Changelog

Added Sun Exposure Seat Finder to Calculators. Plan seating comfort for long bus, train, or car road trips by predicting sun glare and shade. Calculates geodesic route bearing, simulates astronomical sun positions hour-by-hour along the route, and displays interactive seat layouts, relative sun compasses, and trip timelines.

Added Custom Countdown Timer to Productivity Tools. A customizable, fullscreen countdown screensaver and clock tracking events, game launches, birthdays, or exams. Features tactile retro flip-cards, neon cyberpunk styling, AMOLED burn-in protection, custom alarm sounds, and client-side LocalStorage save states.

Added Solar Panel Angle Calculator to Calculators. Calculate the optimal solar panel tilt angle and compass orientation (azimuth) based on latitude. Includes preset cities, custom adjustments, and an interactive 2D noon sun path visualizer.

Added Solar Panel Roof Estimator to Calculators. Estimate solar panel placement layout capacity on sloped roofs. Calculates sloped surface area, safety setback spacing paths, and packs panels in portrait or landscape orientations with an interactive SVG layout mapping simulator.

Added Roblox Wanted Poster Generator to Printable Tools. Create funny, custom Roblox wanted posters client-side with avatar photo uploads, different theme presets (Parchment, Neon, Gold, Ink-Saver), custom reward values, and optional vertical tear-off contact strips.

Added Color Contrast Checker to Developer Tools. Verify color contrast ratios between text (foreground) and background colors to ensure compliance with WCAG 2.1 Level AA and AAA standards. Includes interactive lightness adjustment sliders, automatic color optimization suggestions, and a live visual sandbox with 100% client-side privacy.

Published Color Contrast Check for Accessibility: The Complete Developer Guide to the blog. Covers WCAG contrast thresholds, relative luminance formulas, and practical design solutions for fixing low-contrast text.

Added Freelancer & Gig Economy Tax Estimator to Calculators. Estimate tax liabilities and plan estimated quarterly or semi-annual prepayments for the US, UK, Germany, France, and Canada completely in-browser with 100% data privacy.

Added Personal Carbon Calculator to Calculators. Estimate your annual greenhouse gas footprint across vehicle travel, commercial flights, food, and home energy. Model eco-scenarios like switching to electric vehicles, adopting solar power, going plant-based, and heating retrofits to see real-time offsets.

Added Perfect Line Challenge to Game Tools. An interactive hand steadiness and tracking calibration test that analyzes your drawing path for straightness, tilt, and speed consistency with dynamic roasts, high-score certificates, and result card image sharing.

Added ASCII Text Art Generator to Developer Tools. Convert plain text into stylized ASCII text art banners client-side. Customization options include font styles (Standard, Slant), custom fill characters, spacing, and automatic wrap comment blocks for popular coding languages.

Added CSV Column Analyzer to Developer Tools. Profile and clean CSV datasets client-side with 100% privacy. Detect duplicate values, identify missing cells, calculate numerical distributions (mean, median, standard deviation), analyze category frequencies, and export cleaned CSVs.

Added JWT Decoder to Developer Tools. Decode and inspect JSON Web Tokens (JWT) completely client-side. Edit headers or payloads bidirectionally, calculate live expiration countdowns, and verify HS256 signatures locally using WebCrypto API.

Added Hours Calculator to Calculators. Calculate time card work hours, track weekly timesheets with break deductions, estimate gross earnings, and use the smart hours adder with copy-paste time text parsing.

Added Height Comparison Calculator to Calculators. 🎉 100th TOOL MILESTONE! Visually compare heights of up to 20 people, fictional characters, or reference objects side-by-side on an interactive, dynamically scaled grid wall. Features imperial/metric settings, preset additions, a height difference calculator, and high-quality silhouette visual graphics.

Added Square Footage Calculator to Calculators. Calculate exact area requirements for square, rectangular, circle, triangle, or complex L-shaped rooms with integrated material cost estimates and wastage allowance settings.

