Earn more on your USD savings with Mox

Whether you're looking for a secure place to grow your money, waiting for opportunities, or actively seeking trading and wealth options, Mox is your top choice for a USD bank in Hong Kong.

Boost your savings! Enjoy up to 3% p.a. Bonus Rate^ on your USD savings when you invest and FX with Mox!
Boost your savings! Enjoy up to 3% p.a. Bonus Rate^ on your USD savings when you invest and FX with Mox!

Boost your savings! Enjoy up to 3% p.a. Bonus Rate^ on your USD savings when you invest and FX with Mox!

During October 2025, complete Eligible Transactions of Cumulative Amount at least HKD50,000(or equivalent) to maximise your returns with an additional +2.75% p.a.Bonus Rate on USD savings and +1.375% p.a. on HKD savings for that month^!

Eligible Transactions include:

  • Net purchase of Funds/Core Portfolio* ; or
  • Currency Exchange transaction**

*Based on the investment amount when the order is successfully submitted.
**FX amount that is sold (inclusive of any applicable fees and charges) in Hong Kong dollars.

Earn with no tier and no cap with your USD savings!

USD savings deposit Savings Rate (p.a.)
Savings Base Rate (as of 1 Oct 2025)¹ 0.25%
Bonus Rate (for October) +2.75%
Total interest rate 3%


HKD savings deposit Savings Rate (p.a.)
Savings Base Rate (as of 1 Oct 2025)¹ 0.125%
Bonus Rate (for October) +1.375%
Total Interest Rate 1.5%

^The Bonus Rate will be applied to your USD Eligible Savings Deposits and up to HKD 1 million of your HKD Eligible Savings Deposits on the next calendar day after you satisfy the Bonus Rate Requirement. You will not receive the Savings Base Rate and Bonus Rate for deposits in your Time Deposit Account(s) and FlexiBoost Account(s). Both Investment and FX exchange involve risks. Terms and Conditions apply. Please refer to the Bonus Rate Promotion (October 2025) for further details.

Frequently Asked Questions

What is the interest rate that applies to deposits in my Mox Account?
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For deposits held in your savings account with Mox, you’ll earn interest at the following rate:

HKD Savings Base Rate

HKD savings deposit Interest Rate (p.a.)
No cap, no tiers 0.125%

USD Savings Base Rate

USD savings deposit Interest Rate (p.a.)
No cap, no tiers 0.25%

For other foreign currencies (AUD, CAD, CNY, EUR, GBP, JPY, NZD, SGD), you will earn 0.01% p.a. interest.

Interest will be calculated:

  • for HKD, GBP and SGD, based on a 365-day year basis; and
  • for all other currencies, based on a 360-day year basis,

During October 2025, complete FX order(s) and/or net purchase of Funds/Core Portfolio for eligible transactions of at least HKD50,000(or equivalent) to maximise your returns with an additional +2.75% p.a. Bonus Rate on USD savings and +1.375% p.a. on HKD savings for that month^!

Eligible transactions include:

  • Net purchase of Funds/Core Portfolio*;
  • Foreign Exchange transaction**

*Based on the investment amount when the order is successfully submitted.
**FX amount currency that is sold (inclusive of any applicable fees and charges) in Hong Kong dollars.

^The Bonus Rate will be applied to your USD Eligible Savings Deposits and up to HKD 1 million of your HKD Eligible Savings Deposits on the next calendar day after you satisfy the Bonus Rate Requirement.

You will not receive the savings base rate and Bonus Rate for deposits in your Time Deposit Account(s) and (if applicable) FlexiBoost Account(s). The FlexiBoost Account balance shall be included in the Eligible Balance for Card Rewards mentioned in the Mox Card Rewards Table.

Both Investment and FX exchange involve risks. Terms and Conditions apply. Please refer to the Bonus Rate Promotion (Oct 2025) Terms and Conditions for further details.

What is Bonus Rate?
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During October 2025, complete FX order(s) and/or net purchase of Funds/Core Portfolio for eligible transactions of at least HKD50,000(or equivalent) to maximise your returns with an additional +2.75% p.a. Bonus Rate on USD savings and +1.375% p.a. on HKD savings for that month^!

