings account, you are depositing money with a financial institution that operates only digitally. The bank or credit union holds your funds in the same way a traditional bank does, but you cannot walk into a building to withdraw cash or speak to a teller in person. Instead, you transfer money in and out through your computer or phone, and the institution pays you interest on the balance you keep there.
The money itself is insured the same way: deposits up to $250,000 per account holder are protected by the Federal Deposit Insurance Corporation (FDIC) if the bank fails, or by the National Credit Union Administration (NCUA) if it is a credit union. This protection is identical to what you get at a bank with branches.
Key Takeaways
- Online savings accounts are held at banks or credit unions with no physical locations, and you manage them entirely through a website or mobile app.
- Interest rates at online banks are typically higher than at traditional banks because the institution has lower overhead costs with no branches to maintain.
- You can deposit money by transferring it from another bank account, and you can withdraw by transferring back to your checking account or requesting a check by mail.
- Your deposits are insured up to $250,000 by the FDIC or NCUA, the same protection you get at any other bank.
- Withdrawals take one to three business days to reach your other account, so online savings accounts work best for money you do not need immediately.
How deposits and withdrawals work
To put money into an online savings account, you link it to a checking account you already have at another bank. You then initiate a transfer from your checking account to the savings account through your online banking portal. The transfer usually takes one to three business days to complete, though some banks offer faster transfers for an extra fee.
To withdraw money, you reverse the process: you request a transfer from the savings account back to your checking account. Again, this takes one to three business days. Some online banks also let you request a paper check mailed to your address, though this takes longer — typically five to ten business days depending on mail delivery.
Because withdrawals are not instant, online savings accounts are designed for money you are saving rather than money you need to access quickly. If you need cash the same day, you would use your checking account instead.
Why online banks pay higher interest rates
Online savings accounts typically offer interest rates two to four times higher than savings accounts at traditional banks. This difference exists because an online bank has no branches, no tellers, and no physical locations to maintain. Those costs are passed to you as higher interest on your savings.
The rate you earn varies by bank and changes over time as the Federal Reserve adjusts its benchmark interest rate. When you open an account, the bank will show you the current annual percentage yield (APY) — this is the rate you will earn if you keep the money untouched for a full year. Some banks offer promotional rates for new customers that are higher for the first few months, then drop to a standard rate.
Interest is usually deposited into your account monthly. If you have $10,000 in an account earning 4.5% APY, you would earn roughly $37.50 per month, though the exact amount depends on the bank's calculation method and how many days are in the month.
How to move money in and out safely
When you link a checking account to your online savings account, the bank verifies ownership by making two small deposits (usually under $1 each) to your checking account. You then log into your checking account, find those deposits, and enter the amounts back into the savings bank's website. This confirms you control both accounts and prevents someone else from linking your account without permission.
Once the link is verified, you can transfer money between the two accounts whenever you want through your online banking portal. The transfer is electronic and secure — your account number and routing number are encrypted the same way they would be if you were paying a bill online.
If you want to transfer money to a completely different bank (not just between your own accounts), you can use a service called ACH transfer, which most banks support. This also takes one to three business days and is free at most institutions.
What happens if the bank fails
If an online bank fails, the FDIC steps in and protects your deposits up to $250,000 per account holder. This means if you have $50,000 in an online savings account and the bank closes, you will receive your $50,000 back. The FDIC does not charge you for this protection — it is funded by banks themselves.
The process is automatic. You do not have to file a claim or contact the FDIC. Within a few days of the bank's closure, the FDIC either transfers your account to another bank (so you keep the same account and can access your money immediately) or sends you a check for your balance.
If you have multiple accounts at the same bank — for example, a savings account and a money market account — they are insured separately up to $250,000 each. But if you have two savings accounts at the same bank, they are combined and insured as one account up to $250,000 total.
Fees and account minimums
Most online savings accounts have no monthly maintenance fee and no minimum balance requirement. Some banks offer slightly higher interest rates if you maintain a certain balance (often $25,000 or more), but you are not penalized for keeping less.
Withdrawal limits used to be common at online banks — many capped you at six withdrawals per month. These limits have largely disappeared, though a few banks still enforce them. Check the account terms before you open to see if there are any restrictions on how often you can transfer money out.
If you request a paper check or pay a fee for a faster transfer, those charges will be deducted from your account. Most banks do not charge for standard electronic transfers, but read the fee schedule to be sure.
How online banks keep your information secure
Online banks use encryption to protect your login information and account details. When you log in, your username and password are scrambled so that even if someone intercepts the data, they cannot read it. The same encryption protects transfers you initiate.
Most online banks also offer two-factor authentication, which means you have to verify your identity in two ways before you can log in — usually your password plus a code sent to your phone. This makes it much harder for someone to access your account even if they know your password.
If you notice unauthorized activity in your account, contact the bank immediately. Federal law limits your liability to $50 if you report the fraud within two business days, and to $500 if you report it within 60 days. After 60 days, you may lose all protection, so act quickly if something looks wrong.
Frequently Asked Questions
Can I use an online savings account as my main checking account?
No. Online savings accounts are designed for money you are saving, not for daily spending. Withdrawals take one to three business days, so you cannot use a debit card or write checks. Keep your checking account at a traditional bank or online bank that offers checking, and use the savings account for money you want to set aside and earn interest on.
What if I need to withdraw money before the transfer completes?
You cannot access the money until the transfer finishes, which takes one to three business days. If you need cash urgently, use your checking account instead. This is why online savings accounts work best for an emergency fund or money you are saving toward a specific goal, not for money you might need immediately.
Do I have to pay taxes on the interest I earn?
Yes. Interest earned in a savings account is taxable income. At the end of each year, the bank sends you a 1099-INT form showing how much interest you earned. You report this on your tax return. The amount is usually small unless you have a large balance, but it still counts as income.
Can I open an online savings account if I have bad credit?
Most online banks do not check your credit score when you open a savings account. They may check ChexSystems, a banking history database, to see if you have had problems with previous accounts (like overdrafts you did not pay). If you have been denied before, contact the bank directly to ask what their specific requirements are.
What is the difference between an online bank and an online savings account at my current bank?
An online bank is a separate institution with no physical branches. An online savings account at your current bank is an account you manage through their website, but the bank also has physical locations. Online banks typically offer higher interest rates because they have lower costs. Your current bank's online savings account may offer convenience if you already bank there, but the rate is usually lower.