Added Golf Simulator Space Calculator to Calculators. Plan your home golf simulator room layout with dynamic 2D Top/Side maps and a 3D isometric room wireframe projector beam model. Features live safety clearance alerts, projector shadow casting checks, aspect ratio fit options, and custom blueprint printing.

Added Test Grade Calculator to Calculators. Calculate test percentages and letter grades instantly with an interactive easy grader lookup chart, customizable grade scale thresholds, and a weighted course average calculator.

Added Calorie Calculator to Calculator Tools. Estimate your BMR and TDEE daily metabolic rates using Mifflin-St Jeor, Harris-Benedict, or Katch-McArdle equations, featuring customizable activity multipliers, daily goal targets, and macronutrient diet distribution splits.

Added Fullscreen Focus Clock to Productivity Tools. A customizable, fullscreen analog clock and focus screensaver featuring eight aesthetic themes (Minimal, Tokyo Neon, Retro cards, AMOLED), customized watermark overlay, and a built-in tick-tock sound generator.

Added Focus Music BPM Matcher to Productivity Tools. Identify the optimal music BPM range for your cognitive task, featuring a Tap BPM counter, custom focus state guides, curated playlist links, and a built-in synthesizer background noise generator.

Added Keyboard Shortcut Cheat Sheet Generator to Printable Tools. Design and download customized keyboard cheat sheets for VS Code, Figma, Notion, Blender, or custom apps as high-res PNG or print-ready PDF.

Added Frequency Sweep Generator to Audio Tools. Synthesizes sweep tones from 20Hz to 20kHz locally in the browser with linear or logarithmic scaling, featuring a real-time oscilloscope signal visualizer.

Added Tone Generator to Audio Tools. Generates sine, square, sawtooth, and triangle waves from 20Hz to 20kHz, featuring standard musical note presets and a dual real-time wave oscilloscope and FFT spectrum analyzer.

Added LUFS Loudness Analyzer to Audio Tools. A 100% client-side loudness auditor that parses audio files to compute Integrated LUFS, true peak dBFS levels, and dynamic range, featuring real-time K-weighting double filter computation and a waveform profile renderer.

Added Sample Rate Converter Calculator to Audio Tools. Helps creators and engineers compare storage file sizes, bandwidth, and Nyquist limits across standard sample rates, featuring an interactive sample waveform simulator demonstrating aliasing foldback distortion.

Added Mic Distance Delay Calculator to Audio Tools. Computes acoustic propagation delay and samples offset between microphones based on physical spacing and air temperature, featuring an interactive logarithmic comb filtering phase cancellation notch graph.

Added Audio Delay Calculator for Speakers to Audio Tools. Helps sound engineers align secondary venue delay speaker towers with Haas psychoacoustic precedence effect offsets, featuring an animated wavefront propagation canvas.

Added Social Media Image Resizer to Social Media Tools. Drag-and-drop crop workspace with live zoom and panning, supporting presets for Instagram, YouTube, X/Twitter, TikTok, LinkedIn, Facebook, and custom dimensions. Includes high-resolution canvas scaling and multi-format bulk ZIP packaging.

Added AI Image Prompt Metadata Viewer to Image Tools. Parse hidden text chunks, international Unicode iTXt blocks, compressed zTXt segments, and EXIF parameters from Stable Diffusion, ComfyUI, NovelAI, and Fooocus images. Includes workflow JSON downloader, multiple file upload support, and a fallback binary text scan.

Added Image Compressor to Image Tools. Compress images (JPEG, PNG, WebP) in bulk directly in your browser. Features a target file size optimization option (e.g. compress to 100KB) using an iterative quality search, format conversion, and multi-file ZIP packaging.

Added Emoji Catch Challenge to Game Tools. An interactive reflex-testing browser game where players tap falling target emojis while filtering out distractors. Features sub-pixel canvas coordinates, local Web Audio synth sound effects, custom physics particle bursts, accuracy speed ratings, and exportable, verified high-score certificates.

Expanded content documentation and optimization guides inside the Schema to LLMs Converter to provide deep E-E-A-T information on how Large Language Models parse clean metadata structures compared to traditional DOM markup.

