Timbrica Online Tools — Page 3

Take a free, scientifically-designed IQ test with adaptive difficulty.

Free cognitive function screening: attention, memory, reaction time, and spatial reasoning tests. Track your results over time.

Free comprehensive dementia screening test. Assess memory, attention, orientation, visuospatial skills, and reaction time.

Free breathing exercise tool with 8 techniques: Box Breathing, 4-7-8, Wim Hof, Coherent, Physiological Sigh and more.

Free online dyslexia screening test with 5 assessments: reading speed, letter reversal, phonological awareness, word recognition, and visual tracking.

Free comprehensive autism screening test based on RAADS-R, AQ-10, and CAT-Q.

Free online colorblind simulator. Upload any image to see how it looks with protanopia, deuteranopia, tritanopia, or achromatopsia.

Free anxiety tracker and mood journal. Log your anxiety level, triggers, and what helps. Visualise patterns with weekly and monthly charts. Self-help tool, not a diagnosis.

Generate color palettes that are distinguishable for all types of color vision deficiency.

Free colorblind camera filter: simulate how colorblind people see (for designers) or enhance colors for colorblind users (Daltonize).

Free neuro test with 7 scientific assessments. Check your mental speed, attention, logic, memory, and problem-solving ability.

Free clinically validated depression screening with PHQ-9, GAD-7 and DASS-21. Mood tracker, wellness toolkit, PDF report. Private, in browser.

Free online color identifier for colorblind people. Use your camera, upload an image, or enter hex/RGB values.

Free emergency panic button for panic attacks and severe anxiety. One tap starts guided breathing with calming voice.

Free virtual sensory room for calming and self-regulation. Interactive visual stims: lava lamp, aurora, particles, rain. Ambient soundscapes.

Free hearing test with PTA audiometry, speech-in-noise, gap detection & adaptive algorithms.

Smart day planner: 10 templates, calendar, reminders, mini-window. Keeps ticking in background. Free, in your browser.

Record and analyze snoring overnight. Get a Snore Score, flag apnea-like events, track trends. Free, no install.

Measure your pupillary distance (PD) for ordering glasses. Take a selfie with a bank card for scale and read your PD in mm. Free.

Estimate your pregnancy due date from your last period or conception date — with gestational age, trimester and days to go. Free.

Free comprehensive eye test with 8 vision tests: visual acuity (Landolt C), near vision, astigmatism, color vision, contrast sensitivity, Amsler.

View, edit and remove audio metadata online. Strip ID3 tags, change title/artist/album, replace cover art. Supports MP3, FLAC, OGG, WAV, M4A.

Convert audio to notes, MIDI, and sheet music. AI-powered transcription with piano roll visualization. Free, in your browser.

Free online BPM and key detector: find tempo, musical key, Camelot notation, time signature and energy of any song.

Free online audio file inspector.

Embed an invisible watermark in your audio to prove ownership. Survives compression, conversion, and editing. Free audio watermarking tool.

Free online tool to detect music genre, mood and instruments. Get top matches with confidence scores, plus BPM and key. Browser-based.

Analyze audio for signs of editing, splicing, or AI generation. Spectrogram analysis, noise floor check, compression artifacts.

Detect splices, cuts and edits in audio recordings. 6 forensic signals: spectral flux, noise floor, ENF, pitch, MFCC, clicks. Free.

Compare two audio files side-by-side: LUFS, spectrum, dynamic range, ABX blind test. See which sounds better and why. Free.

Convert sheet music photos or PDFs into playable MIDI and MusicXML. Verify with synced playback. Free, in your browser.

Slow any sound down to 500x without changing pitch and inspect it under a live spectrogram with note and frequency readout. Free.

Convert Guitar Pro (GP3-GP7, GPX) and MusicXML tabs to MIDI in your browser. Pick tracks, preview, and download. Free.

Free online Morse code generator. Type text, hear it as Morse code audio, and download in MP3 or WAV format. Signal lamp for visual practice.

Free white noise generator with 45 sounds: rain, ocean, fan, fireplace, binaural beats and more. Mix sounds, set sleep timer, export to MP3/WAV.

Upload audio and hear it in 60+ environments — cave, underwater, space, phone, radio, vinyl, haunted house and more. Free browser-based tool.

Generate loud, creepy sounds online — scream, alarm, siren, horror drone and more. Boost your audio files up to 400% volume.

Free binaural beats generator: Delta, Theta, Alpha, Beta, Gamma frequencies for sleep, meditation, focus and relaxation.

Free online ultrasonic dog repellent: emergency anti-dog sound generator with frequency sweep 15-22 kHz. Silent mode, loud siren, and maximum power.

Free silence generator: create silent ringtones for iPhone (M4R) and Android (MP3), blank audio tracks, comfort noise files.

Free online dog whistle: training commands (recall, sit, stop), silent whistle, bark deterrent, and calming tones. Adjustable frequency 100 Hz–22 kHz.

Free online isochronic tones generator with 10 presets, frequency ramps, and anti-habituation. No headphones needed.

Free bird deterrent sound generator with 8 modes: synthesized predator cries, distress calls, alarm bursts, and frequency sweeps in the 1–5 kHz range.

Generate custom doorbell sounds, chimes, and melodies online for free. 35 presets in 7 categories, custom synthesizer, melody composer.

Free online tone generator: sine, square, triangle, sawtooth. Multi-oscillator, frequency sweep, DTMF keypad, WAV export.

Free online ultrasonic rodent repellent with anti-habituation technology. Frequency sweep 15-22 kHz to repel mice and rats.

Free online cockroach repellent with anti-habituation ultrasonic technology. Frequency sweep 15-22 kHz to deter cockroaches.

Generate alarm sounds, notification tones, sirens, and alert beeps online for free.

Generate ultrasonic frequencies up to 48 kHz. Real-time spectrum analyzer, frequency sweep, animal hearing reference. Free.

Free DTMF generator and decoder online. 4×4 keypad with A-D, sequence player, mic decoder, call-progress tones for 6 regions, WAV/MP3 export.