Students
40 toolsTools to boost your study sessions. Transcribe lectures, format text, train your brain with puzzles, generate focus sounds, and practice typing — all free.
Isochronic Tones
Choose a preset or customize your session in Expert mode. No headphones required — works through any speaker.
Online Alarm Clock
Free online alarm clock with timer, stopwatch, Pomodoro, and world clock. 12 alarm sounds, math puzzle dismiss, screen awake.
Online Clock
Six clock types with educational guides and timezone support.
Audio Speed Changer
Speed up or slow down audio from 0.25x to 4x without changing pitch. Perfect for practice and transcription.
Morse Code Generator
Convert text to Morse code with audio playback. Adjust speed and tone, download as MP3 or WAV.
Morse Code Decoder
Decode Morse code from audio — record from microphone or upload a file. Real-time analysis to text.
Dyslexia Reader
Dyslexia-friendly reader with special fonts, bionic reading, colored overlays, and text-to-speech.
Reading Ruler
Visual reading ruler and color overlay to help with dyslexia and visual stress.
Dyslexia Test
Interactive dyslexia screening with 5 assessments and downloadable PDF report.
Drawing for Kids
Free online drawing tool for kids with brushes, stamps, pixel art mode, 120+ shapes, and color palette.
Reaction Time Test
Measure your reaction speed in visual, audio, and reflex modes with millisecond precision.
Typing Speed Test
Measure your typing speed in words per minute with real-time accuracy tracking
Earth Meter
Watch 20 world statistics update live: population, environment, energy, technology, economy.
Circuit Simulator
Build and simulate electronic circuits in your browser. Drag-and-drop components, animated current flow, real-time voltage and current readouts.
Chat Room
Friendly online chat — anonymous, no registration, just real conversations.
Audio to Notes
Transcribe any audio recording into notes, MIDI, and sheet music using AI.
