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Sonim Smart Phone Signal Boosters for Homes/ Offices & Vehicles.

Scroll down for 3G, 4G, LTE, 5G Sonim smart phone signal boosters. Sonim signal booster kits made by SureCall and weBoost improve coverage in homes, offices and vehicles where dropped cell phone calls and slow cellular Internet may cause inconvenience. Known as Sonim Technologies Inc., the company specializes in Rugged Smartphones and LTE devices. Sonim offers four main phones (Sonim XP8, Sonim XP5s, Sonim XP5, and Sonim XP6). As these phones are similar to a high-grade walkie-talkie, though it also allows for cellphone functionality, you may find that the signal strength is somewhat diminished, especially if you equip the phone with additional "CV radio" attachments.

While the phones are designed to withstand hard use, users may also find that mobile network connectivity is weak at times due to service provider network's inability to reach the phone. This occurs due to building construction material and low emmissivity (Low-e) glass, etc. How to increase network signal strength of Sonim phone? To increase the usage of the phone and maximize the signal strength of your Sonim, consider the cellphone signal boosters below. Consider using in-home/ office/ apartment/ condo or in-vehicle car/ truck/ suv/ rv Sonim phone signal boosters listed below for the best results. Commercial grade building cell phone signal booster kits that require professional installation by our certified installers also available for buildings that require better cell coverage for more than 10k square feet.


  • Smartphone boosters listed below work with all Sonim phones and respective carrier networks (T-Mobile, AT&T, Verizon, etc).
  • Installation is fairly easy and improved mobile phone signal boosts internet speeds and ends dropped calls.
  • After installation, cell signal boosters for Sonim phones enhance wireless signals in cars, boats, homes and businesses.

Learn more about cell phone signal boosters at FCC website to see how they benefit consumers and commercial establishments.

Scroll down to browse & buy home/ office/ building or vehicle signal boosters for Sonim phones, or call for FREE consultation:


If you need installation help by certified installers at your large building or business space, please submit quote-request for installation service.

Free trial - 60 days money-back guarantee! As long as there's some mobile signal outside the home/building or car/truck, you will definitely experience remarkable cell coverage improvement indoors and in vehicles using your Sonim phone or tablet. Works with all Sonim phones and tablets including the following: