Release Notes

Changelog

Tracking the evolution of ABC Tester using semantic versioning. We deploy updates weekly to bring you the best testing tools.

May 29, 2026
Audio Diagnostics Suite Upgrade Latest

Audio Reaction Test

  • New True Blind Mode: Rebuilt the test to prevent visual cheating—the screen no longer flashes when the sound plays, forcing you to rely 100% on auditory reflexes.
  • New Web Audio Synthesis: Replaced static files with a zero-latency Web Audio engine, featuring 4 sound profiles (Beep, Snap, Ping, Chime).
  • New Advanced Configuration & History: Added custom key bindings, auto-continue sequence logic, and a local dashboard tracking your personal best times.

Sound Test

  • New Professional Diagnostics: Renamed (formerly Speaker Test) and completely rebuilt to include L/R isolation, subwoofer sweeps (20Hz-200Hz), and vocal clarity checks.
  • New Phase Testing: Added in-phase and out-of-phase audio checks to verify correct speaker wiring.

High Frequency Hearing Test

  • New Left/Right Ear Isolation: Added independent stereo panning to test ears individually for asymmetrical hearing loss.
  • New Auto-Sweep Mode & Visualizer: Replaced manual sliders with a smooth, automated frequency sweep (2kHz to 22kHz) paired with a live Canvas sine wave visualizer.
  • New Clinical Dashboard: Displays your max frequency, estimated Hearing Age, and an overall health rating upon completion.
May 29, 2026
Microphone Test Upgrade

Microphone Test

  • New Advanced Audio Diagnostics: Rebuilt the test with a real-time dB meter, peak tracking, and clipping detection.
  • New Multiple Visualizers: Added 4 distinct visualization modes including Waveform, Frequency Bars, Circular, and Waterfall Spectrum.
  • New Recording Library: Record, playback, and download up to 10 clips directly in your browser memory.
  • New Quality Grading & Noise Detection: Added a 5-band frequency analyzer and an automated algorithm that grades your mic quality (A-F) based on background noise and volume levels.
May 29, 2026
Cognitive Tools Upgrade

Visual Memory Test

  • New Modern UI Overhaul: Completely redesigned the test with a sleek, dark aesthetic to match the rest of the site.
  • Fix Responsive Grid: Improved grid scaling and tile animations for a much smoother experience on mobile devices.

Chimp Test

  • New Performance Optimization: Rewrote the core game logic to handle higher levels much more efficiently.
  • Fix Polished Animations: Improved tile reveal and hiding transitions for a cleaner, distraction-free test.
May 27, 2026
Cognitive Memory Suite Upgrade

Verbal Memory Test

  • New Complete Rebuild: Now features a massive 2,000+ word dictionary and immersive text-to-speech audio for a highly engaging, dual-sensory memory challenge.
  • New Advanced Analytics: The Game Over screen now displays a full timeline playback of your run, pinpointing exactly where you tripped up, while allowing you to compare your current and previous attempts side-by-side.

Dual N-Back Training

  • New Adaptive Difficulty: The game now intelligently scales the N-level up or down based on your accuracy, ensuring your brain is always training at the optimal difficulty curve.
  • New Total Customization: Overhauled with a stunning new glassmorphic design, lightning-fast keyboard shortcuts, and full control over testing modes (Audio, Visual, or Dual).
May 27, 2026
Visual Display Suite Upgrade

Aspect Ratio Calculator

  • New CS2 & Valorant Support: Automatically calculates the exact m_yaw console command needed to fix your sensitivity when playing stretched.
  • New Stretching Visualizer: An interactive monitor simulation that visually demonstrates the "stretched" optical illusion and shows exactly how much your crosshair will distort.
  • New Missing Dimension Finder: A new calculator panel to instantly find a missing width or height (e.g., finding the exact height of a 21:9 ultrawide monitor).

Hz Calculator

  • New Stutter & Tearing Detector: Instantly warns you if your current FPS and Refresh Rate combination will cause screen tearing or stuttering in-game.
  • New Frame Pacing Chart: A new visual timeline that shows you the exact millisecond delay between your frames so you can visualize input lag.

