High-interest multiplier accounts in Singapore are ordinary SGD deposit accounts that add bonus interest when your monthly banking activity matches the bank’s rules. The usual triggers are salary credit, card spending, GIRO payments, savings balance growth, investments, insurance or selected wealth transactions. The headline rate is rarely paid on every dollar with no conditions. It usually applies only to a capped balance tier and only for months where the qualifying actions are met.
Bonus Interest
Salary Credit
Checked June 2026
Bonus interest savings or current account
Base interest plus monthly bonus tiers
Salary, card spend, GIRO, save, insure, invest
Missing a monthly condition and earning only base interest
Main Details for High-Interest Multiplier Accounts
A multiplier account works by linking your deposit balance to your banking activity. The account may pay a small base rate on the whole balance, then add bonus interest when you complete actions such as crediting salary, spending on an eligible card or making bill payments by GIRO. For a separate view of how salary and spending rules affect account interest, see salary and spend criteria.
The fallback rate that usually applies even when no bonus condition is met. It is often much lower than the advertised headline rate.
Extra interest paid only when the bank recognises your monthly activity under the product rules.
The portion of your account balance that can earn bonus interest. Many accounts cap the higher rate at S$75,000, S$100,000, S$150,000 or another stated tier.
The advertised rate is not a promise that every customer will earn that rate. It depends on account balance, transaction timing, eligible card spend, salary coding, product holdings and current bank terms.
How Multiplier Account Interest Works
Base Interest Plus Bonus Interest
The bank normally starts with a base rate, then adds recognised bonus categories. A user who credits salary and spends on an eligible card may earn a different rate from a user who only keeps cash in the account. A user who adds insurance or investment transactions may reach a higher headline tier, but those products carry their own costs, risks and suitability checks.
Monthly Qualification Rules
Qualification is usually checked by calendar month. A missing salary credit, excluded card transaction, reversed payment or late-posted transaction can change that month’s interest. Salary credit may need the correct GIRO, FAST or PayNow transaction description. GIRO rules are also relevant when accounts give bonus interest for recurring bill payments; the mechanics are explained in GIRO payment setup.
Balance Tiers and Effective Interest
The rate may be tiered. For example, one band may apply to the first portion of the balance and another band to the next portion. The effective interest rate is the blended rate across all eligible tiers. This is why two accounts with similar headline rates can produce different dollar interest for the same balance.
High-Interest Multiplier Accounts Compared
The table uses public product pages checked in June 2026. Rates and conditions can change by notice, so the official bank page remains the verification point before opening or moving salary credit.
| Bank | Account | Advertised Rate | Main Bonus Balance Cap | Common Conditions | Watch Point | Official Verification |
|---|---|---|---|---|---|---|
| DBS | DBS Multiplier | Up to 4.10% p.a. | First S$100,000 | Credit income, then transact in one or more recognised categories such as card spend, home loan, insurance or investment. | If the monthly criteria are not met, the SGD balance earns the base rate for that month. | DBS rate page |
| OCBC | OCBC 360 Account | Up to 4.45% EIR | First S$100,000 | Salary credit, balance growth, eligible card spend, insurance and investment categories. | The highest illustration needs several categories, and some categories are tied to eligible wealth products. | OCBC 360 page |
| UOB | UOB One Account | Up to 3.40% p.a. | Up to S$150,000 | Spend at least S$500 on eligible UOB cards and either credit salary of at least S$1,600 or make 3 GIRO debit transactions monthly. | The top tier is linked to both card spend and the higher account balance band. | UOB One page |
| Standard Chartered | Bonus$aver | Up to 5.85% p.a. | First S$100,000 | Salary credit, eligible Bonus$aver card spend, selected insurance and investment actions. | The higher bonus layers may involve large insurance premium or investment ticket sizes. | Bonus$aver page |
| Maybank | Save Up Programme | Up to 4.00% p.a. | First S$75,000 | Use an eligible savings account and link banking activity such as debit card, saving, spending or selected products. | The programme is tied to eligible account and product conditions, not only idle cash balance. | Maybank Save Up page |
| Bank of China | BOC SmartSaver | Up to 4.60% p.a. | First S$100,000 | Bonus categories include wealth, card spend, salary credit and extra savings criteria. | Terms shown by BOC are effective from 1 November 2025, so users should check for later notices before applying. | BOC SmartSaver page |
| Trust Bank | Trust Savings Account | Up to 2.40% p.a. | Up to S$1.2 million | Plan-based bonus structure where users choose how to earn interest through the app. | This is not a traditional salary-plus-card multiplier account; compare the chosen plan before relying on the headline rate. | Trust savings page |
No matching rows found.
