The Citi Custom Cash® Card offers flexible rewards and simple cash-back earning for your daily purchases. You can apply online and get a quick response in minutes.
This guide explains its main features, interest rates, benefits, and how to apply online. It also covers reward redemptions, security tools, and ways to maximize your earnings.
Understanding the Citi Custom Cash Card
The Citi Custom Cash Card adjusts automatically to your top spending category each month. You don’t need to choose or rotate categories manually, which makes earning rewards simple.

The card adapts based on your real spending habits, so you can earn the most cash back where it matters most.
This setup gives you the advantage of maximizing your monthly purchases without extra effort.
Key Features and Highlights
The Citi Custom Cash Card is designed for convenience and rewarding everyday use. You’ll get consistent value from your purchases whether you spend on travel, groceries, or entertainment.
- No annual fee — keep all your rewards without deductions.
- 5% cash back on your top eligible category up to $500 per billing cycle.
- 1% cash back on all other purchases without limits.
- $200 bonus after spending $1,500 in the first six months.
- Low intro APR on balance transfers for 18 months.
How the Rewards Program Works?
This card automatically tracks your spending each billing cycle and applies the highest reward category.
You don’t have to manually select or activate anything, which makes it fully automatic.
It’s a simple “earn as you spend” system. You’ll receive cash back in the form of ThankYou® Points, redeemable in several convenient ways.
Eligible 5% Categories
You can earn 5% cash back on your highest eligible spend category every month. Citi’s system determines which category qualifies based on your usage.
- Restaurants and dining
- Gas stations
- Grocery stores
- Select travel and transit
- Select streaming services
- Drugstores and pharmacies
- Home improvement stores
- Fitness clubs and live entertainment
Each month, your category resets automatically, giving you fresh opportunities to earn maximum rewards.
Redeeming Your Rewards
Citi gives you flexible redemption options to use your rewards effectively. All earned points are credited as ThankYou® Points and can be redeemed in several ways.
Available Redemption Options
These choices allow you to redeem points, and they fit your lifestyle.
- Statement credit or direct deposit to your bank.
- Check by mail for the equivalent cash value.
- Gift cards and travel rewards through the Citi ThankYou portal.
- Shop with Points at Amazon.com or PayPal.
There’s no minimum redemption amount for statement credits or direct deposits, so you can redeem anytime you prefer.
Applying Online for the Citi Custom Cash Card
You can apply for the Citi Custom Cash Card online in a few easy steps. The online process is fast, secure, and typically responds in under a minute.
You’ll only need basic personal and financial details. The system will review your information instantly and notify you of your approval status.
Step-By-Step Online Application Process
Follow these steps carefully to complete your online application successfully.

- Go to the official Citi Custom Cash Card webpage.
- Click “Apply Now.”
- Enter your personal details such as name, address, and Social Security number.
- Add your employment and income information.
- Review the terms and conditions carefully before submission.
- Submit your application and wait for the approval message.
Once approved, your card will arrive by mail, and you can start earning rewards immediately after activation.
Interest Rates and Fees
Knowing the card’s rates helps you manage your balance wisely. Citi provides clear and competitive interest rates based on your credit profile.
These rates may vary but remain within a transparent range. Understanding these figures prevents unnecessary charges and helps you plan better.
- Purchase APR: 17.74% to 27.74% (variable, based on creditworthiness).
- Balance Transfer APR: 0% intro for 18 months, then 17.74% to 27.74% variable.
- Balance Transfer Fee: $5 or 5% of each transfer, whichever is greater.
- Cash Advance APR: 29.99% variable.
- Cash Advance Fee: $10 or 5% of each advance, whichever is greater.
- Foreign Transaction Fee: 3% of each transaction in U.S. dollars.
Balance Transfer Offer
The Citi Custom Cash Card includes a generous intro balance transfer offer. This feature helps you manage existing credit card debt with no interest for a limited period.
The 0% introductory APR applies for the first 18 months after account opening. It’s ideal for users consolidating balances or seeking short-term relief from interest charges.
Balance Transfer Rules
Transfers must be completed within four months of account opening. Any remaining balance after the promotional period will begin accruing standard interest.
To maintain the benefit, pay on time each month. This feature provides flexibility if managed responsibly and can reduce your interest burden significantly.
Main Card Benefits
The Citi Custom Cash Card combines convenience, safety, and digital flexibility. It offers user-friendly management tools and smart protection features.
You can control your account, payments, and alerts directly from your phone or computer.
Convenience Features
Using this card means simplified management and better control over your finances.
- Receive automatic account alerts for balance updates and payments.
- Use contactless payment for quick and secure transactions.
- Add your card to digital wallets such as Apple Pay or Google Pay.
- Access your account 24/7 via the Citi Mobile® App.
- Choose your payment due date for added flexibility.
Protection and Security
Citi ensures your account stays protected against fraud or unauthorized use.
- $0 liability for unauthorized charges.
- 24/7 fraud monitoring and alerts.
- Access to Mastercard ID Theft Protection™.
- Dedicated customer service available anytime.
Maximizing Your Rewards
Getting the most out of your Citi Custom Cash Card requires a bit of strategy. Focus your spending on one category per billing cycle to maximize cash back.
Monitor your purchases to ensure you reach the $500 monthly cap in your top category.
Tips for Smarter Use
These strategies can help you earn and save more consistently.
- Plan monthly spending to concentrate on a high-value category.
- Pay your balance in full to avoid paying interest.
- Use Citi Travel for hotels and car rentals to earn extra 4% back.
- Combine ThankYou® Points from multiple Citi accounts for faster rewards.
- Review your spending through the Citi Mobile App for better tracking.
Citi ThankYou® Rewards Overview
The ThankYou® Rewards program gives you flexibility in redeeming your earned points.
Points accumulate automatically and never expire as long as your account is active.
The system integrates with major platforms, making redemption simple and accessible. It’s a user-friendly system for both everyday and large-scale purchases.
What You Can Do With ThankYou Points?
Redeem your points in ways that best suit your needs.
- Convert them into cash back or statement credits.
- Use them for travel bookings or gift cards.
- Redeem with Amazon or PayPal through the Shop with Points option.
- Transfer them to select airline loyalty programs.
This flexibility makes the program valuable for both casual users and frequent travelers.
Customer Support and Contact Details
If you need help with your account or online application, Citi provides several contact options.
Their support team assists with billing, disputes, and reward redemptions. You can also manage most issues through your Citi Mobile App.
- Customer Service (U.S.): 1-800-950-5114
- TTY for hearing impaired: 1-800-325-2865
- Mailing Address:
Citibank Customer Service
P.O. Box 6500
Sioux Falls, SD 57117 - Website
Final Thoughts: Why You Should Apply Today
The Citi Custom Cash® Card offers smart features for modern consumers who want control and flexibility.
With no annual fee, balance transfer options, and a reliable mobile app, it’s one of the most efficient cash-back cards available.
If you’re ready to take advantage of its benefits, apply online today and start earning rewards that fit your lifestyle.
Disclaimer
Information in this article may change over time. Always check the official Citi website for the most up-to-date terms and offers.
This content is for educational purposes only and does not represent financial advice.