Sequence Memory Test

  • New Massive Grid Options: Added Master (5x5) and Insane (6x6) grid modes for ultimate memory challengers.
  • New Dynamic Visual Progression: The game board now shifts colors (from Blue up to Red) as you level up, letting you feel the rising tension.
  • New Fast-Click Rewards: The game now tracks your reaction time! Click correctly within 400ms to trigger a satisfying "Fast!" floating text bonus.
  • New Detailed Performance Chart: The Game Over screen now features a sleek visual progress bar comparing your memory capacity against the human average and expert levels.
  • Fix Accessibility & UI Polish: Added a 3D tilt hover effect to tiles, and an inner shape marker for color-blind users when tiles flash.
May 25, 2026
Advanced Calculator Suite Refresh

eDPI Calculator

  • New Added 100+ searchable game profiles and advanced sensitivity insights (eDPI, cm/360, DPI matching table).
  • New Added save, copy, and share options to make setup comparison easier.
  • Fix Refreshed the design with a more colorful, cleaner interface.

Sensitivity Converter

  • New Upgraded to a much more accurate converter with full Source to Target setup matching.
  • New Added 100+ searchable games, presets, swap, history, and shareable conversion links.
  • Fix Improved first-screen layout and restored full button responsiveness.

PPI Calculator

  • New Rebuilt with advanced display metrics including PPI, pixel pitch, aspect ratio, and viewing distance clarity.
  • New Added popular device presets plus local comparison saving for side-by-side screen checks.
  • Fix Updated to a cleaner and more colorful UI style.
May 25, 2026
Cognitive & Reflexes Suite Overhaul

Focus & Concentration Test (CPT)

  • New Clinical-Grade CPT Engine: Rebuilt using variable inter-stimulus intervals (1.0s to 2.5s) to accurately measure sustained attention without rhythmic anticipation.
  • New Multi-Mode Testing: Choose between traditional Letters (react to 'X') and Shapes/Colors (react to Blue Circles) for a more visual experience.
  • New In-Depth Diagnostics: Track clinical focus metrics including Omissions (inattention), Commissions (impulsivity), Average Reaction Time, and Response Consistency (RT Standard Deviation).

Pattern Recognition Test

  • New 6 Difficulty Tiers: Added graduated difficulty levels from Very Easy to Insane, dynamically scaling the grid size and pattern lengths.
  • New Shapes & Colors Mode: Overhauled the visual scanning grid to support custom colors and distinctive geometric shapes.
  • New Streak & Leaderboard System: Track scan streaks and submit top scores to the platform leaderboard.

Reaction Time Test

  • New Sub-Millisecond Timing: Migrated to a high-resolution performance.now() timer for ultra-precise latency tracking.
  • New Session Analytics & Charting: Detailed post-test stats card (Mean, Median, StdDev) and a 2D canvas bar chart mapping response times.

Stroop Test

  • New Stroop Effect Tracker: Measures the cognitive delay (delta) between matching and conflicting ink color word choices.
  • New Multi-Sensory Enhancements: Integrated streak combo feedback, sound cues, and a canvas scatter plot comparing congruent vs. incongruent trial times.

Decision Speed Test

  • New Flanker Congruence Engine: Measures visual scanning and choice response times against congruent and incongruent arrow arrays.
  • New Interactive Streak Combos: Added animated visual fire-streaks, screen shakes, and detailed 2D canvas timeline charts.
May 17, 2026
The Ultimate Diagnostic Suite Overhaul

Lift-Off Distance (LOD) Test

  • New Canvas Visualizer: Upgraded from a simple DOM tracker to a high-performance Canvas engine that maps velocity heat in real-time.
  • New Real-Time Analytics Dashboard: Track velocity, jitter score, and cutoff profiles instantly.

Input Lag Visualizer

  • New True Latency Engine: Calculates actual hardware latency in milliseconds (ms) rather than simple pixel distance.
  • New Artificial Lag Injector: Instantly inject +30ms to +120ms of artificial delay to physically feel what "bad lag" or cloud gaming feels like.

Peripheral Vision Test

  • New Fixation Monitor (Anti-Cheat): Added a clinical-grade center crosshair that occasionally flashes letters to ensure you aren't moving your eyes.
  • New Spatial Heatmap: Generates a 2D mapping of your hits and misses to diagnose weak visual quadrants.

Wireless Latency Test

  • New Time-Based Latency Engine: Bypasses monitor refresh rates completely with a high-resolution sub-millisecond timer.
  • New Adaptive Threshold (Staircase): The test automatically scales the simulated lag up or down based on your correct/incorrect guesses to perfectly pinpoint your biological perception limit.

Click Latency Test

  • New Multi-Sensory Audio Mode: Bypass slow human visual reaction times by reacting to zero-latency sound, isolating your true mouse processing speed.
  • New Debounce Detection: Automatically flags if your mechanical switches are failing (double-clicking) under 20ms.

Mouse Jitter & Smoothing Test

  • New Dual-Axis Visualizations: Features a new velocity trajectory chart alongside a 2D Scatter Plot of raw hardware input counts.
  • New Angle Snapping Detection: Actively scans your mouse data points for "unnaturally perfect" lines and warns you if firmware smoothing is enabled.

Mousepad Friction Test

  • New Interactive Heatmap: Paint a live color-coded trail as you swipe to visually locate dirty or worn "slow spots" on your mousepad.
  • New Stiction Breakout: Measure your mousepad's static friction by pushing your mouse to shatter a digital "force shield".

Mouse Weight Simulator

  • New True Physics Engine: Rebuilt the simulator using real Newtonian physics (F=ma) instead of basic web animations.
  • New Ghost Mode: Play against a "Ghost" of a heavier/lighter mouse to see exactly how weight impacts your stopping power.
April 13, 2026
Screen Color Test — New Tool

New Tool

  • New Screen Color Test tool added — check your monitor for color tint, dead subpixels, gradient banding, and more using 8 test patterns. New
  • Go fullscreen and use keyboard shortcuts to cycle through patterns for the best testing experience. New
  • Auto-Cycle lets you sit back and watch all colors rotate automatically at 3s, 5s, or 10s intervals. New
  • Track your results with the Diagnostic Checklist on the right — check off items as you go and your progress saves automatically. New
  • Pick any color you want with the Custom Color mode using RGB sliders or HEX code. New
  • 10 quick-pick color swatches including Red, Green, Blue, White, Black, and more for fast switching. New
  • Download your test results as a report when you're done. New

Bug Fixes

  • Fixed icons showing as garbled text on the Vibration Test page — all pattern buttons now display correctly. Fix
  • Fixed broken characters on the Color Blindness Test page — the eye icon and dashes now display properly. Fix
April 12, 2026
Webcam Test - Advanced Rebuild

What's New

  • Camera quality grade (A–F) — see how good your webcam is at a glance. New
  • 21 camera details — resolution, FPS, megapixels, brightness, hue, saturation, and more. New
  • Take photos and record videos directly from your browser. New
  • 7 live filters — adjust brightness, contrast, saturation, hue, sepia, grayscale, and blur. New
  • Switch between multiple cameras and choose your resolution. New
  • Mirror/natural view, composition grid, and fullscreen mode. New
  • Download all camera info as a text file. New
April 12, 2026
Frame Skip Test - Advanced Rebuild

What's New

  • 3 visual test patterns — Numbered Squares, Column Sweep, and Color Cycle. New
  • Automatic frame skip detection with PASS/WARNING/FAIL result. New
  • Live frame time chart showing dropped frames. New
  • Adjustable grid size and animation speed for different monitors. New
  • Session history saves your last 8 test runs. New
  • Fullscreen mode for accurate testing. New
April 12, 2026
Multi-Target Reaction Test - Advanced Rebuild

