The best SIM cards on AT&T

Get AT&T coverage 3x cheaper!

  • Switch online in minutes
  • No contract or credit checks
  • Keep your phone & number
AT&T
coverage
1GB
$10
/mo
AT&T
coverage
10GB
$20
/mo
AT&T
coverage
Unlimited
$30
/mo
Free yourself from price hikes:
Cut your phone bill by $600/yr
Coverage
AT&T
  • Any network
  • T-Mobile
  • Verizon
  • AT&T
Data
Any data
  • Any data
  • No Data
  • 2GB or more
  • 5GB or more
  • 10GB or more
  • 15GB or more
  • 20GB or more
  • Unlimited
Price
Any price
  • Any price
  • $30 or less
  • $40 or less
  • $50 or less
  • $60 or less
  • $70 or less
Red Pocket Sim Card - Vertical
1GB data
$10/mo
AT&T 5G/4G networks
Red Pocket Sim Card - Vertical
10GB data
$20/mo
AT&T 5G/4G networks
Red Pocket Sim Card - Vertical
Unlimited data
$30/mo
AT&T 5G/4G networks
Red Pocket Sim Card - Vertical
Unlimited data
$40/mo
AT&T 5G/4G networks
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Disclaimer: MoneySavingPro is a free price comparison service but we do not provide service directly. We do our best to keep all the information up to date but there may be some discrepancies between the price you pay.

Don't pay more for the same coverage
Big wireless costs $1,800 extra
1 year2 years3 years
Big Wireless$900$1,800$2,700
Alternative$300$600$900
You save$600$1,200$1,800
Same coverage: Better service
Time to switch? There’s a message in the stars
We compare: You decide
Tello
Reviews 12,022+
Excellent
4.6
Twigby Mobile
Reviews 1,482+
Excellent
4.7
Red Pocket
Reviews 3,713+
Excellent
4.4
$300
/yr
Switch online in mintues
vs
Monkey
Old Wireless
Stores & sales people
T-Mobile
Reviews 5,914+
Bad
1.4
Verizon
Reviews 5,567+
Bad
1.2
AT&T
Reviews 8,139+
Bad
1.3
$900
/yr
+ fees, taxes & price hikes
Keep your coverage: Save your money
The coverage you expect at prices you don’t!
T-Mobile coverage map
T-Mobile coverage
Plans from $10
Plans on T-Mobile
Verizon coverage map
Verizon coverage
Plans from $10
Plans on Verizon
AT&T coverage map
AT&T coverage
Plans from $10
Plans on AT&T
Cut your phone bill by $600/yr
Tello
T-Mobile
AT&T
Verizon
TrustPilot rating
4.6
1.4
1.3
1.2
Price
$25
$75
$75
$75
Data
Unlimited
Unlimited
Unlimited
Unlimited
Minutes & Texts
Unlimited
Unlimited
Unlimited
Unlimited
Nationwide coverage
5G & 4G LTE
Hotspot Data
International Calls
Annual cost
$300/yr
$900/yr
$900/yr
$900/yr
Phone service without tricks
Man with phones in his jacket
No stores or sales people
Golden phone in a bear trap
No 3 year contracts
Man holding long contract
No hidden fees
Monkey wrapped in wires
No confusing bundles
Premium wireless without premium prices
Ookla speed test intelligence report 2024
Low cost carriers
197 Mbps
T-Mobile MVNO
101 Mbps
Verizon MVNO
95 Mbps
AT&T MVNO
$25 per month
vs
Monkey
Big wireless
188 Mbps
T-Mobile
103 Mbps
Verizon
109 Mbps
AT&T
$75 per month
How it works
3 simple steps to switching carriers
1. Pick your coverage & plan
2. Bring your phone & number
3. Instant online switch & activation
All plans include
Unlimited talk & text
99% coverage
5G speeds
International calls
Buy a new phone or bring your own
Change your plan or phone whenever you want

MoneySavingPro independently researches the products & services to bring you our recommendations. We may earn money when you click our links - disclosure policy.

Cheap SIM card plan for Android

Red Pocket Unlimited SIM card

Image of cell phone with Red Pocket
  • AT&T coverage
  • Unlimited talk and text
  • Instant eSIM activation
Unlimited
data
$30/mo
4Read our Red Pocket review
$540 in annual savings

Red Pocket Mobile SIM cards are powered by both the Verizon and AT&T wireless networks. If you're interested in obtaining multi-line discounts, they're regarded as one of the top MVNOs for family plans. They offer a $20 reduction for every extra line added.

Additionally, you can enjoy free international calls to 80 countries, enabling you to stay in touch with your loved ones overseas.

Pros

  • AT&T 5G & 4G LTE wireless coverage
  • Free international calls to 80 countries
  • Roaming available in Mexico and Canada
  • Mobile hotspot access on all plans
  • Excellent score on Trustpilot

Cons

  • Limited international roaming
  • Red Pocket Mobile offers straightforward SIM card plans with no hidden fees and includes unlimited talk and text.
  • Option to use the phone as a hotspot.
  • There's a 7-day money-back guarantee with eSIM plans.
  • You can save $20 per additional line with a family plan.
  • They offer free roaming in Mexico and Canada and free international calling worldwide.

Best SIM card plan for iPhones

Boost Mobile Unlimited SIM card

Image of cell phone with Boost Mobile
  • AT&T & T-Mobile coverage
  • Unlimited talk and text
  • Instant eSIM activation
Unlimited
data
$25/mo*
4Read our Boost Mobile review
$600 in annual savings

Boost Mobile SIM cards are prepaid SIMs that operate on both the AT&T and T-Mobile networks.

