What is Savings Account Interest? A Complete Guide for Filipinos

Savings account interest is money a bank adds to your account based on the amount you keep there and the account’s rate. That means money you were already planning to save can grow a little over time while staying available for emergencies, planned expenses, or short-term goals.

Banks calculate savings interest in different ways, so it helps to look beyond the rate shown. Tax, fees, access to your money, and account conditions all affect what you receive.

Understanding bank account interest

When you compare savings accounts, banks usually show interest as a percentage per year. Your balance, the account’s rate, and how long you keep the money there determine what you earn. Results may differ slightly between banks because they use different calculation methods. Tax, fees, deposits, and withdrawals affect the final amount.

What is interest?

In a savings account, interest is the amount a bank pays you for keeping money in the account. Your deposit becomes part of the money the bank can use for loans and other banking activities. In return, the bank calculates your interest using the account’s rate.

For example, ₱10,000 at 2% interest per year earns ₱200 after 1 year if the balance and rate do not change. This and the other calculation examples are before tax unless statedotherwise.

Banks generally deduct a 20% final tax from interest earned on Philippine peso deposits. They deduct it from your interest, not from the money you deposited. In this example, the estimated interest after tax is ₱160.

Why do banks pay interest on savings accounts?

When you place money in a savings account, the bank combines your deposit with other customers’ deposits. It may use part of this money for lending and other banking activities. In return, it pays interest based on the account terms.

Bank income from lending and other activities is generally higher than the interest paid on deposits. The difference helps cover operating costs, unpaid loans, taxes, and profit. Paying interest encourages customers to keep savings with the bank.

This does not give you a direct share of each loan’s earnings. You are entitled to your account balance and the agreed interest, while the bank manages how it uses its money and follows banking regulations.

What an interest rate per annum means

An interest rate per annum is an annual rate. In banking, p.a. means “per annum” or “per year.” A 3% p.a. rate does not mean the bank adds 3% every month.

For a rough monthly estimate, divide the annual rate by 12. If a bank calculates interest daily, the exact amount will depend on its calculation method and your balance during the period. For a closer estimate, check the account terms rather than relying on the p.a. figure alone.

How savings interest helps

Savings interest on its own usually will not build substantial wealth. Its practical use is to add to money you have set aside for an emergency, tuition, medical costs, travel, or another goal.

A savings account is a financial asset. Compared with many investments, it usually gives you easier access to your money. You can keep funds available for short-term needs while earning interest. That interest may offset a small part of inflation, though the rate may not keep up with rising prices.

How does savings account interest work?

The bank uses the account’s rate to calculate interest on the part of your balance that qualifies. It deducts the required tax, then adds the remaining interest to your account on its scheduled crediting date.

For example:

1. You keep ₱50,000 in an account earning 2% p.a.

2. If you divide the annual rate into 12 equal periods, the estimated interest before tax for the month is ₱83.33.

3. After the 20% tax, the bank adds an estimated ₱66.67 to your account.

4. If the interest remains in an account that compounds monthly, the next calculation may use a balance of about ₱50,066.67.

Not every bank uses this exact method. An account may calculate interest daily or use an average daily balance. It may divide the annual rate by 365 or use different rates for different amounts in your balance. Deposits and withdrawals during the month affect the result.

Fixed, variable, and promotional rates

Bank interest rates may be fixed, variable, standard, or promotional. Each type tells you whether the rate can change, how long it lasts, and whether it comes with conditions.

A fixed rate stays the same for a stated period. It is more common in time deposits than in regular savings accounts.

A variable rate changes when the bank updates the account rate.

A promotional rate applies for a limited period or only when you meet specific conditions. Common conditions include keeping a required balance, making certain transactions, or depositing new money.

Before you compare a promotional rate, write down four details: the regular rate, when the promotion ends, how much of your balance receives the higher rate, and what you must do each month. An “up to” rate may apply to only a set amount of your balance or after you meet several requirements. Base your estimate on the rate you can actually earn under the account’sconditions, then use it in the computations below.

How is interest calculated on savings accounts?

You do not need to compute every amount manually. A few simple steps can give you a useful estimate. The final amount may differ slightly because the bank uses your actual balances and its own calculation rules.

How to calculate interest on savings using simple interest

You can estimate simple interest in three steps:

1. Multiply your balance by the annual interest rate.

3. Adjust the result if you are saving for less than 1 year.

5. Deduct the 20% final tax from the interest.

Suppose you keep ₱10,000 in an account earning 2% p.a. for 1 year:  ₱10,000 × 2% = ₱200 interest before tax

The 20% tax on ₱200 is ₱40: ₱200 − ₱40 = ₱160 estimated interest after tax

For a 6-month estimate, use half of the annual interest. For example, ₱75,000 at 1.5% p.a. earns: ₱75,000 × 1.5% × 6 ÷ 12 = ₱562.50 before tax

After the 20% tax, the estimated interest is ₱450.

These examples assume the balance and rate do not change and that no fees apply. The bank’s final calculation may differ because it may use your daily or average daily balance.

