Review: Get a free checked bag and preferred boarding on American Airlines. Earn 2x AAdvantage miles at gas stations and restaurants, as well as on American Airlines. Also earn a $100 flight discount after spending $20,000 and renewing your card.

NOTE: In calculating your potential rewards for this card, we are assuming that all spend entered as "Airline" is on American Airlines. If some of your airline spend is on other airlines, that spend will earn 1x rather than 2x miles and reduce your expected rewards.

Review: Get full Admirals Club Membership for the primary cardholder, plus Admirals Club access for authorized users. Get a free checked bag for you and up to 8 companions on the same record, priority boarding, priority check-in, and priority screening (screening where available).

Earn American Airlines AAdvantage miles, and earn a bonus of 10,000 EQMs (towards elite qualification) in any calendar year you spend $40,000 on the card.

NOTE: In calculating your potential rewards for this card, we are assuming that all spend entered as "Airline" is on American Airlines. If some of your airline spend is on other airlines, that spend will earn 1x rather than 2x miles and reduce your expected rewards.

o% APR Offers - Balance Transfers

Get a 0% Intro APR on both balance transfers and purchases for 15 months. Then, the variable APR will be 13.49% - 23.49%, depending on your creditworthiness. There is a balance transfer fee, which is either $5 or 3% of the amount of each transfer, whichever is greater.

Earning ThankYou Points

Earn 2x at supermarkets and gas stations for the first $6,000 combined per year, and 1x everywhere else, before rounding up. Excellent for small purchases. Round up to the nearest 10 points on all purchases.

Note: Your earnings will be larger than those shown in our calculations because we cannot factor in the "round up" feature of this card as it correlates to each exact transaction you will make.

The Citi Custom Cash card earns ThankYou points which are worth a penny per point (1% cash back) unless you also have a Citi Premier card or Prestige in your Citi portfolio.

Assuming you do, then these should combine to your overall ThankYou pool once linked.

You will earn 5% cash back (as ThankYou Points) on purchases in your top eligible spend category each billing cycle, up to the first $500 spent, with 1% cash back thereafter. You do not have to select anything at any time. It's automatic.

The eligible spend categories are:

• Restaurants
• Gas Stations
• Grocery Stores
• Select Travel
• Select Transit
• Select Streaming Services
• Drugstores
• Home Improvement Stores
• Fitness Clubs
• Live Entertainment.

You'll earn an unlimited 1% cash back on all other purchases.

The 5X applies to your top category each month.

O% Intro APR Offer - New Purchases and Balance Transfers

You'll get 15 months at 0% for both new purchases and, if you choose, balance transfers. After that, the variable APR will be 13.99% - 23.99%.

Please note: If you are finding this card in your results for our Rewards Optimization tool, due to system limitations the tool will calculate a maximum of $6,000 per year for your top categories at 5%, but it will not factor in exact monthly spend.

This no-fee card earns 2x AAdvantage miles at grocery stores, as well as 2x on American Airlines.

NOTE: In calculating your potential rewards for this card, we are assuming that all spend entered as "Airline" is on American Airlines. If some of your airline spend is on other airlines, that spend will earn 1x rather than 2x miles and reduce your expected rewards.

This Student credit card earns 2x on supermarkets and gas, up to a combined $6,000 per year.

It earns 1x ThankYou Points on everything else and gives you the ability the ability to get 10% Points Back for the first 100,000 ThankYou points as you redeem them each year.

The Citi Double Cash credit card is one of the "gold standards" in cash back cards.

This card earns a flat 2% cash back - or earn / transfer them to ThankYou Points for 2X points on all spend.

Balance Transfer Offer

Get a 0% intro APR on Balance Transfers for 18 months

This Costco-branded card earns 2% cash back at Costco. It also earns an incredible 4% cash back at gas stations, both Costco and otherwise, for the first $7,000 per year. Additionally, it earns 3% cash back at restaurants and on travel.

You must have a Costco membership to be eligible for this card.

The Citi Diamond Preferred credit card isn't about travel rewards. It's designed for those that want to take advantage of its 12 month long 0% intro APR and 21 month Balance Transfer offers.

Citi Diamond Preferred 0% APR Balance Transfer Offer:

Within the first four months after approval, you will get a 0% Intro APR on balance transfers for 21 months (this is from the date of your first transfer). The APR following the intro period is variable. This is currently the longest 0% APR balance transfer period on the market.

You must complete all Balance Transfers within the first four months following approval.

A $5 or 5% balance transfer fee applies, whichever is greater.

Citi Diamond Preferred 0% Intro APR Offer

You'll also get a 0% Intro Apr on all new purchases for the first 12 months.

The Citi Secured card is for people with limited or no credit history that cannot be approved for a traditional credit card.

You will need to make a security deposit of at least $200 and your credit line will be equal to the amount of security deposit that you give.

The Citi Secured card can be used anywhere that Mastercard is accepted.

This credit card does not earn rewards or cash back.