Ultra Mobile Speed Test - Check Mobile Speed

Test your Ultra Mobile internet speed in United States

www.ultramobile.com
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Ultra Mobile is a prepaid wireless provider on T-Mobile's network, offering plans from $15 to $39 per month with included international calling to over 90 countries. Ultra Mobile serves approximately 3 million subscribers across the United States. Test your Ultra Mobile connection to measure actual download, upload, and latency performance.

About Ultra Mobile

Ultra Mobile was founded in 2012 in Costa Mesa, California by David Glickman, who also co-founded Mint Mobile. The company was created to serve the immigrant and multicultural communities in the United States by including affordable international calling in every plan.

Ultra Mobile operates as an MVNO on T-Mobile's network, providing 4G LTE and 5G coverage nationwide. The company differentiates itself from other prepaid carriers by bundling unlimited international calling to over 90 countries at no additional cost. Ultra Mobile has grown to serve approximately 3 million subscribers and is available at major retailers and online.

Ultra Mobile Plans and Services

Ultra Mobile offers several internet plans across different technologies and price points.

Ultra Mobile offers four prepaid wireless plans ranging from $15 to $39 per month with no annual contracts. All plans include unlimited talk and text plus international calling to over 90 countries. Data allotments range from 1 GB on the $15 plan to unlimited data on the $39 plan.

The 3GB plan at $19 and 6GB plan at $24 serve moderate data users. 5G access is available on compatible devices at no extra cost. Ultra Mobile sells SIM cards and phones through retailers including Target, Walmart, and Best Buy, and supports BYOD with compatible T-Mobile devices.

Ultra Mobile Internet Plans

PlanSpeedPriceFeatures
1GB Plan mobile1 GB data$15/month
  • 1 GB high-speed data
  • Unlimited talk and text
  • International calling to 90+ countries
3GB Plan mobile3 GB data$19/month
  • 3 GB high-speed data
  • Unlimited talk and text
  • International calling to 90+ countries
6GB Plan mobile6 GB data$24/month
  • 6 GB high-speed data
  • Unlimited talk and text
  • International calling to 90+ countries
Unlimited Plan mobileUnlimited data$39/month
  • Unlimited high-speed data
  • Unlimited talk and text
  • International calling to 90+ countries
  • 5G access included

Prices and availability may vary by location. Contact Ultra Mobile for current offers.

Mobile Data Settings

Need to configure your Ultra Mobile mobile data? View the complete APN settings for Android and iOS devices.

View Ultra Mobile APN Settings

Test Your Ultra Mobile Speed

Run a free speed test to check if Ultra Mobile delivers the speeds you are paying for. Test during peak evening hours for the most realistic results. Compare your results against Ultra Mobile advertised speeds above.

Ultra Mobile Speed Test FAQ

How fast is Ultra Mobile?

Ultra Mobile delivers typical download speeds of 35-150 Mbps on 4G LTE and up to 250 Mbps on 5G using T-Mobile's nationwide network. As an MVNO, Ultra Mobile customers may experience deprioritization during periods of heavy network congestion compared to direct T-Mobile postpaid subscribers. Actual speeds depend on your location, device capabilities, signal strength, and time of day. Run a speed test to check your current Ultra Mobile performance in your area.

Does Ultra Mobile include international calling?

Ultra Mobile includes unlimited international calling to over 90 countries on every plan at no additional cost. This is a core feature that differentiates Ultra Mobile from most other prepaid carriers. International calling destinations include countries across Asia, Europe, Latin America, and the Middle East. Some destinations include landline and mobile calling, while others may be limited to landlines. Check the Ultra Mobile website for the complete list of included international calling destinations.

What network does Ultra Mobile use?

Ultra Mobile operates on T-Mobile's 4G LTE and 5G network as a mobile virtual network operator. This gives Ultra Mobile subscribers access to T-Mobile's nationwide coverage reaching over 300 million people in the United States. 5G access is included on compatible devices at no extra charge. Coverage quality depends on T-Mobile's infrastructure in your specific area. You can check T-Mobile's coverage map to verify signal availability at your location before signing up.

How do I test my Ultra Mobile speed?

Use the speed test tool on this page to measure your Ultra Mobile download speed, upload speed, and ping latency. For reliable mobile speed results, ensure you have at least 3 bars of signal strength and close background apps that may consume bandwidth. Test in multiple locations and at different times of day to understand your average Ultra Mobile performance. Compare your results with typical T-Mobile speeds in your area to evaluate whether your MVNO connection is performing well.

Last verified: February 8, 2026

Data source: Ultra Mobile official website, T-Mobile MVNO documentation, FCC filings