Trusted by 100,000+ Business
Seamless Connectivity, Powered by Circular's Technology
We are revolutionizing mobile connectivity with cutting-edge eSIM technology—delivering seamless, flexible, and truly borderless communication solutions. As a leading eSIM solution provider, our mission is to empower users with instant, hassle-free access to global networks—anytime, anywhere—eliminating the limitations of traditional SIM cards. The connected kingdom is Circular.
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Total eSIM
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SIM User
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Destinations
Instant Connectivity, Anywhere
"Connect Instantly" refers to the ability of an eSIM (embedded SIM) to activate and provide mobile connectivity immediately—without the need for a physical SIM card. With just a few simple steps, such as scanning a QR code, users can switch networks, purchase data plans, and get online in seconds. This seamless activation process makes staying connected faster, easier, and more flexible than ever.
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Select Destination
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Purchase Plan
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Scan QR Code
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Enjoy your data plan
Best Circular.sbs Rates, Built for You
Get affordable, high-speed eSIM plans with flexible data options to fit your lifestyle. Enjoy transparent pricing with no hidden fees—just reliable global coverage at budget-friendly rates. Choose the perfect plan and stay connected without overspending.
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Affordable Rates
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No Hidden Fees
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Flexible Packages
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Instant Activation
Not satisfied? We’ve got you covered.
If your eSIM doesn’t activate as promised, you’re eligible for a full refund—no questions asked. We stand behind the reliability of our service and are committed to your satisfaction. Enjoy risk-free connectivity with our hassle-free money-back guarantee.
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Risk-Free Purchase
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Easy Refund Process
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Fast Processing
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Customer Support Help
Invite Friends & Get Rewarded!
Earn commission every time someone signs up through your unique referral link. The more you share, the more you earn — with no limits! Your friends benefit too, with exclusive rewards or discounts when they join. It’s quick, easy, and completely free to get started. Start sharing today and turn your network into real income!
How to Refer a Friend
Spread the word, share your referral link, and earn every time someone joins!
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Share your referral link with your friends.
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Your friend signs up and buys a plan.
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You earn a referral commission.
Frequently Asked Questions
Find answers to common questions about our Circular.sbs services in the FAQs below.
An eSIM (embedded SIM) is a digital SIM that allows you to activate a mobile data plan without using a physical SIM card. Simply scan a QR code or follow activation instructions to connect instantly to a supported network.
Most modern smartphones, tablets, and smartwatches support eSIM technology, including the latest models from Apple, Samsung, Google, and others. Please check your device settings or our compatibility list to confirm support.
After purchasing a plan, you'll receive a QR code or activation link via email. Scan the QR code using your device’s Settings app (under Cellular or Mobile Data), and your eSIM will be activated within minutes.
Yes! Our eSIMs offer global coverage in over 170+ countries. You can switch plans or top up data as needed without swapping physical SIM cards—perfect for frequent travelers.
How Circular.sbs Works?
Ready to purchase an Circular.sbs plan? Follow these simple steps to activate it and get connected instantly.
Choose Your eSIM Destination for the Trip
Select your destination and unlock affordable Circular.sbs plans designed for seamless travel connectivity.
Purchase a Plan
Make a secure payment and instantly unlock your Circular.sbs with active mobile data.
Just scan the QR code to activate your Circular.sbs and stay connected!
Activate your plan instantly by scanning the Circular.sbs QR code. Enjoy smooth, reliable connectivity wherever you travel.
Our Services
We offer user-friendly eSIM plans to keep you connected wherever you are.
Internet Service
An internet connection that enables users to access various online services.
Buy Internet Data
You can buy mobile data directly from the Settings app on your device.
Video & Audio Call
Video and audio calling enables users to communicate with each other in real-time through direct calls.
Bill Payment
eSIMs can be used to access mobile banking services and make secure digital payments.
Our Latest Blogs
Stay updated with tips, news, and guides about eSIM and travel connectivity.
18 Jul 2025
How to Activate an eSIM in Minutes: A Step-by-Step Guide
18 Jul 2025
Top 5 Benefits of Using an eSIM While Traveling Abroad
18 Jul 2025
What Is an eSIM? Everything You Need to Know Before You Travel
Laura G, Australia
Account Head, Microsoft
“As a frequent traveler, I’ve tried a few eSIM providers. Circular.sbs stands out for its simple setup, great prices, and excellent customer support.”
Matt K, UK
Marketing, Intel
“Circular.sbs made my international travel so much easier. I found the perfect data plan for my budget and stayed connected in multiple countries without a hitch.”
Sarah M, USA
CEO
“I used Circular.sbs during my trip to Europe, and the activation was instant. No roaming fees, no SIM swapping—just smooth, reliable data everywhere I went!”