Changelog

Versions

1. 4.0

   Latest

   July 20, 2026

   Features

   • Redesigned the site with updated layout, typography, and navigation.
   • Added Danish, Dutch, and Norwegian, expanding language support to 12 languages.
   • Added Your Profile: a hub and six personal result pages for saved screening outcomes in every language. Results stay in your browser only.
   • Updated all six screening tools with a consistent interface and clearer test flows.
   • Added Red-Green and Tritan modes to the Anomaloscope Test for red-green and blue-yellow screening.
   • Added Mild, Moderate, and Strong severity bands plus inconclusive results to the Color Blind Test.
   • Added Kids Mode on the Color Blind Test (shapes instead of numbers).
   • Updated FAQs and disclaimer for Color Blind Test cone scores, severity bands, and display prep.

   Fixes & improvements

   • Improved translations and locale switching across all 12 supported languages.
   • Served active-language tool UI only, so pages stay lighter when you switch locale.
   • Contact form messages are delivered by email to the support inbox.
   • Published a multilingual sitemap covering tools, profile pages, and all 12 locales.
   • Improved touch and drag on the Farnsworth-Munsell 100 Hue Test on phones and tablets.
   • Improved keyboard navigation and focus handling in menus and interactive tests.
   • Aligned Color Blind Test result headlines and page copy on deficiency terminology.
   • Refreshed Color Blind Test page copy, cone-score guidance, and simulation info tooltips.

2. 3.0

   Apr 28, 2025

   Features

   • Rebuilt the Color Blind Test with updated scoring and clearer result presentation.
   • Redesigned the Ishihara Test for improved plate clarity and readability on all screen sizes.
   • Updated Color Blind Test classification for more accurate protan, deutan, and tritan results.
   • Improved Ishihara plate rendering on high-DPI and Retina displays.

   Fixes & improvements

   • Improved tile drag responsiveness and scoring accuracy on the Farnsworth-Munsell 100 Hue Test.
   • Fixed intermittent timing issues on the Cambridge Color Test countdown sequence.
   • Refined color pairs and feedback messaging on the Anomaloscope Test.
   • Improved Farnsworth Lantern Test signal timing for more reliable results.

3. 2.2

   Mar 09, 2025

   Features

   • Launched the Color Blind Test browser extension for Chrome, Edge, and Firefox.
   • Improved Anomaloscope Test matching logic for more consistent red-green screening results.
   • Improved Ishihara plate rendering on low-brightness and matte displays.
   • Improved tile drag feedback and snapping on the Farnsworth-Munsell 100 Hue Test.

   Fixes & improvements

   • Fixed color calibration inconsistencies on certain displays during the Anomaloscope Test.
   • Reduced memory usage during longer Ishihara Test sessions.
   • Improved plate and tile rendering speed across all six screening tools.
   • Resolved minor layout issues when running tests in narrow browser windows.

4. 2.1

   Dec 13, 2024

   Features

   • Added support for German, Spanish, French, Indonesian, Italian, Polish, Portuguese, and Russian, for 9 languages in total.
   • Translated all six screening tools into every supported language.
   • Added a language switcher in the header to change locale without leaving the current test.
   • Translated result summaries and on-screen instructions for every screening tool.

   Fixes & improvements

   • Reduced load time when switching languages during a test session.
   • Fixed text overflow and layout issues on longer translated labels and buttons.
   • Improved font rendering for Cyrillic and accented characters in Russian, Polish, and Portuguese.
   • Optimized localized test flows for faster startup on mobile connections.

5. 2.0

   Nov 10, 2024

   Features

   • Relaunched the screening suite with an updated interface and clearer test flows across all six tools.
   • Standardized tool naming and navigation for Color Blind Test, Ishihara Test, Farnsworth-Munsell 100 Hue Test, Anomaloscope Test, Cambridge Color Test, and Farnsworth Lantern Test.
   • Updated result summaries with clearer explanations of each outcome.
   • Streamlined navigation between tests from the homepage and main menu.

   Fixes & improvements

   • Reduced page load times and improved responsiveness on mobile and tablet devices.
   • Fixed layout issues on smaller screens when moving between test steps.
   • Improved contrast and readability of instructions and controls across all six tools.
   • Resolved issues that could reset a test when resizing the browser window during a session.

6. 1.0

   Feb 06, 2023

   Features

   • Launched BlindnessTest.com with free online color vision screening tools.
   • Released six screening tools: Color Blind Test, Ishihara Test, Farnsworth-Munsell 100 Hue Test, Anomaloscope Test, Cambridge Color Test, and Farnsworth Lantern Test.
   • Designed each tool for a different color vision assessment, from plate screening to hue discrimination and lantern simulation.
   • Allowed users to start any screening tool from the homepage without creating an account.

   Fixes & improvements

   • Built a mobile-friendly layout with responsive test flows from launch.
   • Optimized Ishihara and Farnsworth-Munsell plate and tile layouts for phones and tablets.
   • Added clear on-screen instructions at every step of each screening tool.
   • Designed test flows to complete most screenings in a few minutes.
7. Show 5 earlier releases3.02.22.12.01.0