UD5 Toolkit
Keyboard Shortcut Trainer – Online Learn VS Code / Figma Keys
Select a tool (VS Code, Figma, etc.) and get random shortcut prompts. Press the keys to practice.
Tag: Custom Training Drills
10+ toolsMental Math Trainer - Online Timed Arithmetic Drills
Practice mental arithmetic with customizable operators and digit count. Timed rounds, score tracking. Works offline. Improve your brain speed.
Braille Alphabet Trainer - Online Learn Dot Patterns
Flashcards for learning Braille. See the dot pattern and type the letter. Track your speed and accuracy. Accessibility education.
Phonetic Alphabet Speed Trainer - Online Alpha Bravo Charlie
Random letters appear; you must type the correct code word quickly. Beat your high score. Learn the NATO alphabet.
Number Memory Trainer - Online Recall Digits
A sequence of digits flashes for a few seconds. Type it back. Increase length. Improve your working memory.
Mental Math Trainer - Online Timed Arithmetic
Solve random arithmetic problems under a time limit. Track your score and improve mental calculation. No data collected.
Morse Code Key Trainer - Online Straight Key Simulator
Practice sending Morse code using a virtual straight key. Visual feedback and audio tone. Learn timing and proper fist.
Morse Code Alphabet Trainer - Online Random Character Drills
See a random letter/number and tap the Morse sequence. Instant feedback. Practice the full international Morse alphabet.
Piano Sight Reading Trainer - Online Random Note Staff
A random note appears on the grand staff; click the correct piano key. Improve sheet music reading. Multiple clefs.
Bass Fretboard Trainer - Online Note Recognition Game
A random note name appears; click the correct position on the bass fretboard. Beat your time and accuracy.