The table is for product structure comparison, not a ranking. A lower headline rate may still suit a user who can meet it every month, while a higher headline rate may be less useful if the qualifying actions do not match the user’s normal banking pattern.
Advertised Headline Rate Chart
This chart compares public headline rates only. It does not adjust for eligibility, spend requirements, balance caps, wealth-product conditions, posting dates or account fees.
| Account | Advertised Headline Rate | Main Cap Shown | Reading Note |
|---|---|---|---|
| Standard Chartered Bonus$aver | 5.85% p.a. | First S$100,000 | Higher layers can depend on salary, spend, insurance or investment criteria. |
| BOC SmartSaver | 4.60% p.a. | First S$100,000 | Bonus categories include salary, card, wealth and savings criteria. |
| OCBC 360 | 4.45% EIR | First S$100,000 | Maximum EIR illustration assumes several bonus categories. |
| DBS Multiplier | 4.10% p.a. | First S$100,000 | Monthly eligible transactions determine the final rate. |
| Maybank Save Up | 4.00% p.a. | First S$75,000 | Programme conditions depend on eligible linked products. |
| UOB One | 3.40% p.a. | Up to S$150,000 | Requires eligible card spend plus salary credit or GIRO activity. |
| Trust Savings | 2.40% p.a. | Up to S$1.2 million | Plan-based account; compare the selected plan conditions. |
No matching rows found.
Common Bonus Interest Criteria
Multiplier accounts reward different user behaviours. A good match is usually the account that fits existing habits, not the account with the highest possible rate. For broader everyday account comparisons, use everyday savings accounts as a separate reference point.
| Criterion | What Banks Usually Check | Typical Monthly Action | Common Exclusions | User Fit |
|---|---|---|---|---|
| Salary Credit | Incoming salary with recognised transaction code or description. | Credit salary through employer payroll, GIRO, FAST or PayNow channel where accepted. | Manual transfers, wrong purpose code or non-salary inward credits may not qualify. | Salaried employees with stable monthly payroll. |
| Card Spend | Posted spend on eligible credit or debit cards. | Spend a stated minimum such as S$500 or S$1,000 where the product requires it. | Refunds, reversed transactions, cash advances, fees, tax payments or wallet top-ups may be excluded. | Users who already spend regularly on the bank’s eligible card. |
| GIRO Payments | Number of successful GIRO debit transactions in the month. | Pay recurring bills such as utilities, telecoms or insurance through GIRO. | Failed debits, cancelled arrangements or non-GIRO transfers. | Households with predictable recurring bills. |
| Save or Balance Growth | Increase in average daily balance compared with the previous month. | Add fresh savings and avoid withdrawals that lower the average balance. | End-month top-ups may not help enough if average daily balance is the measure. | Users building cash reserves month by month. |
| Insurance | Purchase of eligible insurance products through the bank or approved channel. | Meet the product’s premium and eligibility conditions. | Policies outside the bank’s eligible list or cancelled policies. | Users who already need the insurance after reviewing suitability. |
| Investment | Eligible unit trust, online equities, portfolio or wealth transaction amount. | Place or buy an eligible investment through the bank. | Products below the stated ticket size or outside eligible product lists. | Users who understand investment risk and product costs. |
| Large Balance or Relationship Tier | Average daily balance, total relationship balance or selected account plan. | Maintain the required balance without breaching account conditions. | Balances above the bonus cap may earn a lower rate. | Users holding larger cash balances who still need liquidity. |
No matching rows found.
Simple Interest Example
This simplified example shows why the effective rate matters. It does not reproduce any bank’s exact calculator, rounding method or tier schedule.
S$50,000 balance earns only a 0.05% p.a. base rate for one month because no bonus condition is met.
Approximate monthly interest: S$2.08 before rounding.
S$50,000 balance qualifies for a 1.50% p.a. blended bonus outcome for one month.
Approximate monthly interest: S$62.50 before rounding.
S$120,000 balance qualifies for bonus interest only on the first S$100,000, while the excess earns a lower rate.
Practical effect: the headline rate does not apply evenly to the whole S$120,000.
Do not buy insurance, investments or credit products only to chase deposit interest. Check product cost, lock-in period, risk, liquidity and cancellation rules separately.
Which User Profile Fits Multiplier Accounts
- Salary is already credited monthly in Singapore.
- Card spending naturally meets the required minimum without overspending.