Complete Rebuild

  • 4 training modes — Classic (target discrimination), Speed Burst (30s time attack), Peripheral (edge-only targets), and Moving Targets (track & click). New
  • 4 difficulty levels (Easy → Insane) that scale target size, spawn speed, lifetime, and decoy count. New
  • Full-screen mode with in-arena Start button so you can play without leaving immersive view. New
  • Live reaction-time chart, hit/miss visual effects, and sound feedback on every action. New
  • Progress HQ sidebar tracking your personal bests, 6-tier rank system (Casual → Pro), and Coach Notes with personalised tips. New
  • Session history table showing your last 8 runs with mode, difficulty, avg RT, accuracy, score, and rank. New
  • Freeplay mode for unlimited practice, plus pause, resume, and restart controls. New
April 12, 2026
APM Test - Advanced Rebuild

Complete Rebuild

  • 4 test modes — Guided Grid (mixed click & key prompts), Free Input (any key/click), StarCraft Drill (macro task sequence), and Burst Speed (peak 5-second window). New
  • Effective APM (eAPM) tracking that filters spam and counts only productive actions for a more accurate skill metric. New
  • Live per-second APM chart and Peak Burst APM — captures your maximum output in any rolling 5-second window. New
  • Configurable session duration: 15s, 30s, 60s, or 2 minutes. New
  • Progress HQ with personal bests, 6-tier rank system (Casual → Progamer), Coach Notes, and session history table. New
  • 3-2-1 countdown, streak badge, progress bar, sound effects, and detailed result overlay. New
April 12, 2026
Spray Control Trainer - Advanced Rebuild

Complete Rebuild

  • 10 real weapon spray patterns — CS2 (AK-47, M4A4, M4A1-S, Galil AR, FAMAS, UMP-45, MP9) and Valorant (Vandal, Phantom, Spectre) with accurate RPM and magazine size. New
  • Ghost Counter-Path overlay showing the exact inverse recoil path to trace for each weapon. New
  • Per-shot deviation scoring measuring your pixel distance from the ideal counter-path. New
  • Magazine simulation with animated reload bar — 30-round mags with a 2.2s reload enforcing real-game rhythm. New
  • 4 difficulty levels (Easy → Elite) with scaled pattern strength, target radius, and score multipliers. New
  • Progress HQ with per-weapon bests, Coach Notes, 7-tier rank system (Silver → Global), and session history. New
  • Freeplay mode, fullscreen support, 3-2-1 countdown, pause/resume, and sound effects. New
April 11, 2026
Flick Shot Trainer - Complete Rebuild

Complete Rebuild

  • Rebuilt with four training profiles — Classic Flick, Speed Blitz, Precision Sniper, and Chaos Micro — each with unique mechanics. New
  • Switched to a full HTML5 Canvas engine with particle effects, custom crosshair, and sound feedback. New
  • Added four difficulty levels, configurable duration, target size, and a pressure system with health drain. New
  • Added Progress HQ with per-profile bests, Coach Notes, Recent Sessions table, and a 6-tier rank system. New
  • Added fullscreen support, 3-2-1 countdown, pause/resume, and detailed end-of-run result overlay. New
April 11, 2026
Tracking Trainer - Complete Rebuild

Complete Rebuild

  • Rebuilt with four training profiles — Smooth Glide, Reactive Strafe, Orbit Control, and Switchback Chaos — each with unique movement patterns. New
  • Added four difficulty levels, configurable duration, target size, and a pressure system with health drain. New
  • Added a 4-card glassmorphic HUD, live stats strip, health bar, and fullscreen support. New
  • Added Progress HQ with per-profile bests, Coach Notes, Recent Sessions table, and detailed result overlay. New
  • Added 3-2-1 countdown, pause/resume, and a 6-tier rank system. New
April 11, 2026
Aim Trainer Suite - Update

Aim Trainer Suite

  • Improved fullscreen behavior so the HUD, arena, and supporting layout respond more reliably when players toggle immersive mode. Fix
  • Added more Features and Functions New
April 05, 2026
Key Travel Test - Major Rebuild

