Konto Oszczędnościowe Profit
Bank Millennium • PLN
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Score based on rate competitiveness and popularity among users.
Our review
Adam Ostrowski · Updated: 28 August 2026
Konto Oszczędnościowe Profit — who it's for
Konto Oszczędnościowe Profit is a savings product from Bank Millennium intended for clients who want to keep spare funds in an account with "on demand" access (without being locked in, as with a term deposit), while also benefiting from a higher, promotional interest rate on new deposits. This is a short-term, flexible solution — the money stays liquid, but the high rate is time-limited and conditional, so the product will work best for clients who actively use a card or BLIK on the linked personal account.
Interest rate
The account has a two-tier interest rate structure calculated on the balance:
- Funds from PLN 1 to PLN 200,000: a promotional rate of 5.25% per annum.
- The surplus above PLN 200,000.01: a standard rate, much lower — 0.5% per annum.
Interest is capitalised monthly.
Importantly, the high interest rate is not unconditional. According to the promotion's description: "Promotional interest rate. The promotional interest rate period is 91 days. The stated rate is granted for new funds. Additional condition: in each month of the promotion you make at least 5 card or BLIK payments to the account." In other words: the increased rate applies only to new deposits (not old savings transferred within the same bank) and requires payment activity by card or BLIK at least 5 times a month. On the bank's website, the current edition of the promotion has specific defined time frames (30 July–10 September 2026), which is a narrower window than the general "91 days" indicated in the terms — readers should always verify the current promotion deadline directly on the bank's website before opening an account, as offers of this type tend to be renewed or modified. If the transaction-count condition is not met in a given month, the interest rate drops to the base rate — shown on the bank's website as 1.5% per annum, i.e. much less than the headline promotional figure.
Terms and fees
The account has no maintenance fee — the cost of upkeep is PLN 0. A significant restriction is the requirement to hold a personal account at the same bank — in this case, the Millennium 360° account. Without an open personal account at Bank Millennium, it is not possible to open or operate this savings account, which is worth bearing in mind when comparing it with offers from banks where the savings account works independently. The minimum age to open the product is 18, with no upper age limit stated in the database.
Pros and cons
Below is a summary of the key pros and cons of this savings account.
Summary
Konto Oszczędnościowe Profit can be an attractive short-term solution for people who already use (or are willing to use) a card or BLIK at least 5 times a month and have new funds to deposit up to PLN 200,000. The real, "headline" rate — currently 5.25% according to the bank's website — applies only to new deposits, is time-limited to the duration of the current promotion, and requires meeting the transaction condition; without it, the rate drops to just 1.5%. For people with savings exceeding PLN 200,000, the surplus is only interest-bearing at the 0.5% level, which is worth keeping in mind for larger amounts. An additional entry condition is holding a Millennium 360° personal account at the same bank — without it, the product is not available.
✓ Pros
- ✓ High promotional interest rate (5.25% per the bank's website) on funds up to PLN 200,000
- ✓ No account maintenance fee
- ✓ Monthly interest capitalisation
- ✓ Simple condition for the higher rate — 5 card or BLIK transactions per month
- ✓ Funds available on demand, without being locked in as with a term deposit
✕ Cons
- ✕ Promotional rate is time-limited and only for new funds
- ✕ Failing to meet the transaction condition lowers the rate to 1.5%
- ✕ Requires holding a Millennium 360° personal account at the same bank
- ✕ Surplus above PLN 200,000 only earns 0.5%
Returns calculator
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Calculation before 19% capital gains tax. Actual net return will be lower.