Mobile Proxy
IntermediateA proxy that routes traffic through real 4G/5G cellular connections. The hardest proxy type to block, because carriers share one IP across many real users.
In depth
A mobile proxy sends your traffic through devices on cellular networks, so requests exit from carrier IP ranges (Verizon, T-Mobile, Jio and so on). Mobile IPs carry exceptional trust for one structural reason: carriers use CGNAT (carrier-grade NAT), which puts hundreds or thousands of real subscribers behind a single public IP. Blocking that IP means blocking them all — so platforms almost never do it.
How it works
Providers run farms of SIM-equipped devices or modems (or recruit real handsets into a network). Your requests tunnel through these devices to the open internet. Rotation can be triggered on demand — toggling airplane mode or re-registering on the network assigns a fresh carrier IP within seconds.
Strengths and trade-offs
- Highest trust tier: effectively immune to IP-reputation blocking on social platforms.
- Natural rotation: carrier NAT reassigns IPs constantly, mimicking real phone behavior.
- Cost: the most expensive proxy class — often $50–$500 per port per month.
- Speed and stability: cellular latency is higher and bandwidth lower than wired alternatives.
When to choose it
Mobile proxies earn their price on the strictest platforms: creating and managing social media accounts, mobile app testing, mobile ad verification, and any workflow where residential IPs still trip defenses. For everything else they are overkill.
Examples
- An agency manages 40 Instagram client accounts, each pinned to its own dedicated 4G port so logins always come from a plausible phone IP.
- A mobile-ads team verifies in-app ad placements as seen by real T-Mobile users in Texas.
- A growth team tests sign-up flows that behave differently for cellular traffic than for Wi-Fi.
Common use cases
FAQs
Carrier-grade NAT puts huge numbers of legitimate subscribers behind each public IP. A platform that blacklists one mobile IP locks out every real customer sharing it, so enforcement systems treat carrier ranges with extreme leniency.
Each connection requires a physical SIM, a modem or handset, carrier data plans and power — real hardware with real running costs, sold per port rather than per gigabyte.
Reconnecting to the cell network assigns a new carrier IP. Providers expose this as an API call or automatic timer, letting you swap identity in seconds without changing devices.