Eligible transactions include:
• Net purchase of Funds/Core Portfolio*;
• Foreign Exchange transaction**

*Based on the investment amount when the order is successfully submitted.
** FX amount currency that is sold (inclusive of any applicable fees and charges) in Hong Kong dollars.
^The Bonus Rate will be applied to your USD Eligible Savings Deposits and up to HKD 1 million of your HKD Eligible Savings Deposits on the next calendar day after you satisfy the Bonus Rate Requirement.

For avoidance of doubt:

• You will not receive the Bonus Rate for deposits in your Time Deposit Account(s) and FlexiBoost Account(s);
• Net Fund Transactions Amount are calculated based on the net purchase amount of fund(s) units in HKD (or equivalent) (i.e. purchase minus sell) on the day you have successfully submitted your order, excluding (i) any amount in respect of orders resulting from Rebalancing and (ii) any applicable fees and charges.

Example: you successfully submit a fund buy order of HKD50,000 on 1 October 2025 and meet the Bonus Rate Requirement and become eligible for the Bonus Rate starting from 2 October 2025.

On 3 October 2025, you successfully submit a fund sell order of HKD5,000. The Net Fund Transaction Amount will be reduced to HKD45,000. Thus you will no longer meet the Bonus Rate Requirement and will no longer be eligible for the Bonus Rate starting from 4 October 2025.

Both Investment and FX exchange involve risks. Terms and Conditions apply. Please refer to the Bonus Rate Promotion (Oct 2025) Terms and Conditions for further details.

¹Savings base rate as at 1 October 2025. Savings rates are subject to review according to changes in market conditions from time to time. Mox's General Terms and Conditions and all schedules thereto apply. Please refer to the ‘legal documents’ section of our website. Our savings base rate and Bonus Rate are not applicable to any deposits held in Time Deposit Account(s) and FlexiBoost Account(s).

Bonus Rate Promotion Terms and Conditions apply. If the requirement is completed on the last day of the calendar month, you will not be credited any additional savings rate the next calendar day. Please see terms and conditions for details.

Both Investment and FX exchange involve risks. Mox Invest Terms and Conditions apply.

Important Notes:

Investment involves risks. The prices of securities (including any investment funds units constituting a portfolio) fluctuate, sometimes dramatically, and the worst case may result in loss of your entire investment amount. The performance and return of any investments are not guaranteed.

Past performance is not indicative of future performance. You should refer to the offering documentation of the product(s) for detailed information (including risk factors) prior to investing in the product(s).

Crypto and Crypto-related products are highly complex products that carry a significant level of risk and may not be suitable for all investors.

Derivatives products are different from conventional investments and may involve different risks. Derivatives products may not be suitable for all investors.

You should consider your own investment objectives, investment experience, financial situation, and risk tolerance level and carefully read the Mox Invest Terms and Conditions (including relevant risk disclosures) before making any investment decision.

If you have any queries on the nature and risks involved in the information displayed on this document and the relevant product(s) and services, you should seek advice from independent advisers, such as legal, tax, financial and accounting advisers.

The information contained in this document is intended for Hong Kong residents only and should not be construed as a distribution, an offer to sell, or a solicitation to buy any security in any jurisdiction where such activities would be unlawful pursuant to the laws of such jurisdiction. If you are outside of Hong Kong, we may not be authorised to offer or provide you with the products and services in the country or region you are located or resident in.

The document does not constitute investment advice nor any offer, solicitation, recommendation or guarantee in respect of, or for the purpose of, the sale of any investment products or services.

The contents of this document have been prepared without regard to the investment objectives, investment experience, financial situation, and risk tolerance level of any particular person or entity.

This document provides summary level information only in respect of investments. Please refer to the Mox Invest Terms and Conditions (including relevant risk disclosures) for more details of our services as well as the offering documents for the nature and risks of the relevant products.

This document is issued by Mox Bank Limited. The contents of this document have not been reviewed by the Securities and Futures Commission of Hong Kong.

Mox Bank Limited is an authorized financial institution registered under the Securities and Futures Ordinance (CE number: BNO808).

Important Disclaimer for Currency Exchange Transaction(s) (FX Transaction(s)) :

If you exchange your money for NZD or JPY, you must exchange these currencies into Hong Kong dollars before you can transfer the proceeds out of your account.

We do not offer local transfers of any currency other than Hong Kong dollars, United States dollars and Renminbi.

Currency exchange involves risks. You may incur losses arising as a result of carrying out currency exchanges on the Mox app (including as a result of exchange rate fluctuations). You acknowledge that you carry out currency conversions on the Mox app entirely for your own account and at your own risk.