Added Schema to LLMs Converter to Developer Tools. Convert JSON-LD structured schemas, FAQ page metadata, product specs, and raw HTML documentation into clean, AI-ready llms.txt Markdown files. Features a built-in JSON-LD parser, documentation HTML tag stripper, and an interactive llms.txt generator form.

Added 3D Printing Cost Calculator to Calculators. Helps 3D printer owners and manufacturing hubs estimate print jobs. Audits filament material costs, active power draw, machine wear depreciation, labor rates, and scrap/failure buffers for multi-unit batch quotes. Includes interactive suggested margin pricing schedules (Competitive, Standard, Premium, Luxury, Custom) and exports beautiful visual reports or text summaries.

Added Etsy Fee & Profit Calculator to Calculators. A client-side marketplace auditor for Etsy store owners and print-on-demand creators. Automatically maps variable regional payment processing fees, listing fees, transaction fees, VAT surcharges, and location-specific regulatory operating fees. Computes standard profit margins, offsite ad margins, target retail prices, and breakeven prices with real-time horizontal segmented ratio bar charts.

Added Video File Size Calculator to Social Media Tools. Helps video editors, streamers, and OBS users estimate video export sizes based on resolution presets, frame rates, duration, audio parameters, and codecs (H.264, HEVC, AV1, ProRes). Includes a simulated interactive video playback player, platform upload limit checkers (Email, Discord, TikTok, FAT32), and a density auditor.

Added Image DPI & Print Size Calculator to Calculators. Helps Canva and print-on-demand creators calculate print sizes in inches or cm, pixels required for high quality prints at 300 DPI, and solves DPI values from current pixel dimensions. Includes an interactive picture-frame preview on a simulated wall.

Added YouTube Thumbnail Safe Area Checker to Social Media Tools. A comprehensive client-side auditing tool for creators to check if their thumbnail designs will be obscured by YouTube overlays. It overlays text-safe boundaries, top-right hover icons, and the bottom-right duration timestamp in real-time. Features interactive simulated previews for YouTube mobile app feeds, desktop sidebars, and a television viewing distance simulator. Everything processes 100% client-side for absolute privacy.

Added Favicon Maker & Generator to Image Tools. A comprehensive tool for creating website favicons. Supports uploading PNG/JPG/SVG, adjusting padding, setting background color/transparency, and applying shape masks (circle, rounded). Generates a complete ZIP package including a true multi-size favicon.ico, Apple Touch Icon, Android Chrome manifests, and provides the exact HTML <link> tags to paste into your site. Everything processes 100% client-side for maximum privacy and speed.

Added Pomodoro Session Tracker to Productivity Tools. A beautifully designed "cute" productivity app that tracks focus sessions, logs daily statistics, and counts distractions. Features a complete Pomodoro cycle (Focus, Short Break, Long Break), browser LocalStorage integration to save stats without an account, and adjustable timer settings.

Added Batch Image Renamer to Image Tools. Bulk rename image files with SEO-friendly slugs, custom prefixes, suffixes, numbering, and find-replace rules. Built for e-commerce and web publishers, processes completely in-browser with zero uploads and bulk ZIP download.

Added Lost Pet Flyer Generator to Printables. Design high-visibility missing pet posters in seconds. Features an elderly-friendly quick-start template loader, custom image uploads, interactive geocoded location mapping via Leaflet/OpenStreetMap, and automated vertical tear-off phone strips. Exports as print-ready PDF or high-resolution PNG entirely client-side.

Added Baby's First Flight Certificate Generator to Printables. Customize first flight details, airport codes, flight dates, and choose between cute character styles or a unisex vintage adventure layout. Features high-resolution 300 DPI A4 landscape output (3508 x 2480 px) for museum-grade physical prints.

Added Event Ticket Generator to Printables. Design high-resolution custom concert, theater, or cinema passes with six beautiful design themes. Includes dynamic Code 39 barcode and secure QR-finder code generators, dashed tear stubs, and high-fidelity A4 layout compilation stacking 4 tickets with cut markers for efficient physical cardstock printing.