Compound interest in the Philippines: how it works

Some savings accounts earn compound interest. This means interest already added to the account becomes part of the balance used for later interest calculations.

For a simple example before tax and fees, imagine a savings account that earns 2.4% p.a. and compounds monthly. For this example: 2.4% ÷ 12 = 0.2% per month

In the first month: ₱10,000 × 0.2% = ₱20 interest

The balance becomes ₱10,020.

In the second month: ₱10,020 × 0.2% = ₱20.04 interest

The balance becomes ₱10,040.04.

The second month earns slightly more because the interest added in the first month is now included in the balance used for the next calculation.

The difference may be small at first, but it can grow over a longer period. Actual results depend on the account’s rate, how often interest is compounded, tax, fees, and any deposits or withdrawals.

What affects the interest you earn?

Your final earnings are based on your balance, rate, how often the bank calculates interest, tax, fees, and account activity.

Balance and bank interest rate

If the rate stays the same, you earn more on a larger balance. If the balance stays the same, you earn more at a higher bank interest rate.

For example, ₱50,000 at 1% p.a. earns ₱500 in 1 year. At 3% p.a., the same balance earns ₱1,500. Both estimates are before tax and assume the balance and rate stay unchanged.

Fees, a maintaining balance you cannot keep, limited withdrawal options, or difficult requirements may leave you earning less than expected.

How often interest is calculated and added

Banks calculate and add interest according to the schedule in the account terms. Interest may be calculated more often than it is paid or credited.

Salmon Save earns 4% p.a. Interest is calculated daily based on your end of day balance and is posted at the end of each month. Because your balance may change from day to day, the amount credited for each month may vary.

For example, if your balance stays at ₱10,000 for a day:

₱10,000 × 4% ÷ 365 = about ₱1.10 interest before tax for that day

The bank repeats the calculation using your end of day balance, then posts the accumulated interest at the end of the month.

Tax, fees, and balance changes

The 20% final tax applies to the interest, not to your deposit. If an account earns ₱1,000 before tax, the estimated amount after tax is ₱800.

Fees reduce that amount further. Look for maintaining balance fees, account fees, withdrawal charges, dormancy fees, and charges for services you expect to use.

For a simple view of profitability, compare the interest left after tax with the fees you expect to pay. For example, ₱10,000 earning 2.5% produces ₱250 before tax, or about ₱200 after tax, in 1 year. One ₱200 fee would remove the entire year’s earnings.

Your deposits and withdrawals change the balance used in the calculation. If the account uses average daily balance, the bank looks at how much money stayed in the account each day.

Suppose you keep:

• ₱30,000 in the account for the first 15 days

• ₱10,000 for the next 15 days

A simplified average daily balance computation is: (₱30,000 × 15 days + ₱10,000 × 15 days) ÷ 30 days  = ₱20,000 average daily balance

The bank would calculate the month’s interest using an average balance of about ₱20,000, not the original ₱30,000.

Adding the withdrawn money back near the end of the month would not remove the effect of the earlier days when the balance was lower. The bank’s actual result may differ slightly because it uses the exact number of days and its own calculation rules.

Banks use the same basic interest principles across account types, while each account sets its own balance, fee, and withdrawal requirements.

Types of savings accounts in the Philippines

Regular savings accounts

Do savings accounts earn interest? Many do, but the rate and the balance needed to earn interest vary by account. Some accounts are mainly for payments or transfers and do not earn interest.

A regular savings account suits money you want to keep within easy reach. Depending on the bank, you may be able to use a passbook, ATM, branch, bank transfer, or app to manage the account.

Before you open one, review the initial deposit, maintaining balance, balance required to earn interest, fees, and available deposit and withdrawal methods. These conditions are not always the same. For example, you may need one amount to keep the account open and a higher amount to earn interest.

Higher-interest savings accounts

Higher-interest savings accounts often attach conditions to the rate shown by the bank. The rate may apply to your full balance or only a set amount. You may need to keep a minimum balance, complete monthly transactions, limit withdrawals, or use the bank’s app.

A rate of 4% on the first ₱10,000 is not the same as 4% on your full balance.

Suppose you keep ₱50,000 in an account that pays:

• 4% p.a. on the first ₱10,000

• 1% p.a. on the remaining ₱40,000

The estimated interest before tax is:

₱10,000 × 4% = ₱400

₱40,000 × 1% = ₱400

Total estimated interest = ₱800 before tax

After the 20% final tax: ₱800 − ₱160 = ₱640 estimated interest after tax

Although the account shows a 4% rate, only the first ₱10,000 earns that amount. Across the full ₱50,000 balance, the interest works out to about 1.6% before tax.

When the promotion ends, the account may return to a lower standard rate.

Feature	What to check
Interest rate	Is it standard, promotional, fixed, variable, or “up to” a stated rate?
Balance covered by the rate	Does the rate apply to the full balance or only a set amount?
Access	How and when can you withdraw the money?
Fees	Are there maintenance, withdrawal, dormancy, or service fees?
Requirements	What balance do you need to open and maintain the account?
Safety	Check bank supervision and deposit insurance.