- Recurring bills can be paid through recognised GIRO arrangements.
- The eligible balance stays within the bonus cap most months.
- The user wants liquid cash instead of locking funds into a fixed deposit.
- Income is irregular, freelance or paid from overseas without recognised salary coding.
- Monthly spend is low or not on the bank’s eligible card.
- Cash balance is much higher than the account’s bonus cap.
- The headline rate depends on investment or insurance purchases not already needed.
- The account has fall-below fees, product fees or card annual fees that reduce the net benefit.
Foreigners, students and work pass holders should also check account opening eligibility and documentation. The requirements may differ from product eligibility, and digital application flows may still request address, employment or pass information. For account setup context, see documents for account opening.
What to Check Before Choosing
Check whether the higher rate applies to the first S$50,000, S$75,000, S$100,000, S$150,000 or another tier.
Salary may need to arrive through a recognised purpose code or transaction description. Ask payroll if you are unsure.
Bill payments, government payments, top-ups, fees and reversed transactions may not count.
Fall-below fees, card fees, foreign currency charges and product fees can reduce the value of bonus interest. Minimum balance rules are covered separately in minimum balance requirements.
Insurance and investment products should be assessed on their own merits, not only as a deposit interest booster.
Alternatives to Multiplier Accounts
A multiplier account is useful when monthly activity is predictable. Other deposit choices may be easier to manage when the user wants fewer conditions or a fixed tenor.
| Alternative | How It Differs | User Situation |
|---|---|---|
| Simple Savings Account | Lower or simpler rate, fewer monthly tasks. | Useful for emergency cash and users who do not want to track conditions. |
| Fixed Deposit | Rate and tenor are usually set at placement, but early withdrawal may reduce interest. | Useful for cash that can be locked for a stated period. Compare with fixed deposit tenors. |
| Multi-Currency Account | Focuses on holding or converting several currencies, not always on SGD bonus interest. | Useful for travel, overseas income or foreign currency spending; see multi-currency account use. |
| Payment-Focused Account | Optimised for FAST, PayNow, GIRO and daily transactions rather than headline deposit yield. | Useful for active bill payments and transfers; PayNow setup is explained under PayNow linking options. |
Deposit Insurance and Account Safety
Singapore dollar deposits in standard savings, current and fixed deposit accounts with a Deposit Insurance Scheme member are protected up to S$100,000 per depositor per Scheme member. MoneySense explains that the Singapore Deposit Insurance Corporation administers the scheme, and that all full banks and finance companies in Singapore are required to be members of the scheme.
Coverage check: Deposit insurance is not the same as a bonus interest guarantee. It covers eligible SGD deposits up to the statutory limit if a Scheme member fails. Foreign currency deposits, structured deposits and investment products are not treated the same way.
Verification Notes
Product terms, account rates, eligibility rules and promotions can change. Before applying, check the bank’s official product page, latest rate table, product terms, fee schedule and any dated revision notice. The public sources used for this page include DBS Multiplier, OCBC 360, UOB One, Standard Chartered Bonus$aver, Maybank Save Up, BOC SmartSaver, Trust Savings and MoneySense deposit insurance materials.
Use the bank’s latest public page or notice, not an old screenshot or third-party table.
Check the amount that can earn bonus interest and the rate for balances above that amount.
Confirm how salary, FAST, PayNow and GIRO transactions must appear in statements.
Review fall-below fees, card fees, account charges, investment costs and insurance terms.
FAQ
Are multiplier accounts the same as fixed deposits?
No. A multiplier account is usually a liquid savings or current account with monthly bonus conditions. A fixed deposit normally locks funds for a chosen tenor and may reduce interest if withdrawn early.
Why is my earned rate lower than the advertised rate?
The headline rate may require salary credit, eligible card spend, GIRO payments, investment, insurance or a specific balance tier. If one condition is missed, that month’s interest can drop.
Do card transactions always count toward bonus interest?
No. Banks usually exclude some transactions, such as refunded payments, fees, cash advances, certain bill payments, wallet top-ups or transactions posted outside the qualifying month.
Can foreigners open high-interest savings accounts in Singapore?
Many banks allow foreigners with valid passes to apply, but eligibility depends on the bank, account type, identity documents, address proof and onboarding channel. Check the official account opening page before applying.
Should I buy an investment or insurance product to earn more deposit interest?
Not only for deposit interest. Investments and insurance products have separate costs, risks, lock-in periods and suitability checks. The deposit bonus should not be the only reason for buying them.