They come with various data allowances ranging from 2GB to unlimited, and if you require multiple SIM cards for your family members, there are discounted rates available that allow for even greater savings.

Pros

  • AT&T and T-Mobile 5G & 4G LTE wireless coverage
  • Multi-line discounts for family plans
  • Mobile hotspot access

Cons

  • No free international calls
  • International roaming is limited
  • All of Boost Mobile's SIM cards have unlimited talk and text included. They offer unlimited options with up to 30GB of high-speed data for those who use a lot of data.
  • They provide a discount on additional lines to save money for families.
  • Boost Mobile offers a diverse selection of phones, including the latest models from popular brands such as Apple and Samsung. With 0% financing options over 1-2 years.
  • Their international features may not be as comprehensive.
  • International roaming options are limited compared to other carriers. In comparison to other carriers, their international roaming options are limited, and making international calls requires an additional add-on.

Cheap AT&T unlimited SIM card

Boost Infinite Unlimited SIM card

Image of cell phone with Boost Infinite
  • AT&T & T-Mobile coverage
  • Unlimited talk and text
  • Instant eSIM activation
Unlimited
data
$25/mo*
3.6Read our Boost Infinite review
$600 in annual savings

The Boost Infinite SIM card - a single plan with a fixed price. Boost Infinite ensures simplicity by operating on the AT&T and T-Mobile networks. For just $25, you can experience 5G on one of the major networks through their unlimited SIM card plan (with high-speed data capped at 30GB).

Pros

  • AT&T and T-Mobile 5G & 4G LTE wireless coverage
  • Unlimited SIM card plan (capped at 30GB high-speed data)
  • Set price of $25 per month forever

Cons

  • No multi-line discounts
  • International add-ons available
  • For just $25, enjoy unlimited talk, text, and data (up to 30GB of high-speed data).
  • There are no surprise charges or hidden fees, only taxes.
  • Flexibility to switch plans at any time with no contract.
  • Option to add additional features for an extra fee, including roaming in Mexico and Canada (up to 1GB), unlimited international calls to over 80 countries, and text messages to more than 200 countries.
  • No additional discounts are available for families looking to join; the cost remains at $25 per person per month.
Trusted by 50,000 customers
50,000+
switched
$30M+
saved
$600
avg. yearly savings
We've helped families save over $30 million!
Big savings: Happy customers
"Switching from AT&T to Mint Mobile cut my bill by $50 a month! MoneySavingPro helped me find this deal, and the coverage is perfect."
Kellie from WY
Jan 2025
"I saved $600 a year with Visible, thanks to MoneySavingPro. The service from Visible is just as good as my Verizon, but with no more confusing bills or hidden fees"
Raphael from CA
Dec 2024
"MoneySavingPro helped me discover Twigby, and now I save $40 monthly with the same Verizon coverage. I should've switched sooner!"
Levi from NY
Dec 2024
"Tello's $10 a month plan fits me perfectly as I don’t use a lot of data. MoneySavingPro helped me see that prepaid helps me stay in control of my phone bill with no more unexpected charges"
Stan from ME
Nov 2024
"Red Pocket Mobile cut my phone bill in half, plus I got to choose from all major networks. Thanks, MoneySavingPro, for making it so easy!"
Jonathan from NY
Oct 2024
"I was skeptical at first, but MoneySavingPro recommended US Mobile's 30-day free trial, and now I save $50 per month. And the overall service is better than my experience with AT&T."
Twila from HI
Sep 2024
"MoneySavingPro recommended Tello's $25 unlimited plan because of the price and their high customer ratings We switched multiple lines, and my family now saves over $1,000 a year."
Jude from TN
Aug 2024
"I thought I'd lose service quality, but MoneySavingPro guided me to US Mobile. I save $50 a month, and it's been a great decision."
Tristan from NV
Jul 2024
"Mint Mobile's simple plans and big savings of $720 a year were recommended by MoneySavingPro. Switching was quick and easy."
Ronny from AR
Jun 2024
"Boost Mobile gives me the same service at a fraction of the price, saving me $45 a month with no regrets. Thanks MoneySavingPro."
Courtney from TX
May 2024
FAQs

A low-cost carrier uses the same towers and coverage as major networks like Verizon, T-Mobile, and AT&T. The difference is that low-cost carriers offer more affordable plans with fewer hidden fees because they don’t have the same overhead costs as the big guys.

Low-cost carriers can keep prices lower because they don’t own the network infrastructure. They pay the major carriers for network access, which allows them to pass the savings on to you.

Yes. Most low-cost carriers offer flexible plans that allow you to adjust your data, talk, or text limits to suit your needs, as you are not tied into a contract. You can change your plan or cancel anytime.

You can bring your own unlocked phone to most low-cost carriers or purchase one directly from the carrier. Many low-cost carriers offer popular models, and their network compatibility is usually no issue.

Yes, switching to a low-cost carrier is simple. You can sign up online, bring your own phone, and port your number easily. The process is quick and straightforward, and customer support is available to assist with any issues.

30 carriers reviewed & rated
See all
Tello logo on phone
5
8 min read
Jan 23, 2025
Twigby Mobile logo on phone
4.4
8 min read
Jan 29, 2025
Total Wireless logo on phone
4
8 min read
Jan 21, 2025
Red Pocket logo on phone
4
8 min read
Jan 11, 2025
Visible logo on phone
3.4
8 min read
Jan 24, 2025
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