Added Don't Break the Chain Habit Tracker Generator to Printables. Design custom, high-resolution habit challenge sheets with multiple layouts (classic grids, honeycombs, spirals, full year matrices), cell shape profiles, and check styles. Features clickable interactive preview day toggling, dynamic streak chain rendering, and custom printable PDF/JPG outputs with an attribution removal toggle.

Added a premium Artistic Circle Frame option to the Custom Map Poster Generator. Allows designers to render custom circular map art styled with double-border frames and dynamically balanced vertical text spacing.

Added Add Page Numbers to PDF Free to PDF Tools. Add numbers to PDF documents securely inside your browser. Customize visual positioning grid, margins, font style, size, opacity, starting indexes, prefix-suffix strings, and optional cover or back page skips with real-time percentage-based visual preview alignment.

Added Don't Shake - Hand Steadiness Test to Game Tools. Measure your physical composure, micro-tremor frequency, and coordinate drift inside an interactive radar target grid. Uses high-frequency accelerometer sensors on mobile or sub-pixel cursor coordinates on desktop, plotting micro-jitters on a real-time seismic ECG wave graph, with customizable score certificate generation.

Added Loading Bar Reflex Game to Game Tools. Test your nervous system coordination by trying to freeze a loading bar precisely at 100.00% under standard linear progress. Features microsecond precision logging, personal highscore records, dynamic timing timeline visualizer, and custom certified score certificate image generator.

Added Custom Map Poster Generator to Printables. Create beautiful, high-resolution custom map posters with GPS coordinates, custom map styles, and typography. Download as PNG or PDF for free.

Added ADHD Daily Planner Generator to Printables. A research-backed interactive planner for neurodivergent brains. Includes multi-layout PDF exports (A4, A5x2, A6x4), energy tracking, sensory checks, and custom checkbox styles.

Launched new Printables & Templates category for free, high-quality printable tools and event assets.

Added Printable 1920s Trivia Game Maker to Printables. Create custom Art Deco themed trivia cards for Roaring 20s parties.

Moved Certificate Generator to the new Printables category for better organization.

Added Online QR Code Reader & Tester to Social Media Tools. A secure, client-side scanner with animated scanning and link safety detection.

Added Smart QR Code Generator to Social Media Tools. Create professional, branded QR codes with gradients, logos, and a built-in scan validator.

Added SVG Responsive Optimizer to Developer Tools. Automatically fix SVG scaling issues by removing fixed dimensions and adding viewBox support.

Added AI IDE Rules (.cursorrules) Generator to Developer Tools. Optimize your AI coding assistant with custom rules for Next.js, Tailwind, TypeScript, and more.

Added JSON to Zod Schema Generator to Developer Tools. Convert JSON objects into TypeScript-ready Zod schemas instantly with recursive analysis.

Added Tailwind CSS v4 Palette Generator to Developer Tools. Create perceptually uniform color palettes using OKLCH and generate CSS @theme blocks compatible with the latest Tailwind v4 standards.

Added Perfect Circle Test to Game Tools. An interactive canvas challenge that analyzes your drawing path for geometric accuracy. Features real-time status recording, performance roasts (Zen Master to Potato), consistency and closure stats, and result image export.

Added Recipe Scaler & Ingredient Converter to Converters. Scale recipes instantly and convert between volume and weight with ingredient-specific density data.

Added Aspect Ratio & Screen Resolution Converter to Converters. Calculate pixel dimensions for any ratio with visual previews and social media presets (Midjourney, TikTok, IG).

Added Digital Storage & Transfer Time Converter to Converters. Translate between GB and GiB, calculate download times, and see what fits in your storage space.

Added Subscription Tracker & Savings Calculator to Calculators. Track recurring expenses, identify "hidden" costs, and visualize the 10-year opportunity cost of lifestyle inflation.

Added Freelance Rate & Project Quote Calculator to Calculators. A comprehensive tool for freelancers to calculate their ideal hourly rate and estimate profitable project quotes.

