Fundamentals8 min read

What Are Mobile Proxies?

A complete explanation of how mobile proxies work, why they use real cellular networks, and why websites trust them more than any other proxy type.

The Simple Explanation

A mobile proxy routes your internet traffic through a real mobile device connected to a 4G or 5G cellular network. When you use a mobile proxy, websites see your requests coming from a mobile carrier (like Verizon, AT&T, or Vodafone) instead of your actual IP address.

What makes mobile proxies special is that they use the same IP addresses as millions of real smartphone users. This makes them virtually impossible to block without affecting legitimate mobile users.

๐ŸŽฏ Key Takeaway

Mobile proxies are trusted because blocking them means blocking real mobile users. Websites cannot afford to block mobile carrier IP ranges.

How Mobile Proxies Work

The Traffic Flow

๐Ÿ’ป
Your Device
Sends request
๐Ÿ”€
Proxy Server
Routes traffic
๐Ÿ“ฑ
Mobile Device
4G/5G connection
๐ŸŒ
Target Website
Sees mobile IP

When you connect to a mobile proxy, your request travels through a chain:

  1. Your device connects to the proxy server
  2. The proxy server forwards your request to a mobile device
  3. The mobile device sends the request over 4G/5G cellular
  4. The target website sees only the mobile carrier's IP address

Understanding CGNAT

CGNAT (Carrier-Grade Network Address Translation) is the secret sauce that makes mobile proxies so effective. Here's why it matters:

What is CGNAT?

Mobile carriers don't have enough IPv4 addresses to give each user a unique IP. Instead, they use CGNAT to share IP addresses among thousands of users simultaneously.

Single Mobile IP โ†’ 500-5,000 simultaneous users
Typical carrier pool โ†’ 100,000-1,000,000 IPs
Total users sharing โ†’ Millions

Why CGNAT Makes Mobile Proxies Special

โœ… IP Reputation

Each mobile IP has diverse traffic from thousands of real users (shopping, banking, social media). This natural variety creates excellent IP reputation.

โœ… Cannot Mass Block

Blocking a mobile IP blocks thousands of legitimate customers. Companies like Google, Amazon, and Meta cannot afford to block mobile carrier ranges.

โœ… Natural Rotation

Mobile IPs change naturally as users move between cell towers, enter airplane mode, or reconnect. This rotation happens organically.

โœ… Mixed Traffic

Your proxy traffic blends with legitimate traffic from other users on the same IP, making it impossible to isolate and block.

Mobile vs Other Proxy Types

FeatureMobileResidentialDatacenter
Trust LevelHighestHighLow
Block ResistanceExcellentGoodPoor
SpeedMediumMediumFast
Cost$$$$$$
IP SharingNatural (CGNAT)Single userDatacenter subnet
Best ForSocial media, accountsWeb scrapingSimple scraping

Real-World Applications

๐Ÿ“ฑ Social Media Management

Platforms like Instagram, TikTok, and Twitter use aggressive detection to find automated accounts. Mobile proxies appear as normal mobile users, allowing safe multi-account management without triggering automation flags.

๐Ÿ” Web Scraping

For scraping protected sites with Cloudflare, PerimeterX, or DataDome, mobile proxies have the highest success rates. They pass bot detection because they look like real mobile traffic.

โœ… Ad Verification

Verify how ads appear to real mobile users in different locations. Mobile proxies ensure you see the actual mobile ad experience, not a desktop version.

๐ŸŽฎ Gaming

Access geo-restricted game servers, manage multiple gaming accounts, or bypass IP bans. Mobile IPs are rarely on game blacklists.

Common Questions

How do providers get mobile IPs?

Mobile proxy providers use real mobile devices with active SIM cards connected to cellular networks. These can be dedicated modems, phones, or IoT devices that share their 4G/5G connection through the proxy infrastructure.

Are they slower than datacenter proxies?

Mobile proxies are typically slower than datacenter proxies because the traffic goes through cellular networks. However, modern 4G offers 10-50 Mbps and 5G can reach 100+ Mbps, which is sufficient for most automation tasks.

Why are they more expensive?

Mobile proxies require real SIM cards with active data plans, physical hardware, and carrier relationships. Each GB of traffic has a real cost from the mobile carrier. Despite higher prices, the success rate often provides better ROI.

Summary

  • โœ“Mobile proxies route traffic through real 4G/5G cellular connections
  • โœ“CGNAT means thousands of users share each IP, creating natural trust
  • โœ“Websites cannot block mobile IPs without affecting legitimate users
  • โœ“Higher cost but highest success rates for protected sites
  • โœ“Best for social media, account management, and anti-bot protected sites

Ready to Try Mobile Proxies?

Get 1GB free to test real 4G/5G mobile proxies. Experience the difference yourself.

Start Free Trial