Showing 221–240 of 1,000 ranked alternatives.
Roy Watson
Pass the Technician Amateur Radio Exam.
The app prepares users for the Technician Class FCC Amateur Radio License exam. It offers study tools, topic quizzes, and simulated exams based on the official question pool, with performance tracking.
晓乾 郑
Record and change your effects
Record and modify with real-time sound effects and reverberation. Change gender, apply filters, and loop playback. Capture and replay altered audio without manual recording.
Ros Media
Master the art of coded messages.
The app provides tools for learning Morse Code. Users can encode and decode messages, play training games, and access an alphabet reference.
Steve Veloudos
QR codes and save websites
Read and QR codes to access information. Save scanned websites to favorites for quick recall. Share scanned content via links or email. Navigate to URLs directly from the .
Evolutive Apps S.L.
Powerful pocket torch with seven modes
The app offers a powerful pocket torch with seven operation modes. It can send and decode Morse messages using light or sound, and function as a distress-signalling device when phone calls are not possible.
Vivid Planet Software GmbH
Calculate resistor color codes easily.
The app calculates resistor color codes for 4 and 5-band resistors. It serves as a reference for makers, engineers, and students working with electronics.
koji kamogawa
Decode Morse code from your microphone
Decode Morse code from microphone input. Practice sending codes and check accuracy. Adjust signal strength and speed for better decoding. Sync with 5-10 characters for accurate timing.
Mircules
Find amateur radio operators on air.
The app displays information from the international DX Cluster, used by radio amateurs to find stations on the air. It shows DX spots with details like callsign, country, frequency, and time, and includes various HAM radio tools.
Infinitefy OU
Locate towers and map coverage
Locate nearby towers on a map with visual markers. Tap towers to view details about their signal strength and carrier. Use the map to find optimal signal areas and improve connection quality.
Mark Turner
Locate your position on the grid
Displays the Maidenhead Locator grid for your current location. Shows coordinates and grid information. Allows users to input custom locations for manual lookup. Provides a reference for radio amateurs to communicate positions efficiently.
Chengdu Daotu Technology Co., Ltd.
, , and Morse code transmit
Provides functionality with adjustable brightness for rear and front lights. Includes mode for visibility in low light or events. Features Morse code transmission for communication.
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