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Mobile Banking App

Mobile banking, only better

Learn about our functionality

Cathay Bank Mobile Banking App

Cathay Bank has made it safe and secure to manage your bank account from anywhere, anytime on your mobile devices with the Cathay Bank Mobile Banking App for iPhone®, iPad® and Android™ devices. Download the app today to get started and get full access to mobile banking services.

Check deposit

Deposit checks 24 hours a day


Check your account summary and activities

Bill pay

Make your payments online


Make transfers between your eligible accounts with us

Send money with Zelle®

A fast, safe, and easy way to send money* Learn more


Find Cathay Bank branches or ATM locations


Send outgoing domestic wires and US dollar-denominated international wires on mobile, tablet or desktop

Touch ID & passcode authentication

Use your fingerprint or enter a 4-digit passcode to review your account balances and recent transactions. Faster and simpler access to your banking information!

How to Download

Simply search for "Cathay Bank" in the App Store® or Google Play™ to download the application

Apple Store for iPhone application   Download our App for iPhone®, iPad® and Apple Watch®

Download our Android Phone application from Google Play  Download our Android™ Phone App


*U.S. checking or savings account required to use Zelle®. Transactions between enrolled users typically occur in minutes.

Cathay Bank Mobile Banking App is currently only available for iPhone®, iPad®, Apple Watch® and Android™ devices.

Mobile check deposit feature is subject to eligibility requirements. Mobile check deposits are subject to verification and may not be available for immediate withdrawal. Deposit limits and other restrictions apply.

Android™ and Google Play™ are trademarks of Google, Inc. Apple, the Apple logo, iPad®, and iPhone® are trademarks of Apple Inc., registered in the U.S. and other countries. App Store® is a service mark of Apple Inc.


Mobile Check Deposit FAQs

1. Who is eligible for Mobile Check Deposit?

At this time, all Cathay Bank Checking and Savings accounts except Passbook Savings and CDs are eligible for Mobile Check Deposit.

2. What if an account is not listed in Mobile Check Deposit?

In most cases, eligible accounts will automatically be signed up for Mobile Check Deposit. If you have an eligible account that has not been enabled, please call Customer Care Center at 800-922-8429 from 6:00 a.m. - 7:30 p.m. Pacific Time, Monday through Friday for assistance.

3. What types of checks can I deposit with Mobile Check Deposit?

Most domestic checks can be processed through Mobile Check Deposit. We are unable to accept Cashier’s Checks, Money Orders, Traveler’s Cheques, Foreign Items, Savings Bonds, or Third Party Checks through Mobile Check Deposit.

4. Are there any limits on the dollar amount or number of deposits I can submit?

Yes. Deposits are limited to:

  • Total of 10 checks per day
  • $10,000 daily deposit limit
  • $10,000 per check limit

Any items presented in excess of the limits will be returned at our discretion.

5. Do I photograph both the front and the back of my check?

Yes. During the deposit process, you will be required to photograph the front and back of your check.

6. How do I endorse my check for Mobile Check Deposit?

You should sign your check with the following endorsement:

For Deposit Only

(Your Account Number)

(Your Signature)

7. How will I know if Cathay Bank received my deposit?

Deposits are processed Monday through Friday until 7:00 p.m. Pacific Time. When your deposit is processed, you will receive an email notification on the status of your deposit. If the deposit is declined, a reason will be provided.

8. When will my deposit post to my account?

Deposits can be made with Mobile Check Deposit at any time. If your deposit is made before our daily cutoff time of 7:00 p.m. Pacific Time, Monday through Friday and approved, your deposit is processed on the same business day and funds from the deposit will generally be available for withdrawal by the second business day after the day of the deposit. Deposits made after 7:00 pm Pacific Time, on a Saturday or Sunday or on a holiday, will be processed the next business day.

If you are a new customer, the Bank may hold funds from your mobile deposit for up to 10 business days during the first 30 days your account is open.

If the Bank will delay availability of the funds for a longer period, you will receive notice indicating when the funds will be available to you.

9. When will a deposit made through Mobile Check Deposit show in my balance?

Approved deposits will show in your balance the next business day if you deposit before our daily cutoff time of 7:00 p.m. Pacific Time, Monday through Friday. Please refer to Question 8 above, regarding availability of funds.

10. Can I photograph more than one check at a time?

You may only submit one check per deposit. However, you may have multiple checks in the same session, up to the daily limit of 5 items.

11. What if the check image I photographed is bad?

You have the option to retake photographs of the check before submitting or you may cancel the deposit. We may also decline your deposit if we are unable to clearly view your submission. If you are unable to photograph a clear image, please take the check to your nearest Cathay Bank branch for deposit.

12. Do I destroy my check after I photographed the deposit?

No, you should keep the original check for at least 14 days to ensure it posts to your account. Please validate your deposit is correctly posted during that period. After 14 days or more, you may securely destroy the check. Do not VOID the check after submittal in the event the deposit is not approved and needs to be re-submitted.

13. Can I make my opening account deposit through Mobile Check Deposit?

No, Mobile Check Deposit functionality cannot be used to initially fund a new account. 

14. What if I submitted a deposit for the wrong amount? Do I need to resubmit the deposit?

If you entered the wrong amount for the deposit, we may adjust your deposit for a nominal difference. If we make an adjustment to your deposit you will receive a notification with the detail of the adjustment. However, the Bank may also decline your deposit. If you have received a decline notice you may attempt to resubmit the deposit with the correct amount.

15. What if I submit the same deposit twice in error?

If the same deposit is submitted twice, it will be identified and stopped by our processing. Should this occur, you will receive a declined deposit notification for the duplicate deposit received through Mobile Check Deposit.

16. A check I submitted was returned, can I resubmit it?

No, you may not re-deposit the check with Mobile Check Deposit. Please take the check to your nearest Cathay Bank branch for assistance.

17. If I need additional information on Mobile Check Deposit, who can I call?

For additional assistance, please call Customer Care Center at 800-922-8429 from 6:00 a.m. - 7:30 p.m. Pacific Time, Monday through Friday.

18. Do I need a certain type of mobile phone to use Mobile Check Deposit?

Your mobile device must be running the following and have a back facing camera:

  • Android 2.2 and up; or
  • iOS 5.1 and up

19. What type of internet connectivity do I need?

Your mobile device must have an appropriate data plan that allows the transmission of data over the internet. Data rates may apply from your wireless carrier.

20. I’m not getting any emails from Cathay Bank about Mobile Check Deposit?

Please log into the app and check the email address you have input to receive messages. If this is correct, check to see if the notification e-mails are in your junk email folder. If you’ve completed both steps and still cannot find the source please call Customer Care Center at 800-922-8429 from 6:00 a.m. - 7:30 p.m. Pacific Time, Monday through Friday for further assistance.

21. The processing time to upload check is very slow?

The processing from device to the Bank and back is not controlled by the Bank. This is dependent upon your device, carrier and device memory of your current connection.

Cathay Bank

Email communication is not secure

Please do not include sensitive information such as account numbers or other personal information such as Social Security or Tax Identification numbers, driver’s license numbers, etc. in any email sent to us via this link.

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