Added AI Token & API Cost Estimator to Calculators. Compare API pricing for GPT-4, Claude 3, and Gemini. Estimate token usage and project costs at scale.

Published Valorant Sensitivity Guide: How to Convert from CS2, Apex & More — covers the yaw formula, eDPI calculator guide, cm/360° ranges, pro player reference table, and common conversion mistakes. Links directly to the Valorant Sensitivity Converter tool.

Added Emoji Memory Challenge to Game Tools. A visual recall game with level-based progression, brain type classification, and image-based result sharing.

Added Time Perception Challenge to Game Tools. An internal clock test featuring "Focus Score" calculation, 5 precision-based style profiles, and results sharing with image export.

Added Typing Rhythm Challenge to Text Tools. A keyboard reaction test that measures reaction speed, accuracy, and rhythm consistency across 30 key prompts. Results in one of four typing style profiles: Machine, Sniper, Chaos, or Groove. Includes a reaction time bar chart, save as image, and challenge-a-friend sharing.

Added Daily Aim Calibration to Game Tools. A browser-based aim trainer with three exercises - tracking, flick shots, and micro-adjustments. Get an aim score, reaction time stats, and a personalized sensitivity recommendation. Share your score and challenge friends.

Added Bulk URL Opener to Developer Tools. Paste a list of URLs and open them all in new tabs at once. Supports delay between tabs, duplicate removal, domain grouping, randomize order, TXT/CSV import, export, and session saving.

Added a "Report" button to every tool page. Use it to report bugs, suggest improvements, or request new features for any tool.

Added cURL to Fetch Converter to Developer Tools. Converts cURL commands to JavaScript fetch() code. Supports -X, -H, -d, -u, -b, --compressed, -L. Outputs async/await or Promise style with auto-formatted JSON bodies.

Added Invisible Character Generator to Social Media Tools. Copy zero-width spaces, Hangul Filler, Braille Blank, and other invisible Unicode characters for Twitter/X usernames, Discord names, Instagram bios, and more.

Added Zalgo Text Generator to Text Tools. Convert normal text into glitchy Zalgo-style text with Unicode combining diacritical marks. Five intensity levels, directional control, live preview, and Remove Zalgo to restore original text.

Added EV Range Calculator to Calculators. Estimate electric vehicle range from battery capacity, efficiency, state of charge, and driving conditions. Includes quick presets for popular EVs, animated battery visualization, range breakdown across all condition levels, and practical range tips.

Added Text to Morse Code Converter to Text Tools. Translate text to Morse code dots and dashes, or decode Morse code back to text. Includes audio playback with adjustable WPM speed, real-time conversion, and a full Morse code reference chart.

Added Bulk Image Resizer to Image Tools. Resize multiple JPG, PNG, WebP, GIF, or BMP images at once. Supports pixel dimensions and percentage scaling, aspect ratio lock, output format selection (JPG/PNG/WebP), quality control, individual downloads, and ZIP archive download. Images are processed sequentially with a progress bar to keep the browser responsive.

Added PDF to JPG Converter to PDF Tools. Renders every page of a PDF as a high-quality JPEG image using PDF.js — entirely in your browser. Includes a quality slider, per-page download buttons, and a "Download All as ZIP" option. No upload, no watermark.

Added JPG to PDF Converter to PDF Tools. Combine one or more JPG/PNG images into a single PDF document. Drag cards to reorder pages, choose from A4/A3/Letter/Legal page sizes, set portrait or landscape orientation, and adjust margins. Built with pdf-lib, fully client-side.

Launched new Game Tools category — a dedicated home for gaming utilities.

Added Valorant Sensitivity Converter to Game Tools. Convert your CS2, Apex Legends, Overwatch 2, Fortnite, or any of 20+ supported games' sensitivity to Valorant. Includes live eDPI calculator, cm/360° output, sensitivity category label, and a pro player reference table (TenZ, Shroud, ScreaM, and more).

Added Gamepad Tester to Game Tools. Test any USB or Bluetooth controller in your browser — buttons, analog sticks, triggers, axes, and vibration. Powered by the browser Gamepad API. Useful for diagnosing stick drift and verifying all inputs work correctly.