Earn interest with a Salmon Save account

Earn 4% p.a. before the 20% final withholding tax, with interest calculated daily and posted monthly, while keeping your money accessible without a lock in period. Open an account

How to earn more interest on your savings

To increase what you earn, compare accounts using the same balance, add money regularly, and avoid fees that reduce the interest.

Compare accounts using the same amount and period

To make a fair comparison, use the same deposit amount and saving period for every account. A simple computation is enough:

Expected interest after tax − likely fees = amount left after tax and fees

Use the rate that will apply to your balance for most of the period, then confirm the figures on the bank’s official website or in its account terms and conditions.

Save regularly and give compounding time

Regular deposits increase the balance that earns interest. Choose an amount you can keep setting aside even when your expenses are higher. Add more when your budget allows.

In a simplified example, you deposit ₱1,000 at the end of every month into an account earning a constant 3% p.a., compounded monthly. The estimated balance reaches ₱139,741 after 10 years and ₱328,302 after 20 years, before tax and fees.

Most of the balance after 10 or 20 years comes from the money you deposited. Interest adds to it gradually, and a longer saving period gives both your deposits and credited interest more time to grow.

Actual results will vary if the rate changes or you deposit a different amount.

Review fees and account activity

When you check your statement, look at the interest added, tax deducted, fees charged, and any deposits or withdrawals that changed the balance used for the calculation. Check whether the bank changed the interest rate as well.

If you no longer use an account, follow the bank’s process for closing it. An inactive account may become dormant and incur a fee, depending on its terms.

What to consider beyond the rate

After estimating the interest, compare how easily you can withdraw the money and how the deposit is protected.

Access to your money

For money you may need urgently, choose an account that lets you withdraw easily. Check whether there is a lock in period or a withdrawal restriction. Salmon Save, for example, has no lock in period and lets you deposit or withdraw funds anytime, subject to the account terms. Consider a fixed term only for money you can leave untouched, and check the early withdrawal rules and charges first.

Inflation

Inflation causes prices to rise over time. When inflation is higher than your savings rate, your account may earn interest while the money gradually buys less.

A savings account works well for money you need to keep accessible, even when its rate does not keep up with inflation. The concern is leaving money for a goal many years away in a low-interest account without reviewing your options. For long-term goals, you may consider other regulated savings or investment options, though they usually involve more risk, less access to your money, or both.

Bank supervision and deposit insurance

Check whether the Bangko Sentral ng Pilipinas supervises the bank and whether PDIC covers your deposit. When you review official records, match the bank’s exact legal name rather than relying on the brand name alone.

Effective March 15, 2025, PDIC insures your eligible deposits up to ₱1 million per depositor, per bank, subject to its rules. Opening two savings accounts at the same bank does not automatically double your coverage because PDIC generally looks at your combined eligible deposits in that bank. Open accounts and make deposits only through the bank’s official andauthorized channels.

Earn more on money you can leave untouched

Open a Salmon Time Deposit from ₱5,000, choose a term from 6 months to 5 years, and earn from 6% p.a. before the 20% final withholding tax. Apply today

Compare the whole account

Start with the estimated interest after tax and fees. Then compare access, balance requirements, bank supervision, and deposit insurance.

Before you choose, answer three practical questions:

1. How much can I realistically keep in the account?

2. How quickly might I need to withdraw it?

3. After tax and likely fees, how much interest will remain?

Choose the account whose balance, fee, and withdrawal requirements fit how you plan to use your savings.

Frequently asked questions

How much interest can I earn on my savings in the Philippines?

Estimate your earnings using the balance that earns interest, the annual rate, and the time your money stays in the account. Then consider how the bank calculates interest, the 20% final tax, any fees, and your withdrawals.

Is the interest on my savings account simple or compound?

It depends on the account. Some savings accounts use simple interest, while others use compound interest. Salmon Save calculates interest daily based on your end of day balance and posts the accrued interest at the end of each month. Check the account terms to see how interest is calculated for your specific account.

When does my savings account pay interest?

The account details tell you when interest is added. The timing varies: the bank may calculate it daily, use your average daily balance, or follow another method. It deducts the required tax before adding the remaining interest to your account.

What is a savings account interest rate?

A savings account interest rate is the percentage a bank uses to calculate what you earn on the part of your balance that qualifies for interest. Banks usually show this rate per annum, or per year. The calculation method, tax, fees, and time in the account determine the final amount.

Do all savings accounts earn interest?

No, some accounts are mainly for payments or transfers and do not earn interest. Before you open one, confirm whether it pays interest and whether you need to keep a minimum balance to earn it.

How do I know whether a savings account rate is good?

A good rate leaves you with some interest after tax and likely fees, without conditions you'd have a hard time fulfilling. Check whether the rate is temporary, covers your full balance, or requires transactions you would not normally make.

How can I check whether a high-interest savings account is safe?

Check whether the Bangko Sentral ng Pilipinas supervises the bank and whether PDIC covers your deposit. Use only official bank channels when you open the account or deposit money into it.