Key Travel Test

  • Rebuilt the page into a modern side-by-side switch comparison tool instead of a simple single-switch demo. New
  • Added richer switch presets including linear, tactile, clicky, low-profile, optical, scissor, and Hall effect styles. New
  • Added comparison data for actuation point, reset point, total travel, force, sound profile, and best-use guidance. New
  • Added keyboard-hold simulation, manual depth scrubber, and demo controls for clearer learning and inspection. New
  • Improved the layout to use full site width, moved controls into a sidebar, and fixed cramped labels and stat cards on medium desktop widths. Fix
April 05, 2026
Typing Speed Test - Upgrade

Typing Speed Test

  • Rebuilt the typing page with cleaner dropdown-based controls, stronger visual hierarchy, and a more polished training layout. New
  • Expanded practice depth with larger word banks, more paragraph variety, custom text support, and long sessions up to 1000 words. New
  • Fixed incorrect input handling so mistakes are counted without injecting extra wrong characters into the typing line. Fix
  • Added richer feedback with raw/net WPM, consistency, streak tracking, recent attempts, and personal-best analytics. New
  • Upgraded the on-screen keyboard to a full Keyboard Tester style layout with function keys, navigation cluster, and numpad highlighting. New
March 13, 2026
Angle Snapping Test - UI & Engagement Overhaul

Canvas & Drawing Experience

  • New Grid Canvas: Replaced the plain dark background with a deep navy surface featuring faint 40px cyan grid lines - making wobble vs. straight lines immediately visible.
  • New Glowing Border: Canvas border illuminates with a cyan glow while drawing, then resets on release for satisfying visual feedback.
  • New Live Colour-Shifting Stroke: The drawing stroke transitions from green -> amber -> red in real-time as the snap score rises during each mouse movement.
  • New Touch Support: Drawing now works on mobile and tablet touchscreens via touchstart/touchmove/touchend events.

Draw Modes & Controls

  • New Draw Mode Selector: Three modes - Free Draw, Circle Guide (faint dashed reference circle), and Diagonal Guide (two 45-degree reference diagonals) - added as pill tabs above the canvas.
  • New Brush Size Picker: Three brush size buttons (thin / medium / thick) with animated active state.
  • New Save PNG: Export your drawn canvas as a PNG image with a single click.

Live Stats & Verdict

  • New 3 Live Stat Cards: Snap Score (purple), Horizontal Lines % (cyan), and Vertical Lines % (pink) - all update live on every mouse movement with a pulse animation.
  • New Verdict Banner: A full-width banner slides in after each stroke showing one of three verdicts: Raw Input Detected, Mild Correction Detected, or Angle Snapping ON - each with matching colour glow.
  • New 3-Step Instruction Row: A compact pick-mode -> draw -> read verdict guide replaced the old freeform text block above the canvas.
  • Fix Fixed raw Markdown syntax (**bold**) rendering as plain text in the SEO content section; replaced with proper <strong> tags.
March 04, 2026
Macro Recorder & Anti-Ghosting Pro Update

Macro Recorder: Data Utilization Phase

  • New AutoHotkey Script Generator: Instantly convert your recordings into functional `.ahk` scripts for desktop automation.
  • New Logitech G-Hub Export: Export your sequences in XML format compatible with G-Hub macro imports.
  • New Shareable Macro URLs: Generate a compact, Base64-encoded link to share your exact recording with anyone.
  • New Rhythm Analytics: Automatically calculates Average BPM and timing jitter for rhythmic input sequences.
  • New Pro Dashboard UI: Overhauled stats cards with glassmorphism, Lucide icons, and modern color-coded button states.

