Open Signal: Cell Tower Finder

Find nearby cell towers, check your signal strength, and map 5G, 4G & LTE coverage, so you always know where to get a stronger, more reliable connection.

Open Signal helps you find the nearest cell towers, check your signal strength, and explore coverage maps — so you always know where to get a better, more reliable connection.

Whether you're setting up a signal booster at home, planning an RV trip, working remotely from a cabin, or just tired of dropped calls, Open Signal shows you what's around you.

FIND CELL TOWERS NEAR YOU • See nearby cell tower locations on an interactive map • Find the direction of the closest towers to help aim antennas and boosters • Works with major carriers including AT&T, Verizon and T-Mobile

CHECK YOUR SIGNAL • Monitor your signal strength in real time • Spot weak spots and dead zones around you • See where 5G, 4G and LTE reach in your area

TEST YOUR CONNECTION • Run download, upload and ping speed tests • See how fast your connection really is • Compare results across different locations

EXPLORE COVERAGE MAPS • Browse 5G / 4G / LTE coverage on the map • Compare coverage before you travel or move • Find the best spot for a steady, usable signal

PERFECT FOR • RV, van life and campers • Rural homes and weak-signal areas • Signal booster and antenna setup • Remote workers and travelers • Anyone troubleshooting bad reception

Open Signal gives you a clear, simple way to understand the cellular world around you — no guesswork, just a better signal.

Privacy Policy: https://teserastudio.com/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/