Ham Radio Tools

3.9
710 reviews
100K+
Downloads
Content rating
Everyone
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About this app

Ham Radio Tools is a simple program that is to assist ham radio operators. Ham Radio Tools comes complete with a contact log and handy calculators and tables that will assist beginning ham operators and even the pros.

with Ham Radio Tools you can:
-look up callsign information!
-find current GPS location information
-save each contact to a log database stored on the phone
-review and edit each log entry
-search for keywords in different fields of the log entry
-calculate a simple quarter and half wave antenna length
-calculate the wavelength of a frequency
-many more

*** Now includes band limits for All Amateur Licenses ***

*** Calculators for Yagi, Dipole, J-pole, and Vertical antennas ***

*** Callsign Lookup is now included!!! ***

Callsign database is pulled from FCC website and updated daily! Callsign lookup works for U.S. callsigns ONLY.
Results include address, current and previous license updates, date of any updates, type and class of license, and even includes a link to the FCC database for even more details. Address can be mapped on Google Maps by tapping on the address.

The contact log allows you to store information about a completed contact including date, time started, time ended, frequency, mode, station, location, signal reports, and an area for general comments about the contact. A must for field day and general book keeping. Data and start time are filled in when starting the log to save time. End time can even be filled in automatically upon saving the log entry.

The contact log also comes with a handy search feature for quickly locating that one of a kind long distance contact you like to brag about. The search is focused on fields chosen by the user. If you want to search for a specific call sign select station as the search location and enter the call sign in the search box. Search keywords are CASE SENSITIVE meaning capital or lowercase letter DO matter.

A summary of the band limits for each class are included. Always refer to the official ARRL Band Plan when in doubt.

Some simple formulas and calculators are included for quick reference in the field and includes: Yagi, Dipole, J-Pole, Vertical antennas, and wavelength calculator.
Updated on
Aug 29, 2023

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
No data collected
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Ratings and reviews

3.9
644 reviews
woods& bikes
July 1, 2020
I don't know if it's my phone or the app but, some pages are similar to lined notebook paper and the lines are not spaced wide enough for the words on those lines to be clearly read. So I'm not sure like this app. The idea is sound. But the developer should be aware of the readability issues on various devices.
25 people found this review helpful
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Edward Lee
December 21, 2022
Exact same thing as Lopers review. The call sign lookup no longer works. When submitting a call sign, the app will close out. Tried clearing all data and cache, even Uninstalled and reinstalled. No Go. It worked when I first installed the app. In fact it looked up and logged 5 contacts before it quit working.
6 people found this review helpful
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M Saahbs Sabala
August 30, 2022
Would be much more readable to have plain backgrounds which follow systemwide theme (dark/light). Having grid square in addition to lat long would be awesome. Good free app.
10 people found this review helpful
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What's new

Upgraded to newest versions of Android.
Fixed callsign lookup.