Added Table field type to Create Fillable PDF. Insert a customizable grid with any number of rows and columns, optional header row styling, and resize support. Tables are drawn as permanent lines directly into the PDF.

Expanded the Create Fillable PDF guide with detailed field type explanations, use case examples, a step-by-step how-to section, and a privacy & security section with a link to the Fill PDF tool.

Fixed mojibake encoding characters (â€", …, ×) appearing in PDF tool descriptions and progress labels across merge-pdf, fill-pdf, split-pdf, reorder-pdf, and create-fillable-pdf.

Added Timezone Overlap Tool to the new Productivity Tools category. Find ideal meeting windows for global teams with a visual 24h timeline.

Added Create Fillable PDF to PDF Tools. A powerful, browser-based form editor that lets you add text fields, checkboxes, and signatures to any PDF with drag-and-drop positioning.

Added Fill PDF Form to PDF Tools. Securely fill out interactive PDF forms in your browser. Supports text fields, checkboxes, and dropdowns.

Added Reorder PDF Pages to PDF Tools. Visually arrange or delete pages in your PDF using a drag-and-drop interface.

Created a new Productivity Tools category and moved Meeting Cost Calculator there for better organization.

Fixed an issue in all Image Tools where the file selection dialog would open twice or require multiple clicks.

Major upgrade to Nanosecond Timer. Added high-visibility Full Screen mode, a dedicated Light/Dark theme toggle, and a scrollable lap table to prevent layout shifts.

Fixed a console error related to missing DOM elements when navigating to image tools.

Added PDF Watermark Tool to PDF Tools. Securely add text watermarks to your documents with custom color, opacity, rotation, and positioning—all processed 100% in your browser.

Added Smart PDF Splitter to PDF Tools. Extract specific pages from a PDF or split them into entirely separate files using a bulk ZIP export. Includes a visual page thumbnail preview powered by pdf.js.

Added Random Winner Picker to Social Media Tools. A fair, unbiased tool to randomly select winners and substitutes from a list. Includes duplicate removal, a suspenseful shuffle animation, and the ability to export results as a timestamped PNG image for absolute transparency.

Added Image Metadata Viewer & Remover to Image Tools. View EXIF data including GPS coordinates, camera make/model, timestamps, and exposure settings from JPG, PNG, and WebP files.

Published companion blog post: "What Is EXIF Metadata? Why You Should Remove It Before Sharing Photos" — covering real-world privacy risks and when to strip metadata.

Added Code & Text Diff Checker to Developer Tools. Compare two versions of any code or text side-by-side or in unified view. Uses a Myers diff algorithm (same as Git) with inline character-level highlighting, ignore-whitespace/case toggles, and .patch export.

Added Meeting Cost Calculator to Calculators. Estimate the real cost of a meeting based on attendee count, average hourly salary, and duration. A quick way to make the true price of calendar time visible.

Platform launched at toolmaxy.com — fully static, deployed on Cloudflare Workers for global edge performance.

21 tools available at launch across 8 categories: Converters, Calculators, Image Tools, Text Tools, Developer Tools, Social Media, Audio Tools, and PDF Tools.

Converters: Kilometers to Miles, Celsius to Fahrenheit, Kilograms to Pounds.

Calculators: Age Calculator, BMI Calculator, Percentage Calculator.

Image Tools: PNG to WebP Converter, JPG to PNG Converter, Image Resizer.

Text Tools: Word Counter, Case Converter, Lorem Ipsum Generator.

Developer Tools: JSON Formatter & Validator, Base64 Encoder/Decoder, UUID Generator, Nanosecond Timer.

Social Media Tools: Twitter Thread Maker, Instagram Bio Maker, Hashtag Generator.

Audio Tools: Read Text Aloud (Web Speech API, browser-native TTS).

PDF Tools: Merge PDF (browser-based, powered by pdf-lib — no file uploads).

2 blog articles published: "How to Calculate BMI" and "PNG vs WebP: Which Image Format Should You Use?"