weBoost Support - April 17, 2018 17:15 Will weBoost signal boosters work on GSM mobile networks? Print Yes. Except for Push-to-Talk (PTT) networks, weBoost signal boosters work with all cell phone networks and technologies used in North America, including 4G LTE. Related articles What are the FCC guidelines and how can I find them? Will a weBoost 4G cell phone signal booster also boost the 3G signal when 4G isn’t available? Can a weBoost signal booster improve both voice and data signals?