The good news is you can proactively fight dropped calls and connection problems with a quality cell phone signal booster to improve signal strength when it's spotty and unreliable. The Best Cell Phone Signal BoostersBest Overall for Home Use:Best Budget for Home Use:Best for the Backcountry:What to ConsiderSignal AmplificationCell phone signal boosters use “gain” as a descriptor for how much a signal is amplified. Gain is measured and quantified in decibels (or dB), and most cell phone signal boosters range from 50 dB to 100 dB. Carrier CompatibilityFor most users, the best signal boosters are universal to all cell phone carriers. How We SelectedIn seeking out the top-performing cell phone signal boosters, we extensively researched cell signal booster brands across the market—focusing on the top consumer brands including HiBoost, weBoost, SureCall and Winegard.