RadioDig

Content rating
Everyone
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Content rating
Everyone
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About this app

RadioDig unifies the FCC Antenna Structure Registration database, FAA obstruction filings, and FCC license records into one fast, current map — right on your phone.

Search any tower by call sign, ASR number, address, or place, and see who's licensed to transmit from it, its height and coordinates, and its FAA status. Search a U.S. state by name and RadioDig zooms out to show the whole state at once.

KEY FEATURES

• Nationwide tower map — 196,000+ structures from the FCC Antenna Structure Registration database, refreshed weekly
• Combined FCC + FAA + ULS data — registrations, obstruction filings, and license holders together on every structure
• Fast search with live suggestions — by tower, call sign, address, or state
• Save towers to custom lists — build reference lists for the sites you track
• Change alerts — get notified when a structure's registration, license, or FAA status changes
• Offline maps — download an area to keep working without a signal
• One account, everywhere — your lists and alerts stay in sync between web and mobile

Built for broadcast engineers, tower climbers, ham radio operators, and wireless carriers who need a fast, reliable answer to "who's on that tower, and what changed."

RadioDig includes a free tier for exploring the map. Visit radiodig.com for pricing and details.
Every FCC tower, on one map. Search, track licenses, get change alerts.
Updated on
Oct 3, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, App activity, and Device or other IDs
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

What's new in 1.0.1
- Offline maps rebuilt: draw and resize your own offline area right on the map, choose Low, Medium or High detail, and pick which map styles to keep (street, topographic, hybrid, satellite)
- Sharper offline maps, and every structure in a saved area is available offline
- Site Notes and Site Files: capture notes, photos and files on site, with voice dictation, and they sync when you're back online
- A cleaner map toolbar and many reliability fixes
Content rating
Everyone
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App support

About the developer
RADIODIG, LLC
support@radiodig.com
121 Grand Fir Toledo, WA 98591-9530 United States
+1 916-849-4080