All Diagnostic Tools & Testing Suite
Instant access to over 40+ client-side web testing instruments for visual displays, high-refresh latency, mobile touch matrices, mechanical keyboards, mice, gamepads, audio, and hardware calculators.
1. Screen & Display Testing Suite (16 Tools)
WebGL & Canvas 2D instruments for refresh rate, dead pixels, blooming, PWM flicker, HDR, and ICC color calibration.
Hz & Refresh Rate Test
Microsecond frame delta tracking, LTPO ProMotion detection, and 540Hz+ reticle sweep.
Dead Pixel Test
Fullscreen solid color cycler mapped to ISO 9241-307 Class I-IV display defect limits.
Blooming & Glow Test
FALD local dimming halo detector with starfield targets, nit controls, and subtitle mode.
Screen Flicker Test
PWM frequency scanner, duty-cycle visualizer, 240fps camera strobe bars, and IEEE 1789 index.
Text Sharpness & Subpixel Test
WebGL reticle simulating QD-OLED triangular, WOLED RWBG, and ClearType fringing.
HDR Brightness & Contrast Test
ST 2084 PQ EOTF perceptual curve evaluation & 1%-100% ABL window size evaluator.
Screen Uniformity Test
Precision low-gray luminance patterns for dark-gray banding and vignetting inspection.
FPS Stutter & Tear Test
Real-time rAF frame interval delta measuring for G-Sync, FreeSync, and VRR sync loss.
Monitor Color Test & Calibration
Gamma 2.2, ΔE00 color difference formula, and binary ICC v4.3 profile exporter.
RGB Primary Channel Test
Pure Red/Green/Blue subpixel isolation, additive color mixing matrix, and D65 white balance.
Aspect Ratio & Dimension Solver
Interactive 16:9, 21:9, 32:9 visual frames, physical surface area (in²/cm²), and scaling.
APCA Contrast & Accessibility
W3C Advanced Perceptual Contrast Algorithm (APCA) contrast scoring engine.
Delta-E Color Accuracy Calculator
Quantitative CIEDE2000 color reproduction evaluation and Delta-E color distance solver.
CIE 1931 Color Gamut Map
2D/3D chromaticity coordinates (sRGB, DCI-P3, AdobeRGB, Rec.2020) and profile exporter.
White Screen Utility
Screen Wake Lock API + 2700K to 6500K Planckian locus color temperature sliders.
PPI & Resolution Calculator
Calculates PPI, dot pitch (mm), and 1-arcminute visual acuity viewing distance optics.
2. Universal Keyboard Testing Ecosystem (11 Tools)
Microsecond switch chatter bounce profilers, NKRO combo tests, Mac layouts, and Web Audio acoustics.
Keyboard Test (All Keys)
Switch chatter & microsecond debounce timing analysis for Cherry MX, Gateron, Kailh switches.
Mac Keyboard Test
Apple Magic Keyboard layout with Command (⌘) and Option (⌥) modifier key registration.
Gaming Keyboard Test
WASD anti-ghosting combo test and 1000Hz NKRO rollover matrix profiling.
Laptop Keyboard Test
Notebook membrane matrix & Fn key function layer combination profiler.
60% Mini Keyboard Test
Compact 60% layout & custom Fn function layer key combination matrix.
Wireless Bluetooth Keyboard Test
Packet loss rate, sleep wake-up latency, and Bluetooth HID polling delay profiler.
Double Typing / Chatter Test
Microsecond double-typing switch bounce analyzer (flags t_delta <= 35ms chatter faults).
Multi-Key Rollover Test
Simultaneous key press counter testing maximum USB HID key rollover capacity.
Keyboard Speed & APM Test
Actions Per Minute (APM) & Words Per Minute (WPM) typing velocity speedometer.
Spacebar Counter / Clicker (Hooda Math)
High-precision spacebar CPS clicker speedometer with 5s/10s/30s/60s time trials & live cadence graph.
120+ Key Switch Directory
Interactive switch catalog with Web Audio acoustic sound synthesis (Clicky, Tactile, Linear).
3. Mobile Touchscreen & Digitizer Suite (6 Tools)
Touch matrix dead-zones, multi-touch contact counting, RMS line noise EMI, and gesture kinematics.
Touchscreen Dead Zone Test
Dynamic grid tracking active touch contacts and uncalibrated dead-zone matrices.
Multi-Touch Screen Test
Tracks up to 10+ simultaneous finger touches with active contact IDs and pressure geometry.
Touch Interference & Charger Noise
Measures Root-Mean-Square deviation against ideal geometric vectors for touch digitizer EMI.
Swipe Speed & Gesture Test
Evaluates fling gesture velocity (px/ms & mm/s) and instantaneous touch vectors.
Touch Input Lag & Latency Test
Click-to-photon reflex input latency, browser dispatch overhead, and hardware polling.
Touch Sampling Rate Test
Microsecond touch event dispatch profiler measuring touch sampling Hz.
4. Interactive Diagnostic Arcade Suite (4 Games)
Gamified hardware tests measuring MPRT ghosting, CIEDE2000 ΔE00 color vision, and click-to-photon reflexes.
Ghosting Invaders Micro-Game
Measures motion blur, MPRT (Motion Picture Response Time), and overdrive inverse ghosting.
Color Match Alchemist
Tests perceptual color discrimination using the CIEDE2000 (ΔE00) color difference formula.
