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Citi Interest Booster Account

The easiest way to earn bonus interest on your savings.

Get up to 2.8%* p.a. interest when you spend, invest, insure, take out a home loan or even because your birthday is near!

Up to 2.8%* p.a. interest on your savings with the Citi Interest Booster account.

Start with 0.3% p.a. base interest. *T&Cs apply.

Save and earn

Save and earn

0.2% p.a.

Increase your balance by S$1,500 or more and be rewarded with 0.2% p.a. interest on incremental savings.


Invest and earn

0.6% p.a.

Make 3 investments of S$1,000 or more and get yourself additional 0.6% p.a. interest on your savings.


Insure and earn

0.6% p.a.

Protect your financial future with a bonus 0.6%. p.a. interest on your savings with a policy of minimum S$5,000 regular premium.


Spend and earn

0.2% p.a.

Treat yourself to 0.2% p.a. bonus interest when you spend at least S$500 monthly or more on eligible retail spend with your Citibank Debit Mastercard® and/or Citi Cash Back+ Mastercard® Credit Card.


Borrow and earn

0.8% p.a.

Take up a home loan of S$500,000 or more with Citi to unlock a sweet bonus of 0.8% p.a. interest on your savings.


Celebrate and earn

0.1% p.a.

Celebrate your birthday with an extra 0.1% p.a. birthday bonus interest, just for being you.

Interest booster

Citi Interest Booster Account

Easily track interest earnings over time on the app. Know how much bonus interest you can earn and track your progress.​

Calculate your bonus interest

Discover how much bonus interest you could be earning!

Account Average Daily Balance (S$)
Base Interest Rate* (p.a.)0.30%
Base Interest in a YearS$ 150.00
Bonus Interest (Rate p.a./In a Year S$)

Eligible monthly spend on Citibank Debit Mastercard® and/or Citi Cash Back+ Mastercard® Credit Card

0.20% / S$ 100.00
S$ 500

Eligible investment transactions per month
(Min. S$1,000 Investment Funds, S$1,000 FX or S$5,000 Stocks Purchase)

0.60% / S$ 300.00

New regular premium insurance
(Annual premium amount)

0.60% / S$ 300.00
S$ 5,000

New home loan amount

0.80% / S$ 400.00
S$ 500,000

Incremental monthly savings amount

0.20% / S$ 3.00
S$ 1,500

Birthday month bonus

0.10% / S$ 4.17

Total interest in a year: S$ 1,257.17

*0.30% p.a. Base interest is applicable to the first S$50,000 balance (valid till 31 December 2023) and 0.01% p.a. Base Interest is applicable to balances above S$50,000 in the Citi Interest Booster Account.

Offers for Citi Plus customers

Get up to S$686* welcome rewards

Get up to S$656* welcome rewards

Join Citi Plus online and deposit at least S$15,000 and successfully apply for a Citi Cash Back+ Mastercard® Credit Card by end of 2nd calendar month from account opening. Minimum monthly qualifying spend required.

See how you can get up to
S$656* rewards in a year. *T&Cs apply.

Get up to 2% cashback

Get up to 2% cashback

with Citi Cash Back+ Mastercard® Credit Card if you are a Citi Plus customer and primary account holder of a Citi Interest Booster Account. T&Cs apply.


Enjoy up to 3.88%* p.a. on a 3-month SGD Time Deposit

With fresh funds placement of S$250,000 to S$3 million. *T&Cs apply.

6-months free buy trades

Commission-free buy trades for new brokerage accounts

Enjoy 6-month commission-free buy trades online for U.S. and Hong Kong markets when you open a new Citibank Brokerage account. T&Cs apply

Insurance Offer

Insurance Offer

Get up to 16.88% p.a.* on a 2-month SGD or USD Time Deposit and/or receive vouchers* with purchase of any eligible AIA insurance plan through Citi. *T&Cs apply.

mortgage variable

Enjoy 0.05%* p.a. off your mortgage variable rates for the first two years

*Take up a Citi home loan in relation to completed residential property with a minimum loan amount of S$800,000. All loan applications are subject to the bank’s review. T&Cs apply.
Find out more

Things You Should Know Before You Apply

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Documents Required

Important Notice

Important information on the use of Citibank Singapore Global Consumer Banking Terms and Conditions and Customer Confirmation and Declaration

By signing up with Citi Plus, I understand that my banking needs will be managed digitally.


*Click here to view Citi Interest Booster Account Terms and Conditions.

Contents on this webpage are for general information only, and should not be relied upon as advice. The information provided does not have regard to any individual’s investment objectives, financial situation or particular needs. This webpage and its contents are not an offer nor solicitation to purchase, nor endorsement or recommendation of, any products or services by Citibank Singapore Limited, its related entities and their respective directors, agents and employees (together "Citigroup").

Important Insurance Disclosures

The insurance plans are underwritten by AIA Singapore Private Limited (Reg. No. 201106386R) (“AIA”) and distributed by Citibank Singapore Limited (“Citibank”). All insurance applications are subject to AIA’s underwriting and acceptance. Protected up to specified limits by SDIC. Insurance products are not bank deposits or obligations of or guaranteed by Citibank or any of its related entities. Please refer to full disclosures applicable to relevant products(s) and/or service(s).

Deposit Insurance Scheme

Singapore dollar deposits of non-bank depositors are insured by the Singapore Deposit Insurance Corporation, for up to S$75,000 in aggregate per depositor per Scheme member by law. Foreign currency deposits, dual currency investments, structured deposits and other investment products are not insured. For more information, please visit

The products and services mentioned in this document are not offered to individuals resident in the European Union, European Economic Area, Switzerland, Guernsey, Jersey, Monaco, San Marino, Vatican, Isle of Man, the UK, Brazil, or New Zealand. This document is not, and should not be construed as, an offer, invitation or solicitation to buy or sell any of the products and services mentioned herein to such individuals.​

Investment products are: Not Bank Deposits. Not Bank Guaranteed. May Lose Value. Not Insured By Any Government Agency. Investment products are not available to U.S. Persons.

This is only general product information provided by us and is not a contract of Insurance. The information provided must be read with, and subject to, all the terms and conditions and exclusions contained in the policy contract. Full details are stated in the policy contract. You should seek advice from a qualified adviser if in doubt. If you choose not to, you are responsible for ensuring that any insurance product you have applied for is suitable for you. All insurance applications are subject to the insurer’s underwriting and acceptance. Insurance products are not bank deposits or obligations of or guaranteed by Citibank Singapore Limited, Citigroup Inc or any of their affiliates or subsidiaries. Buying a life insurance policy can be a long-term commitment. An early termination of the policy usually involves high costs and the surrender value payable may be less than the total premiums paid. Insurance products are not eligible for deposit insurance coverage under the Deposit Insurance Scheme. They may be protected under the Policy Owners’ Protection Scheme which is administered by the Singapore Deposit Insurance Corporation ("SDIC"). For the list of insurance companies which are scheme members, please refer to this link Coverage is automatic and no further action is required from you. For more information on the types of benefits that are covered under the scheme as well as the limits of coverage, where applicable, please visit the LIA or SDIC websites or .

Citibank full disclaimers, terms and conditions apply to individual products and banking.

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