The app increases Morse code copying speed by sending random callsigns at a selected speed and frequency. It provides visual feedback on correct and incorrect answers, showing the user's percentage of correct responses.
by Pignology, LLC★ 0.00 ratingsEducation$0.99Data updated 2026-10-25
Study for tests with instant feedback, offline access, and an intuitive interface. Prepare for car, motorcycle, and CDL exams. View correct answers and track progress. Supports all 51 states.
Baofeng County Jixu Education Information Consulting Co., Ltd.
Test storage speed and performance
Measure storage performance with sequential and random read/write tests. Test speeds for copying large files and random data access. Conduct stress tests from 2 to 100GB on internal and external storage.
Learn multiplication through a -themed game where players train to beat Masters. Track progress with a status page showing correct and incorrect answers, and identify challenging multiplications.
Study for the DMV exam with location-specific content. Track incorrect answers to identify weak areas. Mark questions for later review. all questions continuously with performance stats showing correct and incorrect responses.
Correct spelling and spacing errors in sentences. Copy corrected text easily. Share sentences directly. Review history of spelling and spacing mistakes. Check frequently misspelled words. Transform sentences using AI features.
Tap targets as they scroll down the screen. Adjust difficulty with five levels, including a kids mode with unlimited lives. Track local high scores per difficulty. Play with increasing speed and changing targets.
Through interactive flashcards and quick drills. Practice pronunciation with audio examples and receive instant feedback. Differentiate between similar sounds and identify correct tone usage in words.
Convert documents to audio for hands-free listening. Summarize math, code, and visual elements from PDFs, webpages, ebooks, and other formats. Skip page numbers and table data. Listen to research papers and articles during commutes or workouts.
Converts text to for messaging. Uses flashlight or screen to send signals. Includes a decoder for receiving messages. Supports letters, numbers, and symbols. Allows custom message creation and playback.
The app provides tools for amateur radio operators and RF hobbyists. It offers antenna-length calculators, frequency-to-wavelength conversion, VSWR and ERP calculators, and signal utilities for DTMF and Morse code.
Learn vocabulary through listening, speaking, reading, and writing. Classify words into categories like animals, colors, and numbers. View pictures for visual aid. Adjust play speed. Hear male and female pronunciations.
Prepare for Amateur Radio License exams by practicing questions from the updated Question Pool. Access a subset of questions in the Lite version. Purchase the full version for complete question coverage.