Anti-Ghosting Test: Gaming Refinement

  • New Interactive Combo Tracker: Added a dedicated panel to track essential gaming key combinations like WASD + Space.
  • New Simultaneous Input Engine: Real-time tracking of maximum concurrent key presses with visual HUD feedback.
  • New Success Modal: New visual feedback system with confetti celebration when clearing all gaming combos.
March 04, 2026
Keyboard Tester UI Redesign

Layout & Visual Overhaul

  • New Reorganized the sidebar, simple stats bar, and advanced analytics sections for user-friendly navigation.
  • New Cleaned up "Advanced Mode" toggle states with a unified dashboard layout for deeper diagnostics.
  • Fix Improved alignment and positioning of all keyboard elements to ensure visual consistency.
March 03, 2026
Strafe Aim Trainer V2.0 Redesign

Complete Overhaul

  • New Frame-rate independent game engine using delta-time physics for consistent gameplay on all monitors.
  • New Health bar mechanic - HP drains when off-target, regenerates when on-target. Round ends at 0 HP.
  • New Real-time HUD with live score, accuracy %, timer, and health bar overlay.
  • New localStorage personal bests per difficulty (best accuracy, score, streak, games played).
  • New Premium dark-themed UI with difficulty selection cards, grid overlay, and glowing neon target.
March 03, 2026
Keyboard Latency Test V2.0 Redesign

Major Refactor & New Metrics

  • New Switched to a highly accurate keydown-to-keyup measurement methodology to match professional benchmarks.
  • New Added 3 new real-time metrics: Jitter (stability), Consistency rating, and Processing Lag (event delay).
  • New Implemented a premium dark-themed 6-card dashboard layout.
March 03, 2026
Tool Refinements

Crosshair Generator

  • Refined the layout for a more modern and user-friendly experience. New
  • Added a "Reset Default" button to easily restore initial crosshair settings. New
March 02, 2026
New Games Tool

Minecraft Circle Generator

  • Launched a pixel-perfect tool for building in-game circles and ovals. New
  • Includes live block previews, HD rendering, and instant copy/paste fill commands. New
February 27, 2026
Tool Redesigns & Interface Updates

FOV Calculator

  • Completely redesigned the FOV Calculator tool. New
  • Updated the interface to be more modern and user-friendly. New

Mousepad Size Guide

  • Redesigned the Mousepad Size Guide for better visual clarity. New
February 21, 2026
Mouse Tester Redesign

Mouse Tester Tool

  • Replaced old simplistic mouse with a detailed 3D isometric reference mouse design. New
  • Added real-time drag sensitivity test tracking mouse movement distance. New
  • Added full support and neon visual tracking for M4 and M5 side buttons. Fix
February 19, 2026
Mouse & Click Tool Upgrades

Polling Rate Test

  • Refined calculation logic for improved accuracy. Fix
  • Added advanced real-time charting and data visualization. New

Drag Click Test

  • Added timer selection options (5s, 10s, 30s, 60s). New
  • Implemented live statistics, detailed results modal, and charts. New

CPS Test

  • Enhanced visual feedback and border visibility for click areas. Fix
February 17, 2026
New Display & Hardware Tools

New Tools

  • Added Display Test - comprehensive 21-test monitor testing suite with fullscreen UI, interactive controls, and test-specific options. New
  • Added Frame Rate Test - real-time FPS counter with motion smoothness comparison and frame time analysis. New
  • Added Screen Bleeding Test - fullscreen dark screen test to detect backlight bleed and IPS glow. New
  • Added Screen Size Detector - instant display information including resolution, DPI, aspect ratio, and color depth. New
February 10, 2026
Mobile & UI Improvements

Mobile Experience

  • Fixed horizontal scroll/swipe issue on mobile devices. Fix
  • Improved mobile navigation menu interaction and animation. Fix
  • Optimized menu width for better mobile usability (reduced to 160px).

User Interface

  • Redesigned tool cards with vibrant gradient borders and neon glow effects. New
  • Enhanced visibility of "Keyboard CPS Test" footer and related tools. Fix
  • Improved visual hierarchy on tool pages.
February 09, 2026
Official Launch

Initial Release

  • Successfully launched ABC Tester with 85+ core testing tools. New
  • Launched responsive dark-mode design system.
November 2025
Development Started

Project Inception

  • Began development of high-performance browser-based testing tools.
  • Designed core architecture for gaming peripherals testing (Mouse, Keyboard, Audio).
  • Created initial prototypes for CPS Test and Aim Trainer.