Lag Reflex Sniper
Benchmarking human reaction time combined with display input latency under sub-ms timers.
Touch Matrix Defusal
Gamified touch matrix speed test for evaluating multi-touch digitizer responsiveness.
5. US Micro-Utilities & Benchmark Calculators (8 Tools)
High-demand trade estimators: PC Bottleneck, 50-State EIA Energy, TV Distance optics, and NEC 2026 Wire Gauge.
PC Bottleneck & FPS Estimator
Resolution-aware (1080p, 1440p, 4K) CPU vs GPU balance calculator with game FPS estimates.
Appliance Electricity Cost Calculator
50 US State EIA residential electricity rate database with monthly/annual kWh cost breakdown.
TV & Projector Viewing Distance
SMPTE (30°/40° FOV) & THX (36° FOV) viewing optics and VESA 1-arcminute visual acuity limits.
NEC 2026 Wire Gauge & Voltage Drop
NEC Table 310.16 conductor ampacity limits, voltage drop V_d formula, and conduit fill ratios.
3D Printer Filament Cost Estimator
Material density calculations (PLA, ABS, PETG, TPU), power consumption, and Etsy retail margins.
Wireless Latency & Packet Jitter
Estimates Wi-Fi 6E/7 vs 2.4GHz packet jitter, round-trip time (RTT), and queueing delay.
Acoustic Room Mode Calculator
Axial, tangential, and oblique room mode standing wave resonance frequency solver.
Gamepad Drift & Dead-Zone Tester
Analog stick circularity error, centering drift variance, and trigger pressure inspector.
6. Universal Mouse Diagnostic Suite (6 Tools)
Flagship 5-button click matrix, 8000Hz polling rate inspector, microsecond double-click chatter, and sensor splines.
Universal Mouse Diagnostic Suite
Flagship 5-button click matrix, 8000Hz polling rate inspector, double-click chatter, and sensor splines.
8000Hz Mouse Polling Rate Test
Measures 125Hz to 8000Hz USB HID polling rate, timestamp deltas, and jitter standard deviation.
Mouse Double Click Chatter Test
Microsecond switch bounce analyzer flagging t_delta <= 35ms double-typing switch faults.
Mouse DPI & eDPI Calculator
Calculates physical displacement inches vs. pixel deltas for esports sensitivity calibration.
Mouse CPS & Click Speed Test
Measures 5s, 10s, and 30s Clicks Per Second (CPS) with live speed cadence curve.
Scroll Wheel & Encoder Step Test
Tracks scroll direction, rotational velocity, and mechanical encoder step precision.
7. Universal Controller Diagnostic Suite (6 Tools)
W3C Gamepad API diagnostics for PS5 DualSense, Xbox Wireless, Nintendo Switch Pro, and DualShock 4.
Universal Controller Diagnostic Suite
Flagship Gamepad API tester for PS5 DualSense, Xbox Wireless, Nintendo Switch Pro, and DualShock 4.
Analog Stick Drift & Circularity Test
Measures analog stick outer circularity error % and centering drift variance.
1000Hz Gamepad Polling Rate Test
Benchmarks USB HID report frequency (Hz), inter-report deltas, and input latency.
Gamepad Button & Trigger Matrix
Audits face buttons, D-pad, shoulder bumpers, and analog trigger linear pressure curves.
PS5 DualSense Controller Tester
Specialized diagnostic suite for Sony PlayStation 5 DualSense wireless gamepads.
Xbox Series X/S Controller Tester
Specialized diagnostic suite for Microsoft Xbox Series X/S and Xbox One controllers.
8. Universal Sound & Audio Diagnostic Suite (10 Tools)
Pure Web Audio FFT spectrum visualizers, 8D headphone spatializers, binaural brainwave generators, hearing audiograms, and Bluetooth latency checkers.
Universal Sound & Speaker Test Hub
Flagship Web Audio FFT spectrum analyzer, master volume/frequency sliders, L/R balance, and mic meter.
Speaker Polarity & Phase Test
Stereo channel balance and in-phase vs out-of-phase soundwave destructive interference test.
Headphone Frequency Response (20Hz - 20kHz)
AES17 compliant logarithmic frequency sweeps mapping driver response curves.
Subwoofer Bass Sweep Test (10Hz - 200Hz)
Low-frequency sweep evaluating subwoofer crossover handoff and sub-bass distortion.
Online Hearing Sensitivity & Audiogram Test
ISO 8253-1 audiogram screening across 250Hz to 8kHz tone frequencies for left/right ears.
Binaural Beats Generator (Delta, Theta, Alpha, Beta, Gamma)
Brainwave entrainment generator for deep focus, meditation, and sleep entrainment.
Web Audio Parametric Tone Generator
Generates uncompressed pure sine, square, sawtooth, and triangle waveforms in real-time.
5.1 & 7.1 Surround Sound Spatial Test
Multichannel spatial positioning test for 5.1/7.1 speaker layouts and spatial audio codecs.
Microphone Input Gain & Noise Floor Test
IEC 61672-1 RMS dBFS noise floor meter and signal-to-noise ratio (SNR) evaluator.
Bluetooth Audio Latency & Sync Test
Empirical click-to-audio synchronization profiler for SBC, AAC, aptX, and LDAC latency.
Diagnostic Tools & Directory FAQs
Everything you need to know about this diagnostic instrument, calibration procedures, and display technical standards.