OMAAT offers a referral bonus to anyone who has been approved by using the links below. This is in the interests of full disclosure. These are the best public offers we found (terms apply). These opinions are solely the author's and not the views of any bank, credit card issuer or airline. They have not been approved or endorsed by any entity. For more information about our partners, please see our advertiser policy. Thank you for your support!Review of the Chase Freedom FlexSM Credit Card. This card is absolutely free and has no annual fees. It can help you maximize points with its quarterly bonus categories.It's a new quarter! Where has 2021 gone?! It's a new quarter (where has 2021 gone?!), which means it is time to use the Chase Freedom Flex 5x points categories in Q3 2021. If you already have the card, make sure to register as soon as possible. It is easy to forget. These same bonus categories also apply to the Chase Freedom Card. It is now closed to new applicants.Why I love the Chase Freedom Flex cardThe Chase Freedom Flex Card has 5x points in rotating quarterly categories and up to $1,500 per quarter. It is one of the most popular no-annual fee cards. This card is primarily used as a cashback card. The 5x points translate into 5% cashback in these categories.Other bonus categories are also available on the card, including 3x points (or 3.3% cash back) at pharmacies and dining.The best thing about this card is the ability to convert points earned from it into Ultimate Rewards points that can be used to transfer Ultimate Rewards points to hotels and airlines.Because I value one Ultimate Rewards Point at significantly more than one penny, this is my preferred use for those points.Chase Freedom Flex Q3 2021: Bonus CategoriesThe Freedom Flex Card offers 5x points for the first $1,500 spent in grocery stores or on selected streaming services during the third quarter 2021. Here are the key dates:Register between June 15th and September 14th 2021Register to earn 5x points from July 1 through September 30, 2021How to Register Your Chase Freedom Flex cardRegistering is simple. Simply go to the registration page, enter your billing zip code and last four digits from your card, then you'll be registered.What are the Chase Freedom Flex Q3 2021 bonus categories?It is often difficult to know which purchases are eligible for the bonus categories. Let me review Chases definitions.These are the exclusions for grocery stores:Larger stores sell many goods and groceries. Gas stations that are operated by grocery store merchants may be used to make purchases. Except when they are a grocery store merchant, delivery service merchants.Subscribe to the following streaming services categories:Disney+HuluESPN+NetflixSlingVuduFubo TVApple MusicSiriusXMPandoraSpotifyYouTube TVMy Take on Chase Freedom Flex Q3 2021: Bonus CategoriesBased on my spending habits, the second and first quarter 2021 bonus categories were not particularly helpful to me. I find the third quarter bonus categories much more valuable.In reality, I should be able max out the 5x points for grocery store purchases. The streaming services category is not something I will be able to get much value from. I feel like many cards offer promotions on these purchases and it's not a large spending category.Although I sock-drawn the Freedom Flex for the first two-thirds of the year, I'm hopeful that I will be able to use it again in the second quarter.How to make Chase Freedom Flex points even more valuableYou can earn points by completing the Chase Freedom Flex. Each point can be converted for one-cent cashback.You can transfer Ultimate Rewards points from this card to any other cards you may have. The Ultimate Rewards Cards are available for:This means that 5% cashback can be converted into 5x Ultimate Rewards points for every dollar spent on one of these cards.Bottom lineChase Freedom Flex has the highest no-annual fee card rating. This is due to the fact that you can earn 5x points in rotating quarterly categories.The third quarter 2021 bonus category on Chase Freedom Flex can be accessed now. Register now to start earning 5x points on grocery stores and select streaming services. These solid bonuses should prove to be very useful.What do you think of the third quarter 2021 Chase Freedom Flex bonuses categories?