Showing 81–100 of 1,000 ranked alternatives.
Sergey Vanichkin
Train and send code messages
Learn and practice code with modes for beginners and professionals. Practice listening comprehension and alphabet character recognition. Create text archives for classroom dictation exercises. Transmit LED-coded messages for encrypted communication.
Patrick J Maloney LLC
Upgrade your HAM license with questions
Review and practice questions from the Amateur Radio License exam pool. Access the Question Pool effective July 1, 2024. Track progress and prepare for exams. Upgrade from General to Amateur license. Sync study sessions across devices.
Oxagile LLC
, Strobe, Morse, Magnify
Provides a bright LED light with dual switch control. Includes strobe mode, Morse code transmitter, and a lighted magnifier. Allows users to toggle between features quickly.
Louis Duboscq
Translate instantly
Learn with interactive lessons and practice modes. Translate text to and vice versa. Customize speed and tone settings. Track progress with built-in quizzes and tests. Share translations via copy and email.
M&S ACCESSORY NETWORK CORP.
Control home devices from your phone
Control wall sockets, light bulbs, and switches remotely. Adjust lamps, air conditioners, and heaters from your device. Set timers and schedules for automatic on/off functionality.
Alejandro Martinez de Carvajal
Search navigation instantly anywhere
COLREGs offers flag identification, weather scales, cloud recognition, sound signal guidance, and vessel light details. Users can access navigation , interpret flags, and understand sound and light signals for safe boating.
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 .
Jinan Matrix Information Technology Co., Ltd.
View art, learn about artists, explore styles
View high-resolution images of famous art paintings from various periods and regions. Explore collections including Renaissance, Baroque, Impressionist, and Asian art.
Ziga Porenta
Learn , test knowledge, create quizzes
Provides a comprehensive list of international , including letters, numbers, and substitutes. View detailed descriptions of each flag. Take custom quizzes to test knowledge. Includes flashlight morse code examples and a minimalist design.
月弯弯 郝
Monitor network activity and scan devices
Detects hidden devices by analyzing network packets and scanning for unknown devices. Users can identify devices in changing rooms, bathrooms, and bedrooms. Features include AI scanning, location hints, and network activity monitoring.
Khang Le
Signal for help
Send distress signals via using a keyboard or pre-set SOS sequence. Transmit signals through iOS device audio. Translate text to and vice versa. Access emergency communication features with one-touch activation.
Mark Wong
Convert text to and send signals
Convert text to and vice versa. Send and receive signals using front or rear light sources. Toggle manual light signals for instant SOS alerts. View signal patterns and practice encoding.
Matthew Hagens
Alert others with custom screen messages
Display custom messages on the screen to communicate in noisy environments. Send short, visible alerts to others nearby. Create and share messages, set Morse Code displays, and play a built-in game.
PrepareToTest LLC
Learn code and practice anywhere
Practice code with adjustable speed settings and customizable exercises. Generate random characters for timed drills. Track progress with accuracy and speed metrics. Share results and compare with other users. Sync sessions across devices.
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