My O2

My O2 is your complete mobile account management app—download it to track data usage, pay bills, manage eSIM, and access exclusive rewards all in one place. Whether you're on Pay Monthly or Pay As You Go, this app puts your entire O2 account within reach, making account management faster and more secure than ever.

Stay in complete control of your data with real-time usage tracking. Monitor exactly how much of your allowance you've used, add Data Bolt-Ons instantly when you're running low, and maintain an always up-to-date account balance. No more surprises—you'll know exactly where you stand at any moment, whether you're at home or on the move.

Going digital? Set up your eSIM in minutes with My O2's streamlined process. Skip the physical SIM card entirely and activate your mobile plan directly from your phone. eSIM setup is faster, more flexible, and reduces plastic waste—all while keeping you connected instantly without waiting for postal delivery.

Travelling abroad is worry-free with integrated roaming management. Easily adjust your data roaming settings, set usage limits, and track consumption while using your UK O2 allowance across the Europe Zone. You can also discover O2 WiFi hotspots on the go, ensuring seamless connectivity wherever you roam.

Pay Monthly customers gain full control over their plan and billing. Change your tariff, data allowance, or upgrade options whenever needed. View detailed breakdowns of calls, texts, and data consumption, then pay bills securely from your phone. Download invoices as printable PDFs for your records anytime.

Pay As You Go users can check balances instantly, top up directly from the app, and manage their calling plans and allowances without visiting a shop or website. Adding Data Bolt-Ons is just a tap away—perfect for boosting your data when you need it most.

Beyond essentials, unlock exclusive rewards and special offers available only within the app. Shop new phones, tablets, and accessories with discounts tied directly to your account. Upgrade your mobile or grab deals that lower your bills—all accessible from your phone with just a few taps.

Download My O2 today to centralise your account management, track every gigabyte, activate eSIM in seconds, and enjoy mobile flexibility on your own terms.